Company News
- Haihao Group Supplies ASTM A694 F52 Loose Flanges and Customized Pipe Components to UAE Customer2026-07-24
- Haihao Group Supplies ASTM A240 S32760 Paddle Blank and Paddle Spacer for Singapore Project2026-07-23
- Haihao Group Delivers GOST 33259 St20 Weld Neck Flanges for Azerbaijan Pipeline Project2026-07-22
- Haihao Group Delivers ASTM A182 F304 Tube Sheets and Custom Flanges for Thailand Heat Exchanger Project2026-07-21
- Haihao Group Ships ASME B16.5 SA/A105N Flanges for Singapore Industrial Pipeline Project2026-07-20
- ASTM A350 LF2 Flanges and ASME B16.48 Spectacle Blind Delivered to UAE Low-Temperature Pipeline Project2026-07-17
- Haihao Group Ships ASTM A105 Blind Flanges for High-Pressure Oil & Gas Applications to Singapore2026-07-16
- Haihao Group Ships ASME B16.5 Blind Flange and ASTM A182 F11 Socket Weld Flange to Singapore2026-07-15
- Super Duplex ASTM A240 UNS S32750 Spectacle Blind Shipment Completed for Singapore Project2026-07-13
- Haihao Group Delivered JIS SUS 316L Slip-On and Blind Flanges to Thailand2026-07-10
- ASTM B564 UNS N06625 and F53 Flanges Successfully Delivered to Singapore Project2026-07-09
- Haihao Group Delivers ASTM B564 UNS N06625 Flanges to Singapore for High-Corrosion Industrial Service2026-07-08
- Haihao Group Successfully Delivers ASME B16.5 Stainless Steel Flanges for Russian Industrial Pipeline Project2026-07-07
- Haihao Group Ships ASTM A182 F321 Flanges and Ceramic Fiber Gaskets to Indonesia2026-07-06
- Haihao Group Supplies ASME B16.5 SA/A182 F53 Super Duplex Flanges for Singapore Industrial Project2026-07-02
- Haihao Group Delivers EN 1092-1 304L Welding Neck Flanges for Russian Customer2026-06-30
- Haihao Group Delivers BS EN 1092-1 A105 Flanges with FBE Coating for Saudi Arabia Project2026-06-24
- Haihao Group Delivers Custom ASTM A350 LF2 RTJ Flanges for an Indonesia Offshore Project2026-06-23
- ASTM A182 F304L Socket Weld Flanges Delivered to Canada for Compact Stainless Steel Piping Systems2026-06-22
- AISI 321 Ring Gaskets Delivered to Russia: When Corrosion Resistance Is Only Half the Story2026-06-18