Famous Rectangular & Square Section Tubes - High-Quality Seamless Pipes from China Suppliers and Factory Company, Companies

Located in the North China Economic Development Zone, our factory benefits from high-speed and convenient transportation, facilitating efficient operations. Established in 2002 with a total investment of 120 million yuan, we are proud to employ over 500 skilled workers, including 15 senior engineers. We specialize in producing a wide range of seamless pipes, with outer diameters ranging from 40-108mm with wall thicknesses of 12-30mm, 108-219mm with 20-40mm wall thicknesses, and 210-426mm with 20-50mm wall thicknesses. Our extensive inventory includes more than 15,000 tons of seamless steel pipes and 8,000 tons of ERW pipes as raw materials.

As a leading supplier in China, we offer a variety of materials for seamless pipes, including 12CrIMoVG, 15CrMoG, 10CrMo910, Cr5Mo, A335P91, T91, A335P5, A335P11, 12Cr2MoWVTiB(102), CrMo, 15McuMoNb5(NB36), and more. Our options cater to diverse industrial needs, ensuring quality and reliability in every product.

Product Description

Professional Seamless Steel Pipe Supply

Our workshops are located in the North China Economic Development Zone, supported by high-speed and convenient transportation infrastructure. Established in 2002 with a total investment of 120 million yuan, the facility operates with 15 senior engineers and a dedicated team of more than 500 employees. We specialize in various specifications and materials of seamless pipes, catering to diverse industrial requirements.
15,000+ Tons Seamless Pipe Stock
8,000+ Tons ERW Pipe Stock
Established Since Year 2002
426mm Max OD Diverse Specifications

Materials & Specifications

Oil & Pipeline Steel
Suitable for oil casing, geothermal tubing, and pipeline applications.
J55K55N80L80 P110X40-X70L245L360
Stainless Steel Grades
High-quality corrosion-resistant stainless materials.
304304L310S316 316L0Cr18Ni91Cr18Ni9Ti
Carbon & Alloy Steel
Industrial grade carbon and alloy steel pipes.
10#20#45#Q345B 16Mn27SiMn40Cr15CrMoG
High Pressure Boiler
Extreme condition materials for boiler applications.
20GST45.8-IIIA106BA106C

Customized Solutions & Special Pipes

We provide customized special specifications and thick-wall seamless pipes in materials such as 15CrMoG and 12Cr1MoVG. Our inventory includes cold drawn pipes, hot expansion diameter pipes, and alloy high-pressure boiler tubes complying with DIN, ASTM, and GB standards.

13CrMo44(DIN) A335P11(ASTM) 10CrMo910(DIN) T12(ASTM)

Frequently Asked Questions

Q1: What are the size ranges for your seamless steel pipes?
We supply various specifications, including outer diameters of 40-108mm (wall 12-30mm), 108-219mm (wall 20-40mm), and 210-426mm (wall 20-50mm).
Q2: What is your current stock capacity for prompt delivery?
Currently, we maintain a raw material stock of over 15,000 tons of seamless steel pipes and 8,000 tons of ERW pipes to ensure rapid fulfillment.
Q3: Do you support customized steel pipe specifications?
Yes, we specialize in customizing special specifications, thick-wall seamless pipes, cold drawn pipes, and hot expansion diameter seamless steel pipes.
Q4: What manufacturing standards do your pipes comply with?
Our products meet international standards including GB/T8162, GB/T8163, GB3087, GB5310, as well as JIS, European, and American specifications.
Q5: What materials are available for oil casing and pipeline applications?
We offer a wide range of materials including J55, K55, N80, L80, P110, X40-X70, L245, and L360 for geothermal and oil pipeline needs.
Q6: Which alloy materials do you provide for high-pressure boilers?
Available materials include 12Cr1MoVG(G), T12(ASTM), 15CrMoG(GB), 13CrMo44(DIN), Cr5Mo(GB), and 10CrMo910(DIN).

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