Haihao Group has recently completed the production and shipment of ASTM A193 Grade B7 stud bolts and ASTM A194 Grade 2H nuts for an international customer. The order includes multiple specifications, ranging from M16x100 to M33x250, covering common dimensions required for industrial piping and f ...

Haihao Group has recently completed a shipment of ASTM A420 WPL6 low-temperature fittings and ASTM A333 Grade 6 seamless pipes for a major client in Russia. These products are specifically engineered for pipeline systems operating in low-temperature and high-pressure environments, where material ...

Haihao Group, a leading international supplier of industrial piping systems, has announced the successful delivery of specialized Inconel 825 butt-weld pipe elbows to a major Turkish energy infrastructure project. The order, featuring both 90° and 45° long-radius configurations, highlights Haiha ...

1. Precision Engineering for Critical Applications Haihao Group delivers a full range of socket weld fittings designed for high-pressure and high-temperature piping systems. Each component is precisely manufactured to ensure secure, leak-free connections that can withstand the demanding conditio ...

Hebei Haihao Group Industry Piping Co., Ltd. is proud to announce its participation in ADIPEC 2025, one of the world’s largest and most influential events for the oil, gas, and energy industries. The exhibition will take place from 3rd to 6th November 2025 at the Abu Dhabi National Exhibit ...

Haihao Group has successfully completed the production and delivery of stainless steel forged fittings for a UAE industrial project, reinforcing the company’s long-term reputation as a trusted global supplier of high-quality ASME B16.11 pipe fittings. The shipment includes a variety of soc ...

Haihao Group has successfully completed the production and shipment of a comprehensive piping components package to a major industrial project in Côte d’Ivoire. The order includes a diverse range of carbon steel pipe fittings, threaded outlets, flange gaskets, and galvanized bolts, all man ...

Haihao Group has successfully completed another shipment of carbon steel seamless pipe fittings to a valued customer in the United Kingdom. The order includes a wide range of A234 WPB seamless elbows, tees, reducers, and pipe caps, all manufactured in strict accordance with ASME B16.9 standards. ...

Haihao Group has successfully completed another international shipment of EN 10253-2 Type A carbon steel pipe fittings to a valued customer in Montenegro.The order includes a comprehensive range of pipe caps, concentric reducers, 90° long radius elbows, and equal tees, all manufactured from P235 ...

Haihao Group has successfully completed the production and shipment of ASME B16.11 A350 LF2 forged fittings for a key Russian client. The order includes both galvanized and non-galvanized fittings, designed to perform reliably in low-temperature and high-pressure pipeline systems. These forged c ...

Haihao Group has successfully completed the delivery of a wide range of pipeline products for a Russian customer. This shipment demonstrates our ability to provide complete piping connection and sealing solutions, covering flanges, gaskets, bolts, washers, and stud bolts, all manufactured to int ...

Haihao Group has successfully completed the delivery of a custom SA 312 TP304 180° elbow for a valued client. Manufactured strictly in accordance with the provided drawing, this elbow was produced in 6-inch diameter with SCH 40S wall thickness, ensuring reliable performance under the required se ...