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.

• Seamless pipes Specifications and Execution Standard

• ASTM Standards for steel pipes

ASTM A333 is the Standard Specification for Seamless and Welded Steel Pipe for Low-Temperature Service.

ASTM A213M-09 Standard Specication for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, Heat-Exchanger Tubes.

ASTM A519 specification covers several frades of carbon and alloy steel seamless mechanical tubing.

This part of EN1026 specifies the technical delivery conditions in two test categories for seamless tubes for circular cross section, with specified elevated temperature properties, made of non-alloy and alloy steel.

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 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.

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. 

Welcome to Sunny Steel Enterprise Ltd.

Sunny Steel provide a wide range of steel products as Steel pipes, Seamless tube and seamless pipes, Alloy pipes, Pipe fittings, Composite steel pipe used in the industry, construction etc.

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Tel.: +8621 3378 0199
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Http://www.sunnysteel.com