Stainless Steel Flanges

Line pipe

Line pipes are used to transport oil and gas, water, mineral slurry and other fluids. Our line pipes are manufactured in accordance with API Spec 5L. Tubing and Casing, Line Pipes API SPEC 5L is a international standard specifies requirements for the manufacture of two product specification levels (PSL 1 and PSL 2) of welded steel pipes for use in pipeline transportation systems in the petroleum and natural gas industries.
Related Products :
Threaded Casing with Short/Long Round Thread or Buttress
Drill Pipes with Welded-on Tool-Joints/Threaded End
Line Pipe with Plain End and Beveled
Boiler Tubes /Heat Exchanger Tubes
Carbon Steel Tubes for General Structural Purposes
Precision Carbon Steel Tubes
Seamless Tubing and Couplings Hydrosulfide-Carbon Dioxide- and Cold-Resistant
High Longevity Oil-Well Tubing and Interlocks of Production Strings for Corrosive Media
Wear-Resistant Tool Joints for Tubing
Seampless Tubing with Externally Upset Ends and Couplings Hydrosulfid- and Cold-Resistant
Drill Pipes with Welded Tool Joints
API Spec 5CT Casing pipe
Conveying gas,water,and oil in both the oil and natural industries, Tubular goods for petroleum and natural gas industries
Production Standard, Grade, Steel No:
API 5L PSL1 L175/A25, L210/A, L245/B, L290/X42, L320/X46, L360/X52, L485/X70, PSL2 L245R/BR, L290N/X42N, L320N/X46N, L360N/X52N, L415/X60N
API 5CT PSL1, PSL2, PSL3, H40, J55, K55, N80
GB/T 9711.1 L175, L210, L245, L290, L320, L360
GB/T 9711.2 L245NB, L290NB, L360NB
GB/T 9711.3 L245NC, L290NC, L360NC
Delivery Condition:
Annealed, Normalized, Normalized and Tempered
Inspection and Test:
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness), Drift Test, Surface and Dimension Test,NDE, Hydrostatic Test, MT
Inspection and Tests Performed: View more…
5L – Chemical composition, Mechanical properties, Hydrostatic test, Dimensional testing, Visual inspection, Nondestructive inspection
5CT – Chemical composition, Tensile test, Flattening test, Hardness test, Impact test, Grain size determination, Harden ability, Sulfide stress-cracking test, Hydrostatic test, Dimensional testing, Visual inspection, Non-destructive examination(NDE)
Surface Treatment:
5L – Uncoated(bare), Temporary coating, Special coating, Oil-dip, Shot Blasting, Varnish
Size: We supply various line pipes including seamless line pipes
(OD from 2-3/8″ to 24″, steel grade A, B, X42 – X80)

Casing, Tubing, Drill pipe, Line pipe, Boiler tubes, Carbon Steel tubes, Precision tubes, etc.

About provide a wide range of steel products as Steel pipe, Steel pipes and seamless pipes, Alloy pipes, Pipe fittings, Composite steel pipe used in the industry, construction etc.

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