API 5L A53 Grade B Welded Steel Pipe
Grade A, Grade B, X42, X46, X52, X56, X60, X65, X70
Comply with the standard
Plain end, Beveled end
API SPEC 5L
Black painting, As rolled, Mill finished
Hot rolled, Normalizing rolled, Quenched, Tempered
Pipeline steel pipe material: L245 L360, A53, J55 and N80, X42, X46 and X52, X56, of X60 and X65 and X70. API 5L Grade B welded Pipeline steel pipe specifications from diameter 60-630 x thickness 1.53-40mm.
Packing for API 5L A53 grade B welded pipes
1. by bundles, each bundle weight under 3 tons, for small outer diameter seamless steel pipe, each bundle with 4 - 8 steel strips.
2. after making by bundle, covered with Polyethylene waterproof cloth.
3. make black paints painting on each pipe, then make bundles
The quality control for the API 5L A53 grade B welded pipes are Pressure test, Flaw detection, Eddy current testing, Hydrostatic testing or Ultrasonic examination and also with chemical and physical property inspection.