Rolled metal Almaty
from 100 kg per GOST and with a defect rate under 0,3%
calculate the cost of rolled metal
With urgent dispatch in 24 hours from our Almaty warehouse and metal cutting to size with an accuracy of ±1 mm.
Savings of up to 15% thanks to direct supplies from Kazakhstan and Russia
Warehouse: 3 000 tonnes, 95% items in stock
18 vehicles in our own fleet
Every batch comes with GOST and EN certificates
Rolled metal Almaty
from 100 kg per GOST and with a defect rate under 0,3%
With urgent dispatch in 24 hours from our Almaty warehouse and metal cutting to size with an accuracy of ±1 mm.
Savings of up to 15% thanks to direct supplies from Kazakhstan and Russia
Warehouse: 3 000 tonnes, 95% items in stock
18 vehicles in our own fleet
Every batch comes with GOST and EN certificates
Rolled metal Almaty
from 100 kg per GOST and with a defect rate under 0,3%
With urgent dispatch in 24 hours from our Almaty warehouse and metal cutting to size with an accuracy of ±1 mm.
Savings of up to 15% thanks to direct supplies from Kazakhstan and Russia
Warehouse: 3 000 tonnes, 95% items in stock
18 vehicles in our own fleet
Every batch comes with GOST and EN certificates
Types of metal
FERROUS
NON-FERROUS
STAINLESS
Alloys
Types of metal
FERROUSNON-FERROUSSTAINLESS
Alloys
Types of metal
FERROUSNON-FERROUSSTAINLESS
Alloys
Rolled metal catalogue
CORRUGATED SHEETING
WELDING ELECTRODES
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rebarWIRE RODSTEEL ROUND BAR
CHECKER PLATE
EXPANDED METAL SHEETSTEEL PIPESPROFILE PIPESMETAL ANGLE BARCHANNEL BARMETAL BEAM
MASONRY MESH
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WELDING ELECTRODES
CORRUGATED SHEETING
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Rolled metal catalogue
rebarWIRE RODSTEEL ROUND BAR
CHECKER PLATE
EXPANDED METAL SHEETSTEEL PIPESPROFILE PIPESMETAL ANGLE BARCHANNEL BARMETAL BEAM
MASONRY MESH
Hexagon bar
WELDING ELECTRODES
CORRUGATED SHEETING
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OUR COMPANY'S SERVICES
Preparatory operations
Cutting (gas, plasma, laser, waterjet), bending, straightening, making forgings, metal casting, rolling, perforation, blanking and stamping.
Machining
Turning and milling (including CNC), drilling, boring, thread cutting, grinding, polishing, deburring and machining.
Heat and chemical treatment
Heat treatment (hardening, tempering, normalising), carburising, nitriding, boriding, carbonitriding, chemical oxidation (blackening).
Surface coatings and finishing
Electroplated coatings (galvanising, chrome plating, nickel plating, anodising), painting (powder, liquid, anti-corrosion), paint-and-varnish coatings, sandblasting.
Quality control
Ultrasonic testing, magnetic particle testing, radiographic testing, penetrant testing.
Welding and assembly
Welding work (arc, semi-automatic, argon-arc), assembly of steel structures.
Special technologies
Calibration (round, square, hexagon), hydroforming, laser marking.
Logistics and order assembly
Packaging of products, order assembly, warehousing services, delivery of rolled metal and finished products.
Engineering and design
Development of technical documentation, design of steel structures, material selection, and bespoke design and engineering solutions for the client.
LEAVE A REQUESTWe will call you back within 3 minutes
OUR COMPANY'S SERVICES
Cutting (gas, plasma, laser, waterjet), bending, straightening, making forgings, metal casting, rolling, perforation, blanking and stamping.
Preparatory operations
Turning and milling (including CNC), drilling, boring, thread cutting, grinding, polishing, deburring and machining.
Machining
Heat treatment (hardening, tempering, normalising), carburising, nitriding, boriding, carbonitriding, chemical oxidation (blackening).
Heat and chemical treatment
Electroplated coatings (galvanising, chrome plating, nickel plating, anodising), painting (powder, liquid, anti-corrosion), paint-and-varnish coatings, sandblasting.
Surface coatings and finishing
Ultrasonic testing, magnetic particle testing, radiographic testing, penetrant testing.
Quality control
Welding work (arc, semi-automatic, argon-arc), assembly of steel structures.
Welding and assembly
Calibration (round, square, hexagon), hydroforming, laser marking.
