Haihao Group has successfully delivered a full range of stainless steel 321 pipeline components to a long-term customer in Dubai. This shipment includes weld neck flanges, lap joint flanges, DIN flanges, eccentric reducers, and elbows, all produced in acco ...

To support one of our long-term clients in the United Arab Emirates, Haihao Group has successfully completed the production and shipment of A694 F65 welded reinforcing outlets manufactured in accordance with MSS SP-97. These fittings will be used in a high ...

Haihao Group is pleased to announce the successful delivery of a large batch of seamless pipe fittings to a long-term customer in the United Arab Emirates. The shipment covers a complete range of carbon steel WPB fittings and stainless steel WP316L fitting ...

Haihao Group has recently completed the shipment of MSS SP-97 forged outlet fittings for a key Australian piping project. These components are designed to provide secure and efficient branch connections in pressure piping systems, ensuring both mechanical ...

In support of Kazakhstan’s expanding industrial sector, Hebei Haihao High Pressure Flange Pipe Fitting Group Co., Ltd. has successfully completed the production and export of high-precision forged round bars manufactured under ASME SA-105 standards. ...

Haihao Group has successfully completed the delivery of a large batch of ASTM A234 WPB pulled bends to a client in Vietnam, supporting the construction and operation of critical pipeline systems. This shipment included 2D, 3D, and 5D pulled bends in a wide ...

Haihao Group recently completed a shipment of concentric swage nipple fittings for a valued customer in Singapore. These fittings are designed to provide a smooth transition between different pipe sizes while maintaining system strength, sealing reliabilit ...

Haihao Group is pleased to announce our participation in the 2025 Gastech Exhibition & Conference, taking place from 9–12 September 2025 at Fiera Milano, Milan, Italy. You can find us at Stand No. C111. This year, Haihao Group will join hands with GANY ...

Haihao Group is pleased to announce the successful delivery of custom forged tees to a valued customer in Indonesia. The order reflects our strong capability in providing tailor-made piping components that meet precise dimensional, pressure, and material r ...

Haihao Group has successfully completed the delivery of a comprehensive batch of weld pipe fittings for a major industrial project in Pakistan. This shipment includes a wide range of high-performance fittings designed for demanding pipeline applications, e ...

Haihao Group has successfully completed the production and shipment of a batch of 180 degree long radius elbows for a client in Singapore, supporting a high-pressure pipeline application. These elbows, sized 1½” (DN40) with SCH 80 wall thickness, wer ...

Haihao Group recently completed the shipment of a full range of pipeline components to a valued customer in Côte d’Ivoire, supporting a key infrastructure project in the West African region. The order included seamless steel pipes, flanges, gaskets, ...

At Haihao Group, we are dedicated to manufacturing and supplying high-quality forged branch connection fittings to meet the diverse needs of global industries. Recently, we successfully delivered a batch of MSS SP-97 ASTM A182 GR.316/316L Sockolet fittings ...

In fluid control systems, control valves play a vital role in regulating flow and pressure. However, under certain operating conditions, phenomena like flashing and cavitation can occur—both involving pressure-induced phase changes in the fluid. While they ...

As an important economic hub in southern Europe, Italy plays a vital role in China-Europe trade, especially in the fields of industrial equipment, piping systems and pressure fittings. Over the past decade, Haihao Group has established solid partnerships a ...

Valve leakage is one of the most common problems in industrial piping systems. Whether used in oil and gas, chemical processing, water treatment, or power generation, faulty valves can lead to costly fluid loss, environmental contamination, equipment damag ...

Valve seats are critical components that ensure tight sealing in industrial systems. However, over time, valve seat damage can occur due to a variety of factors, from abrasive wear and chemical attack to improper installation or operational errors. Underst ...

At Haihao Group, delivering products that meet both international standards and customer expectations is our top priority. Recently, we conducted a full quality inspection for a domestic client’s order consisting of various stainless steel pipe fittings an ...

In the intricate architecture of industrial pipelines – spanning oil & gas, power generation, chemical processing, and water treatment – elbows are indispensable for directing fluid flow. Among the most critical of these pipe fittings is the long radiu ...

At Haihao Group, we recently completed a customized production order of 24-inch ASTM A860 WPHY 52 Long Radius Elbows for one of our long-term clients in Singapore. These elbows are specifically designed for use in demanding pipeline systems, such as those ...