Haihao Group recently completed the production and shipment of a large batch of RTJ blind flanges for a customer in Indonesia. These flanges are designed for high-pressure industrial pipeline systems and were manufactured in strict accordance with ASME B16.5, ASME B16.47 Series A, and NORSOK L-0 ...

Haihao Group has recently completed the production and shipment of a batch of FBE coated steel flanges for a pipeline project in Jordan. The order includes weld neck flanges and blind flanges manufactured according to BS EN 1092-1 standards and produced from P245GH carbon steel. To ensure long-t ...

Haihao Group has successfully completed the manufacturing and shipment of a large diameter weld neck flange for a customer in the United Arab Emirates. The product is a 52-inch WN flange manufactured according to ASME B16.47 Series B, designed for use in large industrial pipeline systems. The fl ...

Haihao Group has successfully completed the production and shipment of a batch of ASME B16.5 industrial flanges for a customer in the United Arab Emirates. The order includes several types of flanges such as orifice flanges, socket weld flanges, and blind flanges, manufactured from both ASTM A10 ...

Haihao Group recently completed the production and delivery of a batch of DIN standard flanges for a customer in Vietnam. The shipment includes slip-on (SO) flanges and blind flanges manufactured according to several DIN standards, including DIN2573, DIN2576, DIN2543, DIN2545, and DIN2527. These ...

Recently, Haihao Group successfully completed the production and shipment of RTJ weld neck flanges for a valued customer in Russia. These high-pressure flanges are manufactured according to ASME B16.5 standards and are designed for demanding pipeline systems where reliable sealing and structural ...

Haihao Group has successfully completed the production and shipment of carbon steel weld neck flanges, stainless steel spiral wound gaskets, and a spectacle blind flange to a valued customer in Côte d’Ivoire. This combined supply of ASTM A105 WN flanges and SS316 spiral wound gaskets ensur ...

Haihao Group has successfully completed the production and delivery of flat face plate flanges (FF) for a customer in Australia. The flanges were manufactured according to project drawings with precise dimensional control, ensuring compatibility with the client’s piping system requirements ...

Haihao Group has successfully completed the delivery of ASTM A694 F65 weld neck flanges for a customer in Singapore. The flanges were manufactured in strict accordance with ASME B16.5 and NACE requirements, meeting the demanding standards of marine and energy-related applications. ASTM A694 F65 ...

Haihao Group has successfully completed the production and shipment of API 6A 6BX duplex stainless steel flanges for a valued customer in the United Kingdom. The order includes high-pressure weld neck RTJ flanges and RTJ spectacle blinds, manufactured from ASTM A815 UNS S31803 duplex stainless s ...

Haihao Group has successfully completed the shipment of a batch of carbon steel flanges to a customer in the United Arab Emirates. The order includes Slip-On (SO) flanges and Welding Neck (WN) flanges manufactured from ASTM A105 material and produced in full compliance with ANSI / ASME B16.5 sta ...

Haihao Group recently completed the production and shipment of ASTM A350 LF2 CL1 welding neck flanges to a valued customer in Kazakhstan. These flanges were manufactured in accordance with ASME B16.5 and designed for low-temperature and sour service applications. The order included multiple size ...