Elevate your piping systems to new levels of efficiency and reliability with ASME B16.5 RF reducing slip-on flanges. At Haihao Group, we’re proud to offer a comprehensive range of flange solutions, including the highly sought-after ASME B16.5 RF reducing slip-on flanges. These flanges comb ...

At the beginning of this year, Indonesian clients placed an order with Haihao Group for a batch of ASME B16.5 flanges, including a customized product–the girth flange. Our girth flanges are meticulously designed to ensure robust connections in critical pipeline applications. Crafted from SA182-F ...

As a leader in pipeline systems, Haihao Group plays a key role in promoting new offshore wind energy projects in China. The recently launched Shenergy Hainan CZ2 and China Datang CZ3 offshore wind power projects, with a total investment of approximately RMB 29.6 billion, mark an important step t ...

Haihao Group is proud to announce that a batch of flange orders customized for distinguished domestic customers have been packaged and shipped. This shipment has been carefully packed and ready for shipping, below are the specific products included in this delivery. JIS B2220 SS304 SOH flanges D ...

Haihao Group, a leading expert in the field of pipeline systems, takes pride in offering a comprehensive range of flange solutions to cater to the unique needs of our clients worldwide. In this article, we delve into the details of socket weld (SW) flanges, shedding light on their characteristic ...

Haihao Group prides itself on providing comprehensive solutions for the seamless integration of blind plates for various piping systems. This article will introduce to you the classification, selection criteria and strategic layout of blind boards. Blind Flange Classification and Selection: Blin ...

Haihao Group is delighted to announce the successful completion of a customized order from our esteemed client in the United Arab Emirates. This order includes several high-quality components, prominently featuring a 2-inch socket weld flange and swage nipple. It is noteworthy that our client sp ...

In recent years, Haihao Group has actively participated in pipeline system projects at home and abroad, especially offshore oil and gas projects. At present, Haihao Group has obtained certifications from many internationally renowned classification societies such as ABS, DNV, BV, RINA, and RS. O ...

Haihao Group, a leading expert in the field of pipeline systems, employs various welding techniques for flanges, including flat welding, butt welding, and socket welding flanges. ANSI B16.5 socket welding flanges Flat Welding, Butt Welding, and Socket Welding Flanges: Flat welding involves weldi ...

Haihao Group is pleased to announce that we have received an order from our esteemed client in Malaysia for a batch of blind flanges made from SA516Gr60 material. These flanges, available in sizes 20 inches and 36 inches, exhibit exceptional characteristics, making them suitable for various appl ...

With the exciting news of the National Energy Group’s offshore wind power capacity surpassing 5 million kilowatts, Haihao Group, an advanced forging technology supplier, eagerly engages in various domestic and international wind power projects by providing large-scale wind power flanges. W ...

At the heart of industrial piping systems, the slip-on flange stands out as a versatile and efficient component. Let’s delve into the characteristics, advantages, disadvantages, applications, and points of distinction that make the slip-on flange a crucial element in various engineering se ...