Special technologies
Packaging of products, order assembly, warehousing services, delivery of rolled metal and finished products.
Logistics and order assembly
Development of technical documentation, design of steel structures, material selection, and bespoke design and engineering solutions for the client.
Engineering and design
We will call you back within 3 minutes
OUR COMPANY'S SERVICES
Cutting (gas, plasma, laser, waterjet), bending, straightening, making forgings, metal casting, rolling, perforation, blanking and stamping.
Preparatory operations
Turning and milling (including CNC), drilling, boring, thread cutting, grinding, polishing, deburring and machining.
Machining
Heat treatment (hardening, tempering, normalising), carburising, nitriding, boriding, carbonitriding, chemical oxidation (blackening).
Heat and chemical treatment
Electroplated coatings (galvanising, chrome plating, nickel plating, anodising), painting (powder, liquid, anti-corrosion), paint-and-varnish coatings, sandblasting.
Surface coatings and finishing
Ultrasonic testing, magnetic particle testing, radiographic testing, penetrant testing.
Quality control
Welding work (arc, semi-automatic, argon-arc), assembly of steel structures.
Welding and assembly
Calibration (round, square, hexagon), hydroforming, laser marking.
Special technologies
Packaging of products, order assembly, warehousing services, delivery of rolled metal and finished products.
Logistics and order assembly
Development of technical documentation, design of steel structures, material selection, and bespoke design and engineering solutions for the client.
Engineering and design
We will call you back within 3 minutes
Cost of rolled metal in Almaty
| PRODUCT | GRADE / SIZE | GOST / STEEL | UNIT | COST (KZT) |
|---|---|---|---|---|
| Rebar | ||||
| Rebar AIII (A500C) | d10 | Gost 34028-2016 | ₸/т | ≈342 000 |
| Rebar AIII (A500C) | d12 | Gost 34028-2016 | ₸/т | ≈338 500 |
| Rebar AIII (A500C) | d16 | Gost 34028-2016 | ₸/т | ≈333 500 |
| Wire rod | ||||
| Wire rod | ⌀6.5 | Gost 30136-95 | ₸/т | ≈341 000 |
| Wire rod | ⌀8 | Gost 30136-95 | ₸/т | ≈340 500 |
| Steel round bar (rod) | ||||
| Round bar | ⌀12 | st3sp/ps | ₸/т | ≈347 000 |
| Round bar | ⌀16 | st3sp/ps | ₸/т | ≈343 000 |
| Sheet metal | ||||
| Hot-rolled sheet | 4 mm | Gost 19903 | ₸/т | ≈355 000 |
| Cold-rolled sheet | 1 mm | Gost 19904 | ₸/т | ≈445 000 |
| Checker plate | 3 mm, five-point | – | ₸/т | ≈380 000 |
| Expanded metal sheet (PVL) | – | – | ₸/т | ≈395 000 |
| Steel pipes | ||||
| Seamless pipe | Ø57×3 | Gost 8732 | ₸/м | ≈2 500 |
| Steel water and gas pipes (VGP) | ||||
| VGP pipe | 25×2.8 | Gost 3262 | ₸/м | ≈849 |
| VGP pipe | 32×3 | – | ₸/м | ≈1 120 |
| Electric-welded steel pipes (ESV) | ||||
| Electric-welded pipe | 108×3 | Gost 10704 | ₸/pcs. | ≈42 070 |
| Electric-welded pipe | 76×2.5 | – | ₸/м | ≈2 200 |
| Profile pipes | ||||
| Profile pipe | 40×20×2 | Gost 8645 | ₸/м | ≈690 |
| Profile pipe | 40×40×2 | Gost 8639 | ₸/м | ≈980 |
| Profile pipe | 60×40×2 | Gost 8645 | ₸/м | ≈1 225 |
| Metal angle bar | ||||
| Equal angle bar | 50×50×5 | Gost 8509 | ₸/м | ≈1 790 |
| Equal angle bar | 40×40×4 | Gost 8509 | ₸/м | ≈1 010 |
| Unequal angle bar | 63×50×5 | – | ₸/м | ≈2 300 |
| Channel bar | ||||
| Channel 12P | Gost 8240 | ₸/м | ≈4 355 | |
| Channel 10P | Gost 8240 | ₸/м | ≈3 557 | |
| Channel 8P | – | ₸/м | ≈2 900 | |
| Metal beam (I-beam) | ||||
| Beam 20B1 | Gost 26020 | ₸/м | ≈13 250 | |
| Beam 30B1 | – | ₸/м | ≈17 300 | |
| Beam 36B1 | – | ₸/м | ≈20 800 | |
| Steel square bar | ||||
| Square bar | 10×10 | st3sp/ps | ₸/т | ≈371 000 |
| Square bar | 20×20 | – | ₸/т | ≈365 000 |
| Steel strip | ||||
| Strip | 30×4 | st3sp/ps | ₸/т | ≈465 000 |
| Strip | 40×5 | – | ₸/т | ≈460 000 |
| Wire VR-1 | ||||
| Wire VR-1 | ⌀6 | Gost 6727 | ₸/т | ≈355 000 |
| Tie wire | ||||
| Tie wire | ⌀1.8 | – | ₸/kg | ≈1 200 |
| Masonry mesh | ||||
| Masonry mesh | cell 100×100, Ø4 | – | ₸/м² | ≈1 200 |
| Masonry mesh | cell 150×150, Ø5 | – | ₸/м² | ≈1 550 |
LEAVE A REQUESTWe will call you back within 3 minutes
- 01.OUR OWN WAREHOUSE OF 3 000 TONNES
Pipes, beams, sheets and rebar to GOST are in stock. More than 2 500 items available. We guarantee a selection for any project.
