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, BHEL..

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, 15NiCuMoNb5-6-4 (WB36)
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...

E-mail: sales@sunnysteel.com

Standard Size

OD: 219.1~1067 mm (8 INCH to 42 INCH)
WT: 12.7~150 mm
Production Capacity: 300,000 tons

Application

Power generation, Boiler, Electricity, Mechanical, Shipbuilding,
Gas cylinder, Chemical, Offshore and oil service…etc.