
ASTM A106/A53/ 4130 1045 1020 St52 4130 4142 Carbon Steel Seamless Steel Pipe Factory Low Price Hot Rolled/Cold Rolled Steel Pipe. Customized Dimensions: Outer diameter 4-914mm and wall thickness 1-150mm can be customized per requirements. Wide Material Range: Available in ASTM A106, A53, A335, Q345, 16Mn, 4130, 4140, and many other grades. Multiple Surface Treatments: Options include beveled/plain ends, varnish, 2PP/2PE/3PE/3PP coating, and FBE internal coating. Fast Delivery: Spot delivery available; standard lead time is 7-60 days after contract signing. Strict Quality Control: ISO9001:2015 and SGS certified with random visual inspection on finished products. OEM/ODM Services: Full customization, minor customization, and flexible customization from designs or samples available. Extensive Stock: Over 20,000 tons of standing inventory with various specifications ready for immediate shipment. Global Export Experience: Exporting to over 20 countries including USA, Canada, Brazil, and Australia for over 10 years.