Core Products
Select pipe fittings and flanges by drawing, standard and service condition. Haihao supplies butt-weld fittings, forged flanges, bends, pipe accessories and project piping packages with material, size, pressure class and inspection requirements confirmed.
70 products
ElbowASTM A234Seamless butt-welding fittings overview: elbows, tees, reducers and caps to ASME B16.9 / B16.28 / MSS SP-75 / GB/T 12459, for low- to high-pressure piping (including ASME B31.3 Chapter IX).
FlangeForged flanges and nonstandard forgings for industrial piping packages.
TeeASME B16.9Butt welding straight tees and crosses for carbon and ferritic alloy steel piping.
ReducerASME B16.9Concentric and eccentric reducers plus reducing tees for butt welding piping.
CapASME B16.9Pipe caps for closing butt welding pressure piping ends.
PipeCarbon steel and alloy steel seamless pipes for pressure piping packages.
Pipe Bend
Wear-resistant FittingWear-resistant elbows, tees and ceramic wear-resistant fittings from the material package.
Grooved FittingGrooved elbows, tees, couplings and transition flanges from the product material.
Malleable Fitting
Spray Pipe and Tank FirefightingSpray pipes and ring spray piping for tank firefighting applications.
Forged Tee and OutletForged tees, branch outlets and outlet fittings from the supplied product material.
Stub End and Backing Ring
Lined FittingPlastic-lined pipes, lined elbows and rubber-lined fittings from the material directory.
Profile Bend
Anti-corrosion and Insulation FittingAnti-corrosion fittings, insulated elbows and insulated tees from the material package.
Power Plant PartCompensators, dampers, flow devices, strain measuring parts and drain collectors from the material directory.
Pipe SupportPipe supports, hangers, spring hangers, clamps and sliding supports from the material package.
Pipe AccessoryMetal hoses, expansion joints, waterproof sleeves, filters, manholes and pipe accessories.
Prefabricated PipingPrefabricated piping, high pressure piping and site installation material.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
Forged FittingForged socket-weld and threaded fittings — elbows, tees, couplings, unions, caps — in Class 3000 / 6000 / 9000.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
TeeASTM A234Equal and reducing pipe tees, butt-welded and forged, in carbon, alloy and stainless steel for industrial process piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
ReducerASTM A234Concentric and eccentric butt-weld pipe reducers in carbon, alloy and stainless steel for changes of nominal diameter in industrial piping.
CapASTM A234Butt-welding pipe caps and dished heads to seal pipe ends in pressurized piping systems.
CapASTM A234Butt-welding pipe caps and dished heads to seal pipe ends in pressurized piping systems.
CapASTM A234Butt-welding pipe caps and dished heads to seal pipe ends in pressurized piping systems.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
FlangeForged steel flanges — welding-neck, slip-on, socket-weld, threaded and blind — for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
ElbowASTM A234Seamless and welded butt-weld pipe elbows in 45°, 90° and 180° configurations for high, medium and low pressure piping.
