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Haihao Group has recently completed the delivery of a stainless steel 304 concentric reducer for a customer in Malaysia. This customized pipe fitting was manufactured according to the customer’s drawing requirements, with a reducing size of 60.3 mm × 51 mm ...
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Haihao Group recently completed the production and delivery of a batch of high-strength fastening products for a customer project in Belarus. The order mainly included ASTM A193 B7 stud bolts and ASTM A194 2H heavy hex nuts, supplied with galvanized surfac ...
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Haihao Group has recently completed the production and shipment of a batch of forged pipe fittings for a Belarus customer. The order includes socket weld half couplings, forged tees, and welded lap elbows manufactured according to ASME B16.11 requirements. ...
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Haihao Group recently completed the production and shipment of 4” stud ends for a Singapore customer. The supplied product is manufactured according to ASTM A234 Gr.WPB material requirements and ASME B16.9 dimensional standards, providing a reliable ...
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Haihao Group has recently completed the production and shipment of a batch of ASTM A193 B7 stud bolts and ASTM A194 2H nuts for a customer in Russia. The order includes galvanized full thread stud bolts and matching heavy hex nuts in various inch sizes, ma ...
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Haihao Group has completed the production and delivery of a batch of ASME B16.9 ASTM A420 WPL6 fittings for a customer in Poland. The order includes concentric reducers, eccentric reducers, equal tees, and reducing tees manufactured for low-temperature pre ...
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Haihao Group has recently completed the production and shipment of a batch of ASTM A105 threaded pipe fittings for a customer in Dubai, UAE. The order includes hot-dip galvanized reducing bushings, threaded 90-degree elbows, and black forged threaded fitti ...
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Haihao Group has recently completed the production and shipment of a batch of ASME B16.9 WPL6 elbow products for an industrial customer in Indonesia. The order includes large-diameter 90° Long Radius (LR) and 90° Short Radius (SR) butt weld elbows manufact ...
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Haihao Group has recently completed the production and shipment of a batch of Super Duplex pipe fittings for a customer in Singapore. The order includes a 45° socket weld elbow, a concentric swage nipple, and a socket weld branch outlet, all manufactured t ...
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Haihao Group has recently completed another export order for a Belarus customer, supplying a range of forged and butt weld pipeline fittings for a low-temperature piping system. The shipment includes MSS SP-97 branch outlet fittings, ASME B16.11 socket wel ...
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Haihao Group has recently completed the production and shipment of a batch of BSPT threaded couplings for a customer in Montenegro. Manufactured to the BSPT (British Standard Pipe Taper Thread) specification, these threaded fittings are designed to provide ...
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Haihao Group has recently completed the production and shipment of a batch of ASTM A193 B7 U bolts and galvanized steel support accessories for an industrial pipeline project in India. The order included multiple pipe sizes ranging from 3″ to 12̸ ...
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Haihao Group has recently completed the production and shipment of a comprehensive batch of ASME B16.11 forged pipe fittings and MSS SP-95/MSS SP-97 branch fittings for a Russian customer. The order covers a wide variety of forged fittings manufactured fro ...
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Haihao Group has successfully completed the production and shipment of a batch of ASTM A453 Grade 660 stud bolts with matching nuts and washers for an industrial customer in Indonesia. The fastening assemblies were manufactured to meet demanding mechanical ...
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Haihao Group has successfully completed the production and shipment of a batch of ASTM F593 A4-70 bolts and stainless steel flat washers for a customer in the United Kingdom. The order was manufactured in strict accordance with international standards to e ...
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Haihao Group has successfully completed the shipment of a batch of ASTM A193 B7M stud bolts with ASTM A194 Grade 2HM hex nuts for a customer in Iraq. Manufactured in accordance with ASME B1.1 thread requirements and ASTM F2329 hot-dip galvanizing specifica ...
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Haihao Group has successfully completed the production and shipment of a batch of ASTM A234 WPB seamless cross fittings for a valued customer in Brazil. The order includes 8-inch seamless cross fittings manufactured in XXS and SCH160 wall thicknesses. To m ...
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Haihao Group has recently completed the production and shipment of a batch of ASME B16.11 SA105 forged socket weld fittings for an industrial customer in Argentina. The order includes socket weld elbows in multiple pressure classes and sizes, together with ...
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Haihao Group recently completed the production and shipment of a batch of ASTM B366 N06625 Cap products for a customer in Singapore. These high-performance threaded pipe caps were manufactured from nickel alloy UNS N06625 (Inconel® 625 equivalent) and desi ...
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Haihao Group recently completed the production and shipment of a comprehensive package of forged steel piping components for a customer in India. The order included socket weld tees, branch connection fittings, threaded fittings, couplings, plugs, and seam ...




















