Big OD seamless pipes are extensively applied for the nuclear
device, gas, petrochemical, ship building and boiler industries.
Big OD seamless pipes dominates 65% of market share in Chinese
boiler industry. Main Customers for international market: Alstom,
Bechtel, Siemens Austria, Petrobras, Doosan Heavy, Hyundai., Essar,
Sunny Steel, as a professional steel company, is devoted to provide
customers with the most competitive product of big OD seamless
pipes so as to meet customers' needs.
Standard / Specification
Alloy Seamless Pipes
ASTM / ASME A / SA335 P5, P9, P11, P12, P22, P91, P92
EN10216-2 13CrMo4-5, 14MoV6-3, 10CrMo9-10, X10CrMoVNb9-1,
ASTM A519 SAE 4130 / 4140
Carbon Seamless Pipes
ASTM / ASME A / SA 106 GR.B/C, A/SA 333 GR.6 EN10216-2 P265GH,
P355NH, API 5L GR.B / X42/ X52 / X60 / X65 / X70 / X80 PSL1 / PSL2
E355, DIN 2391 ST52 / ST52.3 / ST52.4.
Stainless seamless Pipes
TP304/L, 316/L, 321, 31803...
OD: 219.1~1067 mm (8 INCH to 42 INCH)
WT: 12.7~150 mm
Production Capacity: 300,000 tons
Power generation, Boiler, Electricity, Mechanical, Shipbuilding,
Gas cylinder, Chemical, Offshore and oil service etc.