- 02.OUR COMPANY HAS BEEN OPERATING FOR 30 YEARS
We have been operating since 1994. Over this time we have found the best metal suppliers, and bulk purchasing allows us to cut costs for our clients.
- 03.cutting accuracy to ±1 mm
On Hypertherm CNC machines. We eliminate defects and metal waste. We save clients up to 15% of the budget on every project.
- 04.Delivery strictly on time
We deliver 98,5% of orders exactly on time thanks to our own fleet of 18 vehicles. You will avoid production downtime and penalties from clients.
- 05.A WIDE CHOICE OF METAL
We have 100+ items in stock: steel, aluminium and stainless steel from MMK, RUSAL and Severstal. Get the metal you need turnkey.
- 06.Direct supplies from 7 mills
We work directly, without intermediaries, with the MMK, NLMK and ChTPZ mills. Prices are 10-15% below market and every product comes with a quality certificate.
- 07.Dispatch from the warehouse in 3 hours
We will dispatch 95% items from our warehouse within 3 hours of your request. You will cut waiting time and speed up the start of the project.
- 08.Deferred payment of up to 30 days
We provide official deferred payment of up to 10 000 000 KZT for regular clients. Keep your working capital.
- 09.We will calculate the cost in 15 min
Send us a drawing or specification. Our engineer will prepare a quote with the exact cost in 15 minutes and send it to your email.
- 10.Packaging protects against corrosion
An anti-corrosion film and wooden spacers for sheet metal. Rebar in bundles of 2 tonnes. Storage life of up to 12 months.
Answer 6 questions and get an estimate accurate to 95%
Find out the construction cost and timeframe in 1 minute
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Customer reviews of rolled metal in Almaty
Your feedback matters a great deal to us
5.0
based on 22 reviews
Sort by:
NS
Nurlan Sarsenov
18 May 2026
We were building a corrugated-sheet fence on concrete posts and needed rebar for the frameworks. We spent a long time looking for where to buy it at a fair price and without buying «a pig in a poke». Everything here seemed fine. The manager helped work out how much of everything was needed and did not push anything unnecessary. They delivered on the agreed day, everything straight, no rust. All in all, we worked calmly and without any hassle.
RZ
Rakhat Zholdasov
15 May 2026
I was ordering rebar for my house foundation. It turned out excellent! Thanks to Askar, he explained everything nicely.
BT
Baurzhan Tastanov
12 May 2026
I needed rebar for a bathhouse foundation. The prices here seemed reasonable compared with others. I placed the order and picked it up myself the next day. Everything was spot on, all by weight, they even cut a couple of lengths in half for free. Nice.
MM
Mikhail Melnikov
9 May 2026
We bought materials for the dacha – rebar and a couple of channels. Everything was OK, the price matched the quality.
EK
Erbolat Kaliyev
7 May 2026
Armatyra, shveller – vse eto brail zdes. Vygodno, dostavka bez problem, rabotayut chto nado.
MZ
Marat Zhakypov
4 May 2026
I bought rebar for pouring a slab. The price was reasonable, the quality seemed fine (at least the builders did not complain).
