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 PipesWe are specialized in offering precision engineered alloy steels, which are used in various engineering applications and can be availed in various grades like.
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
Covers seamless carbon steel nominal wall pipe for high-temperature service, suitable for bending flanging and similar forming operations.
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
Stainless Steel Seamless Pipes is a hollow steel bar, a large number of pipes used for conveying fluids, such as oil, gas, water, gas, steam,heat exchanger,mechanical machine.
TP304/L, 316/L, 321, 31803...