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  Haihao Group Ships ASME B16.5 ASTM A182 Gr.F5 Weld Neck Flanges to Belarus

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  Haihao Group delivers ASME B16.5 F316L RTJ blind flanges to Kazakhstan

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  Shipment of ASME B16.5 12CrMoV Weld Neck Flanges to Singapore

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  Haihao Group delivers ASME B16.5 carbon steel flanges to Singapore project

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  Haihao Group Successfully Delivers Custom Flange Order to Italy

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  Haihao Group delivers ASTM B564 UNS N06625 RTJ WN Flanges with Full Certification to UAE Client

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  High-Quality ASME B16.5 A350 LF2 CL1 Weld Neck Flanges for Reliable Industrial Performance

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  Haihao Group Ships ASME B16.5 A105N Carbon Steel Flanges to Singapore Client

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  Delivery of super-duplex paddle blanks, spacers & figure 8 blanks to Singapore

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  Haihao Group delivers custom-made ASME B16.5 flanges to German client, supporting Europe’s high-precision piping needs

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  Haihao Group Delivers GOST 33259 WN Flanges and High-Performance Fasteners for Global Client

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  How to Properly Connect Stainless Steel Flanges to Carbon Steel Flanges at High Temperatures

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  Fast-Track Production of ASME B16.5 RF Slip-On Flanges for a Singapore Project

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  Haihao Group delivers S235JR2 custom flanges to Danish client

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  ASME B16.5 A182 Gr.F316L Weld Neck Flanges Custom-Bored for Russian Project

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  Haihao Group delivers robust ASME B16.5 A350 LF2 weld neck flanges to Indonesian client

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  What is the ASME standard for flanges?

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  What is the difference between ASME B16.36 and ASME B16.5 flanges?

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  ASTM A240 GR.316/316L Spectacle Blinds: Material Properties, Standards, and Applications

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  Precision stainless steel spectacle blinds manufactured to ASME B16.48 standard

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  Optimized Production of ASME B16.48 ASTM A240 GR. 316 Spectacle Blind Flanges for Singapore’s Critical Pipeline Projects

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  ASME B16.5 A105N RF weld neck flanges: Engineering excellence for demanding applications

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  Haihao Group delivers ASME B16.5 ASTM A694 F65 and A350 LF2 CL1 weld neck flanges to Singapore

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  What is RF in flange, and why they are widely used in oil refineries and petrochemical plants?