API 5L Seamless Steel Pipe / Line Pipe

API 5L Seamless Steel Pipe / Line Pipe

Structural smls steel pipe is mainly for structural service for example general construction structure, project scaffolds, mechanical processing and other structural applications.
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Product Details

In order to further improve and stabilize the quality of our products, we have determined the policy of ensuring the quality of our Hot-Dipped Galvanized Steel Coil GI Coil HDG Coil, Hot Rolled Stainless Steel Plate Cut To Pieces With Holes, S355JRH Seamless Square Steel Tube with first-class work quality. Practice has proved that our unique innovative ideas can enable our company to win the market's favor in the competition. Start benefiting from our comprehensive services by contacting us today.

detailed description


Seamless Structural Carbon Steel Pipe Schedule 40

Outer Diameter


Wall Thickness



5.8 meters, 6 meters, 9 meters, 12 meters


20#,45#,ASTM A53 A/B, 16Mn, Q345 B/D, ST37, ST52, A106 Grade B


Comply with the standards

Pipe End

Plain end, Beveled end


ASTM A106, ASTM A53, GB/T17396-1998, DIN 17100, GB/T8162-2008


Black painting, As rolled, Mill finished

Heat Treatment

Hot Rolled, Annealing, Normalizing, Tempered, Quenched

product picturesseamless steel pipe53seamless steel pipe60seamless steel pipe63seamless steel pipe83seamless steel pipe68our advantage

our advantage

quality control

quality control

packing and delivery


mill and equipments


certificate and customers


container loading capacity

container loading capacity


FAQ-How to Prevent Steel Rusting

why choose us

why choose us



We have an in-depth understanding of the needs and expectations of our customers, so that our API 5L Seamless Steel Pipe / Line Pipe can be widely loved by customers. Now we can meet customers' special requirements for special designs. We continue to enhance the core advantages of enterprises, play a leading role in the demonstration of leading enterprises, and strive to be a leader in the industry.
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