Pipeline projects operating in northern climates face unique engineering challenges. Components must maintain strength, toughness, and sealing performance even when exposed to harsh environmental conditions and demanding operating media. Recently, Haihao Group completed the production and shipme ...

As energy and infrastructure investments continue to grow across Southeast Asia, pipeline operators are placing greater emphasis on the reliability of every connection point within their systems. While pipes often receive the most attention, the performance of a pipeline can depend just as heavi ...

As industrial infrastructure projects continue to expand across Southeast Asia, demand for reliable forged steel flanges remains strong, particularly for large-diameter pipeline systems operating under demanding service conditions. Recently, Haihao Group completed the production and shipment of ...

Haihao Group recently completed the production and shipment of a batch of ASTM A694 F65 welding neck flange ASME B16.5 products for a customer in Singapore. The order was manufactured for a pipeline project requiring high-strength carbon steel flanges suitable for sour service environments. The ...

Haihao Group recently completed the production and shipment of a batch of ASME B16.20 spiral wound gaskets with graphite filler to a customer in Singapore. The order included spiral wound gaskets manufactured with stainless steel winding elements, graphite sealing material, and inner and outer g ...

Haihao Group recently completed the production and shipment of a batch of ASTM A350 LF2 flanges for sour service to a customer in Turkey. The order included welding neck flanges, socket weld flanges, and spectacle blinds designed for critical pipeline systems operating in low-temperature and cor ...

Haihao Group recently completed the production and shipment of several EN standard flange products for a customer in Bulgaria. The order included EN 1092-1 P355GH weld neck flanges, blind flanges, and plate flanges manufactured for industrial pipeline systems requiring reliable sealing performan ...

Haihao Group recently completed the production and shipment of multiple industrial flange products for a Russian customer. The order included ASME B16.5 weld neck flanges, blind flanges, and socket weld flanges manufactured in several premium materials, including ASTM A182 F316L, ASTM A182 F11 C ...

Haihao Group recently completed the production and shipment of a batch of high-performance blind flange products for a customer in Turkey. The order included stainless steel blind flanges, low-temperature carbon steel blind flanges, and spectacle blinds manufactured according to ASME B16.5, ASME ...

Haihao Group recently completed the production and shipment of a 38 inch ASME B16.48 spectacle blind flange for a customer in Brazil. The product was manufactured according to detailed client drawings and technical requirements, ensuring reliable sealing performance and dimensional accuracy for ...

Haihao Group recently completed the shipment of a batch of ASTM A350 LF2 CL1 forged flanges to a customer in Kazakhstan. The order included weld neck RF flanges and socket weld RF/RTJ flanges designed for low-temperature and high-pressure industrial pipeline systems. Manufactured according to AS ...

Haihao Group recently completed the shipment of a large batch of ASME B16.5 ASTM A105 carbon steel flanges and ASME A694 F60 high-pressure flanges to a valued customer in India. The order included multiple flange types, pressure classes, and sealing face requirements for industrial pipeline syst ...