Production
Production Equipment
Production processes listed in the company profile include forging, forging & pressing, mid-frequency pushing, machining, cold forming, heat protruding, hot extrusion and heat treatment.
Haihao Group · Pressure Piping Components
Pipe Fittings, Flanges and Piping Packages for Overseas Projects
Hebei Haihao Group Huadian manufactures pressure pipe fittings, forged flanges, nonstandard forgings and seamless steel pipes for industrial piping projects.
Manufacturing capability, inspection, product range and RFQ conversion organized for overseas project buyers.
Φ2200
Bend capability (mm)
DN1500
Formed fitting
100
Wall thickness (mm)
30t
Single forging
Manufacturing capability
18
Production lines
80,000+
Tons annual capability
660
Workers and staff
1982
Established
ABOUT HAIHAO
From China's Pipe Fitting Base to Overseas Procurement
Located in Donglin, Mengcun, Hebei, Haihao manufactures pressure piping components including elbows, bends, tees, reducers, caps, flanges and pipe accessories.
- Factory Area
- 78,000 square meters
- Building Area
- 55,000 square meters
- Production lines
- 18
- Tons annual capability
- more than 80,000 tons
Manufacturing and Inspection
Integrated Manufacturing Support From Forming to Inspection
more than 80,000 tons
Inspection
Inspection Capability
Inspection capabilities listed in the company profile include chemical analysis, metallographic test, physical inspection and nondestructive detection.
Processes
01Forging
02Mid-frequency pushing
03Machining
04Cold forming
05Hot extrusion
06Heat treatment
07Chemical analysis
08NDT
Product Portfolio
Pressure Piping Components and Project Supply
Elbows, tees, reducers, caps, bends, flanges and pipe accessories — review supply capability by category, standard and project requirement.
ElbowSeamless Butt Welding Pipe Fittings
Elbows, tees, reducers and caps for high, medium and low pressure piping projects.
- Material / Standard
- ASTM A234 WPB/WPC, ASTM A420 WPL6, ASTM A403 WP304/WP316L
- Size range
- 1/2" - 48" (21mm - 1219mm)
FlangeForged Flanges and Nonstandard Forgings
Forged flanges and nonstandard forgings for industrial piping packages.
- Material / Standard
- Carbon Steel, Stainless Steel, Alloy Steel
- Size range
- ASME/ANSI B16.5 / B16.47 ranges shown in company profile
TeeStraight Tees and Crosses
Butt welding straight tees and crosses for carbon and ferritic alloy steel piping.
- Material / Standard
- ASTM A-234, ASME/ANSI B16.9
- Size range
- 1/2" - 42" listed in dimensional tables
ReducerReducing Tees and Reducers
Concentric and eccentric reducers plus reducing tees for butt welding piping.
- Material / Standard
- ASTM A-234, ASME/ANSI B16.9
- Size range
- Reducers and reducing tees listed up to 48 inch combinations
Industries
Serving Energy, Chemical, Power and Industrial Piping
Products are used across chemical, gas, power, oil, shipbuilding and pressure vessel fields for energy and industrial projects.
Quality Assurance
Certifications, Inspection and Factory Capability — One Trust Chain
Certifications, inspection capability and product galleries support project evaluation. Product pages include galleries, standards and RFQ forms.
- ISO9002 Quality System Certificate obtained in 1999
- ISO9001:2000 certificate obtained in 2002
- ABS Type Approval for flanges and pipe fittings received in 2008
- Safety registration enterprise manufacturing pressure pipe fittings
Choose Haihao
Equipment, Craft and Inspection for Overseas Project Delivery
01
Production Lines and Equipment
14 dedicated production lines and 450 sets of equipment cover forging, pressing, forming, machining and heat treatment.
02
Complete Process Coverage
Design, development, manufacturing and inspection capability supports drawing, standard and material confirmation.
03
Inspection Support
Inspection capability includes chemical analysis, metallographic tests, physical inspection and NDT.
Send inquiry
Send Your Requirement — Quotation Confirmed by Drawing and Standard
RFQs may include product, material, standard, quantity and destination country for admin follow-up.