Used for low pressure liquid delivery, such as water, gas, and oil. Oil drilling and machinery manufacturing, etc.  ERW: Electric Resistance Welded pipe HFI: High Frequency Induction weld pipe EFW: Electric Fusion Welded Pipe

Used for low pressure liquid delivery, such as water, gas, and oil. Oil drilling and machinery manufacturing, etc.  ERW: Electric Resistance Welded pipe HFI: High Frequency Induction weld pipe EFW: Electric Fusion Welded Pipe

Process: LSAW - UO(UOE), RB(RBE), JCO(JCOE, COE); DSAW - Double Submerged Arc Welded Usage: Used for low pressure liquid delivery, such as water, gas, and oil. Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711 Certificate: API 5L PSL1 / PSL2, API 5CT Out Diameter: 323.9mm -1820mm(12''-72'')

Seamless steel pipe Mainly used for high-temperature fluids transmission(water, steam and other high-temperature fluids

Standard: American society of mechanical engineers: ASME SA-106, ASME SA-192M, ASME SA-209M, ASME SA-210M, ASME SA-213M,ASME SA-335M, ASME SA-179M American Society for Testing and Materials: ASTM A 106M, ASTM A 192M, ASTM A 210M, ASTM A 213M, ASTM A 335M, ASTM A 179M European Standards: Em 10216-2 Deutsches Institut fur Normung: DIN 17175 Japaneses industrial standards: JIS G 3456, JIS G 3461, JIS G 3462