
Seamless Steel Pipe ASTM A106/A53 Grade B Schedule 40. Strictly comply with ASTM A106/A53 5L standards 100% dimensional inspection and hydrostatic testing before shipment Third-party inspection accepted (SGS, BV, TUV, etc.). Factory direct price with no middlemen Large stock available for standard sizes, ready for quick delivery Custom lengths and sizes available upon request. Hot rolled / cold drawn seamless process for better strength and uniformity Excellent pressure resistance for high-temperature and high-pressure applications. Widely used in oil & gas, petrochemical, boiler, and construction industries Suitable for fluid transport, hydraulic systems, and mechanical structures. Professional technical support and after-sales service Complete certification package provided (MTC, test reports, inspection records).