Seamless Alloy High Pressure Boiler Steel Pipe Tube 6.4M 12M Length OEM

American Standard Steel Tube Astm A335 P5 P9 P11 P22 P91 High Pressure Steam Boiler Seamless Alloy Steel Pipe

about us:

Hebei Hongcheng Pipe Industry Co., Ltd. was established in 1992 and is located in the Development Zone of Yanshan County, Hebei Province. We are one of the largest steel product manufacturers on the coast of the Bohai Sea. A three-dimensional comprehensive transportation network has been formed. Our geographical position is superior and the transportation is very convenient.

We are one of the biggest manufacturer for steel products with a 80, 000-square-meter workshop,covers an area more than 120,000 square meters in size ,and well over 50 million USD in assets.our main products including stainless steel pipe ,stainless steel plate,stainless steel bar,seamless steel pipe ,low temperature steel pipe ,alloy steel pipe ,boiler pipe ,carbon steel plate ,alloy steel plate ,pipe fitting,copper products,titanium products and nickel products.our company has the most advanced production equipment which guarantee the most advantageous product quality.Based on highly quality products and best service,we have develop clients all round the world ,our products are widely used in industry in USA ,Germany ,India ,Dubai,Iraq,Viet Nam,Ireland,Sinagpore,and so on .

Our goal is offer the best quality products with the lowest price and best service . We believe that our company will have a speed develop with the support from both at home and at abroad

We warmly welcome and looking forward to have a nice cooperation with company both at home and at abroad.

Boiler Tube
We have a mill with boiler/heat exchanger seamless steel pipes production lines
Our production line for cold drawn seamless pipes:
OD: 17.1-323.8mm,
Wall thickness: 2-30mm
Application: For high, middle, low pressure boiler and pressure purpose, Boiler/heat exchanger/pressure vessel/oil/gas/chemical industry/auto/gas cylinder pipe/petroleum cracking etc

Production Standard
ASTM A 106 Grade A, B, C
ASTM A53 Grade A, B
ASTM A178 Grade A, C, D
ASTM A192
ASTM A210 Grade A-1, C
BS3059-I 320 CFS
BS3059-II 360, 440, 620-460, 622-490, S1, S2,TC1, TC2
EN10216-1 P195TR1/TR2, P235TR1/TR2, P265TR1/TR2
EN10216-2 195GH, P235GH, P265GH, TC1,TC2
DIN 17175 ST35.8, ST45.8
DIN 1629 ST37.0, ST44.0, ST52.0
JIS G3454 STPG370, STPG410
JIS G3461 STPG340, STB410, STB440
GB 5310 20G, 15MoG,12CrMoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB
GB9948 10, 20, 12CrMo, 15CrMo
GB3087 10, 20
Surface treatment
Oil, Varnish, Passivation, Phoshating, Shot Blasting
Delivery Condition
Annealed, Nomalized, Normalized and Tempered
Inspections and test
Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Hardness Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, NDT TEST ( ET TEST, UT TEST)