Company News
- Haihao Group successfully delivers customized flanges to Brazilian client2024-01-22
- Haihao Group proudly supplies 100 sets of ASTM A105N blind flanges to Esteemed UAE customer2024-01-19
- Haihao Group assists domestic customers with large-scale flange orders2024-01-02
- Haihao Group takes you to understand the flow-restricting orifice plate in the pipeline system2023-12-27
- Haihao Group delivers ASME B16.5 CL150 RF ASTM A105N flanges to shipyards2023-12-13
- Haihao Group successfully delivers large forged rings for overseas oil project2023-12-12
- Korean customers order ASME B16.5 slip on flanges at Haihao Group2023-12-04
- Completion of ASME B16.5 A105 reducing slip-on flange production for US Client2023-11-30
- Haihao Group provided Q355NE 6-metre wind power flanges to Jilin oilfield’s ang 550,000 kw wind power project2023-11-28
- Haihao Group delivers excellence with ASME B16.5 WN flange ASTM A105N weld overlay using alloy 6252023-11-17
- Haihao Group delivers ASME B16.5 A694 F52 flanges to singapore with swift turnaround2023-11-16
- Precision and excellence in flange connections: guidelines for optimal performance2023-11-14
- Haihao Group’s dedication to high-quality forged flanges for wind power towers2023-11-13
- Haihao Group delivers high-quality RTJ WN flange to indonesian customer2023-11-10
- Elevating industry standards with our duplex 2205 SS ring joint gaskets2023-10-30
- High-quality spiral wound gaskets for demanding applications2023-10-27
- Haihao Group ships 24 inch ASME B16.5 weld neck flanges for indian client2023-10-17
- Haihao Group uses large-caliber wind power flange to power the pipeline system2023-10-10
- Haihao Group delivers A182 F316L weld neck flanges exceeding client expectations2023-10-09
- Haihao Group celebrates Major order for EN 1092-1 P235GH weld neck flanges2023-10-07