NB
Nursultan Baizhanov
1 May 2026
I urgently — really urgently! — needed to reinforce a foundation and was looking for where to get metal without week-long waits. They truly saved me here, dispatching within a day. Askar helped me sort out the calculations. Thank you.
AS
Andrey Sokolov
28 Apr 2026
Honestly, I thought it would come out more expensive. But we stayed within budget. I was pleased that Askar explained which metal was not worth buying even though it was more expensive, meaning they were not pushing a hard sell.
DE
Daniyar Yermekov
25 Apr 2026
They built the hangar. Quality work. Looks great. That's all!
SM
Sergey Melnikov
22 Apr 2026
We bought metal for a fence. Everything was spot on. Prices are fine, delivery with no delays. I can recommend them.
AM
Askar Myrzakhanov
19 Apr 2026
We spent a long time choosing a contractor. The warehouse had to be closed in before the frosts. These guys managed it, although they rescheduled the rebar delivery a couple of times. Not critical, and they did everything according to the contract.
KS
Kanat Seiilkhanov
16 Apr 2026
Everything is great! Channel 12U, just as I ordered. The price was as in the contract. The quality is superb. I recommend them.
AN
Aidos Niyazbekov
13 Apr 2026
I ordered a channel for construction from here. The product is high quality, the service is fast. Next time I will come here again too.
IL
Ivan Lazarev
10 Apr 2026
Just got a channel for my dacha. Everything was fine. Price, quality. No problems.
MA
Meirambek Alikhanov
7 Apr 2026
I came for channel 12U. Overall everything was fine, but there were minor difficulties with placing the order – the manager took a long time to call back. But once we got in touch, everything was sorted out quickly. They delivered on time, the metal is of good quality. So in the end – positive.
BM
Bekzat Mukhanbetov
5 Apr 2026
I urgently needed channel 10P for a small repair. I found it here and called. The manager said straight away it was in stock and could be picked up. I came, we processed everything in 15 minutes. Convenient. The quality of the metal was pleasing – straight and clean.
NV
Nikolai Vorontsov
2 Apr 2026
We were looking for a company that could supply channel 18B1 for a roof renovation. We settled on these guys. They did not let us down. They delivered exactly on time, we checked the quality – everything was fine. Askar was always in touch and answered all our questions. All in all, I recommend them.
ZO
Zhandos Omarov
30 Mar 2026
I spent a long time looking for where to buy channel 12P without markups. I found it here. No regrets. They delivered and dispatched quickly. The cost came out as agreed. Even a bit cheaper. A small thing, but nice.
PK
Pavel Kulikov
27 Mar 2026
We came to them for building warehouse shelving. We needed channel and strip. They calculated everything quickly, with dispatch the same day. The quality is good. Yuri helped optimise the cutting layout, so we did not buy anything extra. All in all, I am satisfied.
AS
Arman Seitzhanov
24 Mar 2026
Channel 16U for a garage. Everything was quality work, cut exactly to size. I recommend them.
ET
Erbolat Toleuov
21 Mar 2026
We were building a carport... well, in short, we needed channel and angle bar. The prices are reasonable, the manager (Yuri, I think) sensibly explained what cost what. Only the delivery was slightly delayed, by a couple of days, but they warned us straight away. So everything was OK.
DK
Daniyar Kaliyev
18 Mar 2026
I needed a channel for a fence. They gave me a good, straight one. The price surprised me – cheaper than everywhere I looked. All in all, well done.
Rolled metal in Almaty
Author: Maksim Voronov, a leading rolled metal specialist with 15- years of experience in the Kazakhstan market.
Rolled metal is the backbone of modern industry and construction. The strength of buildings, the reliability of machines and the durability of structures all depend on quality metal. Understanding the types, characteristics and selection details lets you make informed decisions and avoid costly mistakes. This guide will help you navigate the full variety of rolled metal in Almaty.
Rolled metal is the backbone of modern industry and construction. The strength of buildings, the reliability of machines and the durability of structures all depend on quality metal. Understanding the types, characteristics and selection details lets you make informed decisions and avoid costly mistakes. This guide will help you navigate the full variety of rolled metal in Almaty.
A historical journey: from the blacksmith's forge to the automated rolling mill
Just 10-15 years ago, the main way of making metal products was forging and casting in small blacksmith workshops. This required enormous amounts of time and manual labour and produced a high percentage of defects. The geometry of the finished products often had deviations, and the physical properties could vary even within a single batch.
