- Russian customers ordered pipeline products2024-05-14
- Carbon steel and alloy steel nuts for elevating fastening solutions2024-05-11
- CSPI China steel price index weekly report2024-05-09
- Haihao Group congratulates China shipbuilding on landmark LNG shipbuilding order2024-05-08
- Haihao Group congratulates the completion of Asia’s first cylindrical FPSO2024-05-07
- Mastering tungsten inert gas welding: Haihao Group’s expertise in precision welding2024-05-06
- Identifying cracks crucial steps in ensuring product integrity2024-04-25
- Introducing commonly used hardness testing equipment2024-04-22
- Introducing hardness testing for pipeline materials2024-04-19
- Pressure pipeline material impact testing2024-04-18
- Understanding ASTM specifications for steel and iron material pipeline fittings2024-04-17
- Introduction to thermal performance testing of pressure pipeline materials2024-04-16
- Haihao Group is your reliable shale gas pipeline equipment partner2024-04-15
- Understanding the differences between cold galvanizing and hot-dip galvanizing2024-04-12
- Haihao Group pay attention to changes in the steel raw material market and provide customers with the latest information2024-04-11
- Haihao Group your ultimate destination for customized pipeline solutions2024-04-10
- Haihao Group is your trusted FPSO pipeline system partner2024-04-10
- Discover the strength of S355JR structural steel2024-04-07
- Haihao Group keeps a close eye on raw material market trends2024-04-03
- The difference between the production process of seamless pipe fittings and welded pipe fittings2024-04-02
E-mail:
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- Corporate vision to become the pipeline industry Toyota
- Corporate mission to enhance the quality level of Chinese manufacturing
- Business goals domestic industry first