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haihao
Unveiling the excellence of 904L alloy steel
Haihao Group delivers precision and excellence for UK client’s pipeline needs
Haihao Group provides high-quality pipe fittings products to meet the stringent requirements of UAE customers
Haihao Group ensures premium quality with X-ray inspection for API 5L steel pipes
Explore steel plate types and characteristics with Haihao Group
What are the advantages and disadvantages of painting, galvanizing and plastic spraying surface treatment on the elbow surface?
Haihao Group warmly welcomes French customers to visit the factory and seek future cooperation
Haihao Group brings you the latest raw material market trends
Eccentric reducer for connecting pipes of different diameters
ASME B16.11 Plugs and Bushings
ASME B16.11 Threaded Couplets
ASME B16.11 Threaded Bosses
ASME B16.11 Threaded Pipe Caps
ASME B16.11 Threaded Full Couplings, Threaded Half Couplings
ASME B16.11 Threaded Crosses
ASME B16.11 Threaded Tees
ASME B16.11 Threaded Street Elbows
Haihao Group’s galvanized pipe clamps for singapore client
Haihao Group takes you to understand crack prevention and grain size control in austenitic metal forging
The heat treatment process of seamless steel pipes
Crucial breakthroughs in the forging process of large forgings
Haihao Group welcomes russian client for custom stainless steel forgings
Haihao Group’s large forgings undergo rigorous inspection
Haihao Group’s leading processes for different forged steel components
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