The appearance of manually operated rolling mills was an attempt to automate the process. They increased productivity but did not solve the problem of consistent quality. The thickness and shape of the profile still depended heavily on the human factor. Machining metal by cutting became an alternative for a while, but this method led to enormous material losses — up to 40-50% went into chips.
Modern rolled metal in Almaty elegantly solves these problems. High-precision automated mills produce products with minimal tolerances. Computer control at every stage guarantees that the chemical composition and mechanical properties remain unchanged. This turns rolled metal from a handcrafted item into a high-tech product with predictable characteristics.
The appearance of manually operated rolling mills was an attempt to automate the process. They increased productivity but did not solve the problem of consistent quality. The thickness and shape of the profile still depended heavily on the human factor. Machining metal by cutting became an alternative for a while, but this method led to enormous material losses — up to 40-50% went into chips.
Modern rolled metal in Almaty elegantly solves these problems. High-precision automated mills produce products with minimal tolerances. Computer control at every stage guarantees that the chemical composition and mechanical properties remain unchanged. This turns rolled metal from a handcrafted item into a high-tech product with predictable characteristics.
What is rolled metal? Understanding the essence of the process
Rolling is a method of pressure forming in which the workpiece is passed between rotating rolls. The rolls compress it, giving it the required shape and size. The process is like rolling out dough with a rolling pin, only with enormous pressure and temperature.
The main advantage of rolling is its high efficiency. In a single pass you can produce several metres of finished product. This minimises waste and significantly reduces the cost compared with other methods.
Expert advice from Maksim Voronov, a leading rolled metal specialist:«Never choose rolled metal by the price per tonne alone. Cheap products are often made from recycled raw materials with technology violations. Internal stresses in such metal can lead to cracks as early as during installation. Always request quality certificates stating the steel grade and the manufacturing mill».
The main advantage of rolling is its high efficiency. In a single pass you can produce several metres of finished product. This minimises waste and significantly reduces the cost compared with other methods.
Expert advice from Maksim Voronov, a leading rolled metal specialist:«Never choose rolled metal by the price per tonne alone. Cheap products are often made from recycled raw materials with technology violations. Internal stresses in such metal can lead to cracks as early as during installation. Always request quality certificates stating the steel grade and the manufacturing mill».
Ferrous, non-ferrous, stainless: classification by metal type
The choice of metal type is a fundamental decision. Strength, corrosion resistance, price and field of application all depend on it.
Ferrous rolled metal
These are products made of iron and its alloys (steel, cast iron). Their main advantage is high strength and a relatively low cost. The other side of the coin is a tendency to corrode. Ferrous metal requires mandatory protection (painting, galvanising). It is used in construction (rebar, beams), mechanical engineering (steel sheets) and for making pipes.
Non-ferrous metal products
It includes products made of copper, aluminium, brass, bronze and tin. These metals have high electrical conductivity, ductility and corrosion resistance. The trade-off is their high cost and, as a rule, lower strength compared with steel. Non-ferrous products are indispensable in electrical engineering (copper busbars), the aviation industry (aluminium profiles) and for decorative purposes.
Table 1: Comparative characteristics of the main types of rolled metal
Table 1: Comparative characteristics of the main types of rolled metal
| CHARACTERISTIC | FERROUS | STAINLESS | NON-FERROUS (ALUMINIUM) |
|---|---|---|---|
| Strength | Very high | High | Medium / Low |
| Corrosion resistance | Low (without protection) | Very high | High |
| Cost | Low | High | High |
| Main application | Construction, load-bearing structures | Food and chemical industry | Electrical engineering, aviation, decor |
Stainless steel products
It is made from alloy steels with the addition of chromium (at least 10.5%), nickel and other elements. Chromium forms an oxide film on the surface that protects the metal from rust. Choosing stainless steel for its corrosion resistance and appearance means accepting its higher price and the difficulty of machining it. The main areas of use are the food industry, chemical engineering and the production of design elements.
Flat vs long products: choosing the product shape
Rolled products are divided into groups by cross-sectional shape. How easily and efficiently you can solve your task depends on this choice.
Flat-rolled products
These are metal sheets and coils. They come hot-rolled (from 4 mm thick) and cold-rolled (thinner and with more precise dimensions). Sheets are used for cladding frameworks and making car bodies and instrument housings. Hot-rolled sheet is stronger and cheaper but has less precise dimensions and scale on the surface. Cold-rolled sheet is smooth and precise but also more expensive.
Long steel products
It has a specific cross-sectional profile. It includes:
Table 2: Applications of long products
- Rebar: steel bars with a ribbed surface for reinforcing concrete.
