• Corporate vision to become the pipeline industry Toyota
  • Corporate mission to enhance the quality level of Chinese manufacturing
  • Business goals domestic industry first
Spectacle blind flanges,Ring Spacers and paddle flanges are finished in Haihao Group

Spectacle blind flanges,Ring Spacers and paddle flanges are finished in Haihao Group

In our new flanges order of Oil Gas pipeline project of Africa,the flanges sizes are from 10″ to 36″.Haihao flange factoryproduced all the weld neck flanges,blind flanges and spectacle flanges.

Carbon Steel Spectacle Blind Flange Finished In Haihao Group

As the pipeline projects are installed in the final stage,our clients are going to commission the pipeline. They purchased various spectacle flanges in the new order.  includes spectacle blind flanges, ring spacer and paddle blind flanges in stainless steel and carbon steel.

Carbon Steel Paddle Flange Finished In Haihao Group

As we introduced in specification of spectacle flanges, small size spectacle flanges are two parts joint together, and larger sizes spectacle flanges are seperated single parts, ring spacers and paddle blind flanges.

Haihao Flange Factory finished Ring Spacers Flanges

The spectacle flanges materials include forged steel A105, high strength steel A694 F65. they will be used for petro transportation, low temperature carbon steel A516 Gr.70 for LNG piping, and the SS316 stainless steel material for refining system.

Haihao flange factory finished spectacle blind flanges

As one of the most professional spectacle blind flanges manufacturer,Hebei Haihao Group produce all the types and materials spectacle flanges as per clients requirement.

HH 10inch 900LBS SS316 Spectacle Blind Flange

Hebei Haihao put quality and reputation on the first position.We established a laboratory of quality inspection with the Supervision Bureau of Quality and Technology of China,get the first “famous brand” for pipe fittings in Hebei.Haihao Group has been type approved by world-class notified bodies.If you are interested in our products,please contact us immediately!