News
- Heat treatment requirements for forgings on FPSO2023-03-06
- FPSO flange forging material requirements2023-03-02
- Arrange quality inspection for wind power flange2023-03-01
- Welding requirements for wind power flange2023-02-27
- Wind power flange coating requirements2023-02-23
- Haihao Group received a new forged flange order2023-02-21
- Delivery of flanged pipe sets for Singapore customers2023-02-17
- Knowledge of Swivel Ring Flange2023-02-15
- Custom tower flange order2023-02-13
- Celebrate the 40th anniversary of Haihao Group!2023-02-08
- Large wind power flange forgings2023-02-06
- Flange shipment ordered by Russian customers2023-01-12
- Why the wind power flange has high technical content2023-01-09
- Haihao Wind Power Flange Assists Kubuqi Base Project2023-01-04
- Looking back at 2022, gathering strength, looking forward to 2023, forge ahead !2022-12-31
- China’s offshore engineering jacket construction capacity has leapfrogged2022-12-27
- Dubai client repeat the JIS SO flange order after two years2022-12-22
- Launching of the first domestic oil power hybrid multi-function maritime service ship2022-12-14
- Technical difficulties of floating LNG2022-12-05
- Material and inspection of tube sheet flange2022-12-01