Line pipes include seamless pipes and welded steel pipes.

The pipe ends have flat ends, threaded ends and socket ends;

Pipeline steel material: GR.B, X42, X46, 52, X56 , X60, X65, X70.

The connection method is welding, coupling connection, socket connection and so on.

Technical standard: API 5L

Uses: petroleum, natural gas, industrial transportation gas, water, oil

Related test

Chemical composition inspection, mechanical performance test (tensile, yield, elongation), process performance test (flattening, flaring, bending, hardness), diameter test, appearance size inspection, non-destructive inspection, hydraulic test, magnetic particle test Wait

Surface treatment

Oil immersion, shot blasting, spray painting, etc.