... carbon steel pipe 1. Grade: Q345B, API X42 - X80, L245, L555, J55, N80 2. Standard: SY/T5037-2000, GB/T Spiral weld carbon steel ... . 2,000kg with several steel strips, wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps or ... Test), Exterior Size Inspection, Hydrostatic Test, X-ray Test.Advantage of SSAW Steel Pipe1. Both sides of SSAW steel pipes are welded ...