Steel Flanges,Pipes,Pipe Fittings

Wled Neck Flange

At Haihao, we manufacture and stock a lot range of steel piping products . These products include: Steel pipes, Pipe fittings,Forged flanges , in various specifications and materials ( Carbon steel , Alloy steel , Stainless steel ).

GOST/ГОСТ 12821-80 FLANGE PN1.6MP..
GOST/ГОСТ 12821-80 FLANGE PN1.6MPa WN RF

GOST/ГОСТ 12821-80 FLANGE PN1.6MPa WN RFDimensions & ...

GOST/ГОСТ 12821-80 FLANGE PN1.0MP..
GOST/ГОСТ 12821-80 FLANGE PN1.0MPa WN RF

GOST/ГОСТ 12821-80 FLANGE PN1.0MPa WN RFDimensions & ...

GOST/ГОСТ 12821-80 FLANGE PN0.6MP..
GOST/ГОСТ 12821-80 FLANGE PN0.6MPa WN RF

GOST/ГОСТ 12821-80 FLANGE PN0.6MPa WN RFDimensions & ...

UNI 2284 PN40 Flange Weld Neck
UNI 2284 PN40 Flange Weld Neck

UNI 2284 PN40 FLANGE WELD NECKDimensions & Masses UN ...

UNI 2283 PN25 Flange Weld Neck
UNI 2283 PN25 Flange Weld Neck

UNI 2283 PN25 FLANGE WELD NECK RFDimensions & Masses ...

UNI 2282 PN16 Flange Weld Neck
UNI 2282 PN16 Flange Weld Neck

UNI 2282 PN16 FLANGE WELD NECK RFDimensions & Masses ...