- Angle bar: An L-shaped profile for creating frames and frameworks and for reinforcing structures.
- Channel: A profile in the shape of the letter «U» with high bending rigidity. The basis for beams, floors and supports.
- I-beam: A profile in the shape of the letter «H». It has maximum resistance to loads. It is used for columns and load-bearing beams.
Table 2: Applications of long products
| Type of long steel product | Main sizes | Typical application |
|---|---|---|
| Rebar | Diameter 6-40 mm | Monolithic construction, foundations |
| Angle bar | Flange 20-200 mm | Frameworks, frames, opening reinforcement |
| Channel bar | Height 50-400 mm | Floors, support structures, trusses |
| I-beam | Height 100-600 mm | Columns, load-bearing beams, bridge structures |
Expert advice from Maksim Voronov, a leading rolled metal specialist: «When ordering long products for load-bearing structures, always give the supplier the design or the calculated loads. This will allow a profile with a safety margin to be selected. Saving on a beam's cross-section today can turn into a collapse tomorrow».
Tubular products: more than just a pipe
Pipes are a separate, large class of products. They are divided into welded and seamless. Welded pipes are cheaper and are used for transporting water and gas and in scaffolding. Seamless pipes are produced by piercing a solid billet. They are more expensive but have no weak point in the form of a weld seam and are used under high pressure (hydraulic systems, oil and gas pipelines).
The main trade-off when choosing pipes is that welded pipes can be used to save money on non-critical projects, but for critical pressure systems a seamless pipe is the only right choice.
The main trade-off when choosing pipes is that welded pipes can be used to save money on non-critical projects, but for critical pressure systems a seamless pipe is the only right choice.
Decorative metalwork: where aesthetics meets functionality
These are products with decorative elements: forged fences, gates, railings and grilles. They combine the strength of metal with artistic value. Such products are often made to order from custom sketches.
How to choose a rolled metal supplier in Almaty? Reliability criteria
The quality of rolled metal determines the success of the whole project. Here are the key points to pay attention to when choosing a supplier in Almaty.
- Availability of certificates. A quality certificate is the product's passport. It states the steel grade, chemical composition, mechanical properties, batch number and manufacturing mill.
- Warehouse range. A large supplier always has a wide selection of products in stock. This lets you quickly get the item you need and assemble your order.
- Logistics. Check whether the company has its own transport for delivery. The ability to dispatch and deliver promptly within the required timeframe is critically important.
- Processing options. Suppliers that offer cutting, bending or drilling of metal to your dimensions save you time and resources.
Little-known facts about rolled metal that affect your choice
- Heat treatment changes everything. Many types of rolled products (for example, rebar) undergo heat hardening. A violation of the cooling regime at the mill can make the metal brittle. It is almost impossible to check this in «field» conditions, so you can only trust large manufacturers.
- Metal fatigue is not a myth. Metal subjected to cyclic loads (vibration, constant bending) can fail suddenly even at loads below the limit. For such cases there are special steel grades with increased endurance.
- A zinc coating has a shelf life. Galvanised products are not eternal. The corrosion rate of zinc is about 1-5 µm per year, depending on how aggressive the environment is. Knowing the coating thickness, you can estimate the structure's service life before the first rust appears.
- Aluminium rusts too. But its rust (an oxide film) protects it from further deterioration. Unlike iron, whose rust is loose and flakes off, exposing a new layer.
- Profile geometry matters more than weight. Two beams of the same weight but different profiles (for example, a channel and an I-beam) will have radically different rigidity. Choosing the right shape is the key to saving metal without losing strength.
| Coating / material type | Estimated service life before corrosion begins | Notes |
|---|---|---|
| Uncoated black steel | 1-5 years | Depends heavily on humidity and the presence of reagents |
| Galvanised steel (coating 40-60 µm) | 25-50 years | – |
| Stainless steel (AISI 304) | 50+ years | Can corrode in aggressive environments (for example, near the sea) |
| Aluminium | 40+ years | – |
Expert advice from Maksim Voronov, a leading rolled metal specialist: «Do not neglect pre-treating metal before painting or installation. Degreasing and priming increase the coating's service life by 2-3 times. Saving on surface preparation negates the purchase of quality material».
Conclusion
Choosing the right rolled metal in Almaty is a complex task where it is important to consider the metal type, the profile shape, the production quality and the reliability of the supplier. Understanding the basics of classification, properties and hidden nuances lets you speak the same language as suppliers and make decisions based on knowledge rather than guesswork. Quality rolled metal is not an expense but a long-term investment in the reliability and safety of your facility.
