SAE 4130 4140 High Precision Seamless Steel Pipe Automobile Industry Machining Shaft Wear-Resistant Pipe

SAE 4130 4140 High Precision Seamless Steel Pipe Automobile Industry Machining Shaft Wear-Resistant Pipe

Seamless steel pipe is a steel pipe made of a whole piece of metal without joints on its surface.

According to the production method, seamless pipe is divided into hot rolling pipe, cold rolling pipe, cold drawing pipe, extrusion pipe, pipe jacking, etc. According to the section shape, seamless steel pipe can be divided into two kinds: round and special-shaped.

The special-shaped pipe has many complex shapes, such as square, elliptical, triangular, hexagonal, melon seed, star and winged pipe.

The maximum diameter is 650mm and the minimum diameter is 0.3mm.

According to the different uses, there are thick wall pipe and thin wall pipe.

Seamless steel pipe is mainly used for petroleum geological drilling pipe, cracking pipe for petrochemical industry, boiler pipe, bearing pipe and high-precision structural steel pipe for automobile, tractor and aviation.

Product Photo

Wuxi Sylaith Special Steel Co.,Ltd

Since the establishment of our company, Wuxi Sylaith Special Steel has been deeply involved in steel manufacturing and international trade for 12 years, with a total foreign trade sales of US$390 million. We focus on the supply of all categories of carbon steel and stainless steel products, including pipes, plates, bars and coils. With a cost-effective price system and stable international standard quality as our core advantages, our products are exported to more than 20 countries and regions including Europe (UK, Poland, Ukraine), Southeast Asia (Vietnam, Indonesia, Malaysia) and the Middle East (Saudi Arabia, Iran, Turkey, Egypt), and establish long-term strategic cooperation with global customers.

Why choose Wuxi Sylaith Special Steel?

✅ Precise supply: strictly comply with international standards such as ASTM, EN, JIS, and support customized production

✅ Cost optimization: large-scale production + vertical supply chain management, reducing procurement costs for customers by more than 15%

✅ Delivery guarantee: own 30,000-ton storage base, with an annual production capacity of over 500,000 tons, to ensure on-time delivery

✅ Service network: set up local service teams in Europe and Asia, providing 24-hour cross-time zone technical support

We always practice the concept of "customer demand drives production" and help partners improve their market competitiveness by continuously optimizing production processes and logistics systems. We look forward to becoming your trusted steel supply chain partner with the reliable quality of Made in China!

Core products:

• Carbon steel series: API 5L pipeline pipe/cold-rolled precision pipe/hot-rolled steel plate/honed pipe
• Stainless steel series: 430/304/316L coil/plate/welded pipe/seamless pipe

Wuxi Sylaith Special Steel Co.,Ltd adheres to the distribution strategy of multiple varieties, direct supply and nearest matching. In the future the company will, as always adhering to the "customer as the buddha, are proud of the service" business philosophy, adhere to the "create, win-win" spirit of enterprise, adherence to the "first-class service, first-class products, a comprehensive build the company's core competitiveness, to provide the most valuable industry services, is committed to become china's best solution steel sales company.