PRODUCT DETAILS
4130 Carbon Steel Pipe is usually used in the quenched and tempered state. When the carbon content is at the lower limit, the steel can also be used as the carburized steel with higher central strength. In the medium-sized machinery manufacturing industry, it is mainly used to manufacture quenched and tempered parts with large cross section and working under high stress conditions, such as shafts, main shafts, and operating wheels, bolts, studs, gears, etc. under high load; In the chemical industry, it is used to manufacture welding parts, welding structures composed of plates and pipes, and high-pressure conduits with a temperature not exceeding 250 ℃ when working in medium containing nitrogen and hydrogen; In the steam turbine and boiler manufacturing industry, it is used to manufacture fasteners for work below 450 ℃, flanges and flange covers subject to high pressure below 500 ℃. The better weldability also makes 4130 Carbon Steel Pipe a popular choice in the aerospace industry, which is used to manufacture commercial and military aircraft components requiring high strength and low weight. Examples include gears, piston pins, etc. Other uses of 4130 steel include auto parts, cutting tools and drilling machines.
| Item | Specification |
|---|---|
| Product Name | 4130 Carbon Steel Pipe |
| Length | 3-12M or as required |
| Outer diameter | 10mm-426mm |
| Wall thickness | 1-100mm |
| Standard | AISI, ASTM, DIN, JIS, GB, SUS, EN, etc. |
| Technique | Hot rolled / cold rolled |
| Surface Treatment | Black / Peeling / Polishing / Machined |
| Thickness tolerance | Control within the standard, OD: +/-1%, WT: +/-5% |
| Material | 4130 |
| Coatings | Standard export packing |
| Export packing | Waterproof paper, and steel strip packed. Standard Export Seaworthy Package. Suit for all kinds of transport, or as required |
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Packing and shipping
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Application Areas
Steel is widely used in steel structure workshops, bridge frames, main structures of high-rise buildings, and infrastructure construction (such as highways, oil and gas pipelines). Its high strength properties ensure load-bearing stability and seismic performance. In ship manufacturing, steel is used to build hull structures, decks, and internal components. Hot-rolled coils rely on their load-bearing capacity to adapt to harsh environments.

Factory workshop
With a commitment to excellence, innovation, and sustainability, the company has established itself as a trusted partner in the international steel industry.After nearly two decades of relentless endeavour, our client base now spans over 110 countries and regions across Europe, the Middle East, South America, and Southeast Asia.











