OD 3000mm above big size pipe fittings and flange

Hebei Haihao Group is committed to the production and manufacture of pipeline equipment.We doing and cooperation so much project  such as sewage treatment engineering,power plant construction engineering,sea water purification engineering,petroleum and natural gas pipeline engineering.We have participated in the big size product supply and assembly of many large projects abroad.

OD 3000 mm flange with sleeve  to be assemble to the adapter.

OD 3000 mm flange with sleeve  to be assemble to the adapter

OD 3000 mm flange with sleeve to be assemble to the adapter


OD 3000 mm flange with sleeve  to be assemble to the adapter

OD 3000 mm flange with sleeve to be assemble to the adapter

OD  5000 mm  big size cap welding with flange.

OD  5000 mm  big size cap welding with flange

OD 5000 mm big size cap welding with flange


OD  5000 mm  big size cap welding with flange

OD 5000 mm big size cap welding with flange

OD 5800 mm  big size cap welded flange.

OD 5800 mm  big size cap welded flange

OD 5800 mm big size cap welded flange

OD 3500mm steel slip on flange/rolling forged flange.

OD 3500mm Steel slip on flange / rolling forged flange .

OD 3500mm steel slip on flange / rolling forged flange .

Hebei Haihao Group has a strong production capacity of pipe fitting and flanges, regular standard products and unconventional according to the drawings of products,if you need to contact us.

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