Frequently asked questions
about rolled metal
What is the difference between ferrous and non-ferrous rolled metal?
The main difference lies in the alloy composition and, consequently, in the properties and applications.
Ferrous rolled metal is made from iron and its alloys (cast iron, steel). Its main qualities are high strength and hardness. It includes beams, channels, rebar and sheet steel. The main areas of use are construction, mechanical engineering and heavy industry.
Non-ferrous rolled metal is made from copper, aluminium, brass, titanium and so on. Its advantages are corrosion resistance, electrical conductivity, light weight and often a presentable appearance. It is used in electrical engineering, aircraft manufacturing, decorative finishing and the production of household appliances.
Ferrous rolled metal is made from iron and its alloys (cast iron, steel). Its main qualities are high strength and hardness. It includes beams, channels, rebar and sheet steel. The main areas of use are construction, mechanical engineering and heavy industry.
Non-ferrous rolled metal is made from copper, aluminium, brass, titanium and so on. Its advantages are corrosion resistance, electrical conductivity, light weight and often a presentable appearance. It is used in electrical engineering, aircraft manufacturing, decorative finishing and the production of household appliances.
Which to choose: hot-rolled or cold-rolled products?
Hot-rolled products are stronger and are used for load-bearing structures where reliability matters. Cold-rolled ones have a smoother surface and precise dimensions, so they are in demand in the manufacture of furniture, equipment and machine parts.
How to calculate the weight of rolled metal?
The weight is determined by the formula: volume × material density. But for convenience, manufacturing mills publish theoretical weight tables for each item — pipe, angle bar, channel and so on.
What does the price of rolled metal depend on?
The cost is made up of the price of raw materials, the production technology, surface treatment and logistics. The global metals market plays an important role: when prices for steel and non-ferrous metals rise, rolled products also become more expensive.
How to store rolled metal correctly?
It is best stored in a dry room or under a canopy. For ferrous metal it is advisable to use protective coatings or treatment with anti-corrosion agents. Non-ferrous metals are more resistant to moisture but also require careful storage.
Can I order rolled metal cut to size?
Yes, we provide cutting services: gas, plasma or band-saw cutting. This lets you get products in the required length straight away, which saves time and reduces waste during installation.
How does galvanised rolled metal differ from ordinary rolled metal?
Galvanised metal is coated with a thin layer of zinc that protects the steel from corrosion. Such material keeps its appearance and strength longer, especially when used outdoors.
Rebar can be smooth or ribbed (A3). What is the difference in their use?
The difference lies in the principle of bonding with concrete.
Ribbed rebar (class A3, A500C): It has a periodic profile (ribs, projections). This is needed to create a strong bond with concrete. Such rebar takes the main loads in reinforced concrete structures (foundations, floor slabs, columns). Without ribs, the rebar could simply slip out of the concrete under load.
Smooth rebar (class A1): It has no ribbing. It is used mainly as an assembly element for creating frameworks, tying the working (ribbed) rebar, and in structures where high bonding is not required (for example, some types of fences).
Ribbed rebar (class A3, A500C): It has a periodic profile (ribs, projections). This is needed to create a strong bond with concrete. Such rebar takes the main loads in reinforced concrete structures (foundations, floor slabs, columns). Without ribs, the rebar could simply slip out of the concrete under load.
Smooth rebar (class A1): It has no ribbing. It is used mainly as an assembly element for creating frameworks, tying the working (ribbed) rebar, and in structures where high bonding is not required (for example, some types of fences).
What is «stainless steel» and how do grades AISI 304 and AISI 430 differ?
Stainless steel is an alloy of iron and chromium (at least 10.5%) that forms a passive oxide film on the surface, protecting it from corrosion. Different grades add different properties.
AISI 304 (equivalent to 08X18N10): This is a chromium-nickel steel. Nickel makes it highly resistant to corrosion in aggressive environments and gives it ductility. It is non-magnetic. Applications: the food industry, chemical equipment, tableware, indoor design elements.
AISI 430 (equivalent to 08X17): This is a chromium steel (without nickel). It is inferior to grade 304 in corrosion resistance, especially in acidic environments, but is cheaper. It is magnetic. Applications: interior finishing, household appliance parts, products for mildly aggressive environments.
