• Advantages of sand blasting treatment on the surface of pipe fittings2023-07-10
• What is included in the coating quality inspection?2023-07-05
• The steel pipe 3PE coating process and advantages2023-07-04
• How to choose the right materials of pipeline for diverse marine environments?2023-07-03
• Haihao Group’s pipe fittings in a power plant project in Germany2023-06-30
• Strong partnerships for superior pipe fittings Haihao Group’s collaboration with Baowu Masteel Group and Ansteel Group2023-06-29
• Pipe end caps vs. blind flanges for pipeline applications2023-06-27
• Haihao Group’s unmatched pipe fittings unleashing the power of FPSO pipeline systems2023-06-25
• Why FPSO is the future of the oil and gas industry?2023-06-20
• What is the difference between flanged elbows and ordinary elbows ?2023-06-12
• Manufacturing the DIN EN 1092-1 42 inch flanged elbow with Haihao Group2023-06-08
• The application and characteristics of P256GH flat flange2023-05-29
• Comprehensive guide to ASME B16.5 flange dimensions2023-05-25
• Haihao Group strictly abides by flange standards and certification2023-05-22
• The essential requirements for pipe fittings on LPG ships introduction2023-05-19
• The quality inspection of seamless steel pipes2023-05-18
• Haihao Group provides reliable pipe fittings for LPG ships piping systems2023-05-17
• Introduction to AWWAC210 standard2023-05-15
• Haohao Group bringing you the latest news about Sustainable FPSO Technology2023-05-09
• Ensuring quality standards: Our annual ISO certification inspection2023-05-08