Products description: Pipe grade and material used: Gr.A, gr.B, x42, x46, x52, x56, x60, x65, x70, x80, l215, l245, l290, l320, l360, l390, l415, l450, l485, l555. +m(thermomechanical treatment), +n(normalized), +q(quenching or quenched and tempered ). Acid or sulfur resistant(according to nace mr0175): +ms, +ns, +qs Top quality hydralic test, x-ray, offer-line ut, eddy current inspection, etc, 3rd party inspection to test. Fast delivery many sets of advanced production equipment to produce, as well as perfect logistics system. Timely quotation professional sales quote for you after receive your inquiry. Certificate share mtc, iso, in spection report and other quality certification. Used for low pressure liquid delivery, such as water, gas, and oil.