Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

api5l sch 40 seamless pipe lines

 1.API 5L 


Outer Diameter : 1/2"~54"(6~1219.2mm)
Wall Thickness : SCH10~XXS(2~100mm)
Length : 6m, 12m or customed
Packing : In Bags, Bundles, Containers Or Seaworthy Package up Client Option,
Surface treatment Varnish coating, black or red painting, galvanized
Ends Plain Or Threaded With Socket Or Beveled With Plastic Caps
Our main products are as below:

Seamless steel pipe                

(1) Standard: GB8163, ASTM A106/A53/API 5L

(2) Material: 10#, 20#, 16Mn, A106Gr.A/B/C,

(3)Specification: O.D: 21.3mm-711.2 mm

(4) W.T: 2.11mm-59.54mm

Technical Parameters of Seamless Steel PipeOur catalog of Seamless steel pipe


item material standard




Seamless pipes

for petroleum

20, 12CrMo,

GB9948-88 10-530*1.5-36

Boiler pipes for refinery,

 heat-exchanging pipes,

seamless steel pipes for pipeline

Fluid pipe 20, Q345 GB/T8163-1999 8-630*1.0-40 Fluid feeding
Line pipe Gr.B API 60-630*1.5-40

Carrying gas, water or oil

 in the industries of

petroleum and natural gas


The  flow chart of production process 


api5l sch 40 seamless pipe lines


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