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Products
Spectacle Blind Flange (Figure-8 Blind Flange)
ASTM A193 B7 stud bolt with heavy hex nuts
ASTM A105 Threadolet
ASTM A105 Nipolet
ASTM A182 F321 Forged Weld Neck Flanges
Seamless 304L 1.4307 Stainless Steel Pipe Fittings
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Steel Pipes
3LPE & 2LPE & EPOXY Coating Pipes
Seamless Steel Pipes
Welded Steel Pipes
Casing And Tubing Pipes
Butt Welding Pipe Fittings
Flanged Pipes & Fittings
Forged Flanges
Weld Neck Flange
Blind Flange
Threaded Flange
Slip On Flange
Socket Weld Flange
Lap Joint Flange
Plate Flange
Orifice Flange
Spectacle Blind Flange
Weld Overlay Cladding Flange
Forged Steel Pipe Fittings
News&List
Singapore customer ordered seamless reducers
Latvian customer custom ASME B16.9 ASTM A403 WP316L reducing tees
Delivery of ASME B16.9 ASTM A403 GR.WP304/304L elbows to Russian customer
Haihao Group ships ASME pipe fitting products to Brazilian customers
Haihao Group delivers high-quality pipeline products to UK clients
Haihao Group delivers high-quality pipeline solutions to Indonesian client
A351 CF8M ball valveMeeting indonesian client’s needs
Haihao Group delivers RINA-tested EN 10253-2 S355JR pipe fittings
Haihao Group ensures quality inspection for MSS SP-75 WPHY-42 45° LR elbow order to Jordan client
Expertise in ASME B16.9 A234 WPB SMLS reducing tee