Company News
- Haihao Group supplies WN Compact Flange with IX Seal Ring Compliant with BS EN ISO 275092025-05-23
- Custom 18″ ASME B16.36 orifice flange supplied to Singapore client by Haihao Group2025-05-22
- Haihao Group provides EN1092-1 P250GH galvanized threaded flanges for Slovak customer2025-05-21
- Supplying high-pressure API 6A Type 6BX nickel alloy flanges to Singapore2025-05-20
- Haihao Group successfully delivers EN 1092-1 Type 01 Q235B RF slip-on flanges to Malaysia2025-05-14
- Haihao Group Successfully Delivers ANSI B16.5 ASTM A105 RF Weld Neck Flanges to Hong Kong Client2025-05-06
- Haihao Group completes ASME B16.5 class 150 316 custom blind flanges order for Spanish client2025-04-30
- Haihao Group successfully completes order for ГОСТ 33259 12Х18Н10Т/ AISI321 RF weld neck flanges for Latvian client2025-04-28
- Installation guidelines for orifice flanges and internal weld seam grinding2025-04-24
- Haihao Group delivers premium ANSI B16.5 ASTM A105N FF weld neck flanges to UAE client2025-04-21
- High-quality Type 01 EN1092-1 Q235 slip-on flanges for Malaysian clients2025-04-18
- Haihao Group Showcases Pipe Fitting Solutions at NEFTEGAZ 2025 – Day Two Highlights from Moscow2025-04-15
- Premium DIN 2576 SS 316L FF SO flange solutions tailored for Singapore’s industrial demands2025-04-14
- NEFTEGAZ 2025: Russia’s Leading Oil & Gas Exhibition Returns This April2025-04-10
- Specifications, applications, and material options of GOST 33259 stainless steel flat flanges2025-04-08
- Haihao Group supplies ASME B16.5 threaded reducing flanges for Singapore client2025-04-07
- Why spiral wound gaskets are essential for pipeline integrity2025-04-03
- ASTM A105 vs. A350 LF2 vs. A516 Gr.70: How to choose the right flange material?2025-04-01
- How to ensure quality in duplex stainless steel spectacle blind flanges?2025-03-31
- Haihao Group secures large flange order from a Qatari client2025-03-25