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China Steel Pipe Fittings Pipe Flanges Steel Pipes Supplier Manufacturer

PIPES

SEAMLESS PIPES

Line Pipes

Specification & Standard - API Spec 5L . ASTM/ASME A106 . ASTM/ASME A53 . 

Steel Grades - PSL1 . PSL2 . X42 . X52 . X60 . X65 . X70 . X80 

Low Temp Pipes

Specification & Standard - ASTM/ASME A/SA333 

Steel Grades - Grade 1. Grade 3 . Grade 6 . Grade 8

Mechanical Pipes

Specification & Standard - ASTM/ASME A/SA519

Steel Grades - Carbon Steel & Alloy Steel . ASTM/ASME A106 . ASTM/ASME A53 .

High Pressure Cylinder Pipes

Specification & Standard - ASTM A372 . GB/18248 . Q/TGGB05 . EN10083 . JIS G3429

Steel Grades - Carbon & Alloy Steel . Grade 1026 . Grade 4140

China Steel Pipe Fittings Pipe Flanges Steel Pipes Supplier Manufacturer

WELDED PIPES

ERW/EFW Pipes

Specification & Standard - API 5L . ASTM A(SA)106B . ASME A(SA)671 CL55 . ASTM A(SA)672  CL60

Steel Grades

API Spec 5L Grade B PSL 1 and PSL 2

API Spec 5L Grade X42~X100 PSL 1

API Spec 5L Grade X42~X100 PSL 2

A(SA)106 Grade B

A(SA)671 Gr.50 . Grade 55 . Grade 60 . A(SA)672 Grade 55 . Grade 60 . Grade 65 . Grade 9 . Grade 10 . Grade 11 . Grade 12

A(SA)333 Carbon & Alloy tubes

A(SA)53 Grade A/B

Square Pipes

Specification & Standard - ASTM . ASME . GB/T . JIS . KS . EN

Steel Grades - ASTM A500 . Q195 . Q215 . Q235 . Q345 . Q390 . 16Mn . 20# . 45# . SS400

Precision Pipes

Specification & Standard - ASTM . ASME . JIS . GB/T

Steel Grades - ASTM A519 . ASTM A513 . S20C . S45C . STKM11~STKM17C . GB/T32975 . GB/T8162 . GB/T8713 .

345B . Q345D . 25Mn . 25Mn5V . 27SiMn . SRA630 . E355 . GB/T1591 . GB/T17396 . EN10305-1 . EN10305-2

China Steel Pipe Fittings Pipe Flanges Steel Pipes Supplier Manufacturer

STAINLESS STEEL PIPES

Seamless & Welded Pipes

Specification & Standard - ASTM . ASME . GB/T . JIS . EN . DIN

Steel Grades 

ASTM A312 . A213 . A268 . A269 . A511 . A789 . A790 . ASME SA312 . SA213 . SA268 . SA269 . DIN 17456 . DIN 17458 .

EN 10216-5 . JIS G3459JIS G3463 . GB/T13296 . GB/T14975 . GB/T14976 . TP304 . TP304L . TP304H . TP310S . TP317 .

TP321 . TP904L

China Steel Pipe Fittings Pipe Flanges Steel Pipes Supplier Manufacturer

Ask For Quotation

WH Steel Co., Ltd

HQ Office

4th Floor, Fuhua Hongyan Building, Hongyan South 1st Road, Chaoyang District, Beijing. China.

Factory

Zhenggang Industrial Zone,

Yanshan County, Cangzhou City,

Hebei Province. China

Tel : +86 186 1422 5268

Tel : +86 10 5716 3742

WhatsApp: +6016-2533 517

Please email us at :-

wk@whsteelfittings.com

Or welcome to message us.

Our sales specialist will contact you! 

Thanks for submitting!

China Pipe Fittings Manufacturer - WH St

© 2000 - 2026 copyright by WH Steel Co.. Ltd . Your Trusted China Piping Products Manufacturer

China Pipe Fittings, Flanges And Steel Pipes Supplier
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