AISI 304 (equivalent to 08X18N10): This is a chromium-nickel steel. Nickel makes it highly resistant to corrosion in aggressive environments and gives it ductility. It is non-magnetic. Applications: the food industry, chemical equipment, tableware, indoor design elements.
AISI 430 (equivalent to 08X17): This is a chromium steel (without nickel). It is inferior to grade 304 in corrosion resistance, especially in acidic environments, but is cheaper. It is magnetic. Applications: interior finishing, household appliance parts, products for mildly aggressive environments.
How to choose the right type of rolled metal for load-bearing structures?
For load-bearing elements (columns, floor beams, building frameworks), bending strength and resistance to loads are the key factors. The best options here are:
I-beam (double-tee beam): it has maximum bending resistance thanks to its H-shaped form. Ideal for long spans.
Channel (U-shaped profile): withstands vertical and horizontal loads well and is often used as a support or guide.
Square or rectangular tube: combines strength with a relatively low weight and is used in frame construction.
Angle bar: used as an auxiliary reinforcing element.
The final choice should be based on engineering calculations that take all the design loads into account.
I-beam (double-tee beam): it has maximum bending resistance thanks to its H-shaped form. Ideal for long spans.
Channel (U-shaped profile): withstands vertical and horizontal loads well and is often used as a support or guide.
Square or rectangular tube: combines strength with a relatively low weight and is used in frame construction.
Angle bar: used as an auxiliary reinforcing element.
The final choice should be based on engineering calculations that take all the design loads into account.
What do steel markings mean (for example, St3sp or 08ps)?
These are symbolic designations that tell you about the composition and properties of the steel.
St — stands for «steel».
The number (3, 08, etc.) indicates the carbon content. The number 3 means an average content of about 0.3%, and 08 — about 0.08%.
The letters after the number describe the deoxidation method and quality:
sp — killed steel (high quality, uniform structure).
ps — semi-killed steel.
kp — rimmed steel (a more economical option).
Thus, St3sp is a structural carbon steel with 0.3% carbon, killed. And 08ps is a low-carbon steel (0.08%), semi-killed, often used for cold stamping.
St — stands for «steel».
The number (3, 08, etc.) indicates the carbon content. The number 3 means an average content of about 0.3%, and 08 — about 0.08%.
The letters after the number describe the deoxidation method and quality:
sp — killed steel (high quality, uniform structure).
ps — semi-killed steel.
kp — rimmed steel (a more economical option).
Thus, St3sp is a structural carbon steel with 0.3% carbon, killed. And 08ps is a low-carbon steel (0.08%), semi-killed, often used for cold stamping.
What do steel markings mean (for example, St3sp or 08ps)?
These are symbolic designations that tell you about the composition and properties of the steel.
St — stands for «steel».
The number (3, 08, etc.) indicates the carbon content. The number 3 means an average content of about 0.3%, and 08 — about 0.08%.
The letters after the number describe the deoxidation method and quality:
sp — killed steel (high quality, uniform structure).
ps — semi-killed steel.
kp — rimmed steel (a more economical option).
Thus, St3sp is a structural carbon steel with 0.3% carbon, killed. And 08ps is a low-carbon steel (0.08%), semi-killed, often used for cold stamping.
St — stands for «steel».
The number (3, 08, etc.) indicates the carbon content. The number 3 means an average content of about 0.3%, and 08 — about 0.08%.
The letters after the number describe the deoxidation method and quality:
sp — killed steel (high quality, uniform structure).
ps — semi-killed steel.
kp — rimmed steel (a more economical option).
Thus, St3sp is a structural carbon steel with 0.3% carbon, killed. And 08ps is a low-carbon steel (0.08%), semi-killed, often used for cold stamping.
Do you take Almaty's seismic activity into account during construction?
Yes, the region's 9-point seismicity is always taken into account during construction. The following measures are applied:
Choosing a suitable site.
Design that accounts for seismic loads.
Use of earthquake-resistant materials.
Compliance with construction codes and quality control.
Choosing a suitable site.
Design that accounts for seismic loads.
Use of earthquake-resistant materials.
Compliance with construction codes and quality control.
Which foundation should you choose when building a house?
The choice of foundation depends on:
Soil type.
Weight and number of storeys of the house.
Presence of a basement.
Budget.
Common types:
Strip.
Slab.
Pier.
Pile.
Each type is best suited to particular conditions.
Soil type.
Weight and number of storeys of the house.
Presence of a basement.
Budget.
Common types:
Strip.
Slab.
Pier.
Pile.
Each type is best suited to particular conditions.