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- 2023-08-23Haihao Group meeting customized flange requirements with excellence
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- 2023-08-17Haihao Group empowers marine systems with flange solutions
- 2023-08-16Haihao Group help China’s shipbuilding industry flourish and lead the industry in new directions
- 2023-08-11Spanish customer ordered international flange for ship fire protection system
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- 2023-07-27Haihao Group delivers flanges to UAE customer compliant with NACE MR 0103 standard
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- 2023-07-20Discover the excellence of Haihao Group’s hot-dip galvanizing process for flanges
- 2023-07-13Ensuring stability and performance in extreme environments Haihao Group’s advanced heat treatment process for flanges
- 2023-07-10Haihao Group’s exceptional submarine pipeline solutions ASTM A182 F316L 32in WN flange and blind flange
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- 2023-07-05Unleashing strength and reliability Haihao Group’s ASME B16.5 WN flange for nuclear power plants
- 2023-07-04Discover the power of reliability with Haihao Group’s ANSI B16.47 class 900 high-pressure lap joint flange 12 inch RF
- 2023-06-30Haihao Group high-quality flanges for diverse industrial applications
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