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- Classification of Low-Temperature Steels2025-02-10
- ASTM A420 WPL6 Low-Temperature Carbon Steel for Piping Applications2025-02-08
- Haihao Group Delivers Reducing Tee for Iranian Client: ASME B31.4, IPS-D-PI-149, A860-WPHY602025-02-07
- Measures to Prevent Stress Corrosion Cracking (SCC)2025-02-06
- Characteristics of stress corrosion cracking (SCC)2025-02-05
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- Understanding the differences between A106 GR.B and A53 GR.B: Chemical Composition and Mechanical Properties2025-01-23
- Understanding ASTM standards for steel pipes, fittings, and flanges2025-01-20
- Differences between ASTM A312 GR TP347 and ASTM A312 GR TP347H2025-01-17
- The key differences between ASME B36.10M and ASME B36.19M2025-01-16
- EN 10253-2 SMLS reducing tees for Singapore customer2025-01-13
- EN 10253-2 P265GH Seamless Concentric Reducers for High-Pressure Systems2025-01-10
- Ensuring quality with non-destructive testing: Haihao Group’s commitment to excellence2025-01-08
- Differences between socket weld fittings and threaded fittings2025-01-07
- Differences between PE coating and 3PE coating in pipeline corrosion protection2025-01-06
- Haihao Group successfully produces ASME B16.9 45° SR elbows for Singapore client2024-12-25
- Metallographic testing for ferrite content in stainless steel2024-12-24
- Haihao Group congratulates Qidong COSCO marine engineering on the successful delivery of SBM Mero 4 FPSO2024-12-19
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