- Factors affecting magnetic particle testing sensitivity2024-03-18
- Haihao Group brings you a weekly review of the raw material market2024-03-15
- Haihao Group warmly welcomes customers from all over the world to visit and communicate2024-03-15
- Haihao Group’s anti-corrosion measures for submarine stainless steel pipelines2024-03-14
- Select 7 common pipe connection methods according to your needs2024-03-13
- Solution to corrosion challenges of duplex 2205 stainless steel2024-03-11
- Weekly overview of raw material market (February 24th – March 1st)2024-03-08
- Discovering the main materials of galvanized steel pipes2024-03-06
- Haihao Group monitors changes in raw material market2024-03-05
- Exploring eddy current testing in pipeline systems2024-03-04
- Various reducing tee fittings produced by Haihao Group2024-03-01
- One-week review of the steel raw materials market (February 17-February 23)2024-02-29
- Factors affecting the corrosion resistance of stainless steel and treatment methods after rusting2024-02-28
- Exploring two technical paths for offshore wind energy development2024-02-27
- Take you through the various types of pipe elbows2024-02-26
- Haihao Group congratulates my country on its significant progress in offshore oil and gas engineering welding technology capabilities2024-02-23
- Enhance pipeline safety with ASME B16.9 A234 GR WPB pipe cap2024-02-22
- Haihao Group shares tips for assembling stainless steel threaded pipe fittings2024-02-21
- Haihao Group shares with you the CSPI China steel price index weekly report2024-02-20
- Haihao Group solved Indonesian customers’ demand for customized steel plates and was recognized by customers2024-02-19