Seamless oil tubing is a critical component in the oil and gas industry, and at Haihao Group, we specialize in providing a comprehensive range of products for pipeline systems. As experts in the field, we offer seamless oil tubing in various specifications ...

Haihao Group is proud to announce the successful completion and impending delivery of a batch of european standard pipe fittings to our valued customer in Italy. We have recently finished the production of these top-quality fittings and are preparing to sh ...

In the realm of pressure vessel applications, SA-516 Gr. 70 stands as an epitome of excellence. Originating from the American standard and adhering to ASME specifications, this carbon steel plate is specially designed for use in medium to low-temperature p ...

Haihao Group is proud to announce the successful delivery of our top-quality products to our valued customers in Singapore. This shipment includes ASME B16.9 NACE MR0175 ASTM A234  tee and elbows that sets this delivery apart is not just the premium qualit ...

In mid-October, Haihao Group proudly received an order from a valued client in Indonesia. This order comprises a range of fittings manufactured from high-quality materials, including ASTM A420 WPL6, ASTM A694 F65, and ASTM A350-LF2. What sets these fitting ...

Haihao Group, a leading name in the pipeline systems industry, takes immense pride in delivering exceptional solutions to clients worldwide. We are thrilled to announce the successful delivery of a special product to our valued client in Indonesia. This pr ...

We are thrilled to announce the successful delivery of our premium 6-meter long SMLS bends with an outer diameter (OD) of 508mm and a thickness of 25.4mm to our valued customer in Singapore. At Haihao Group, we take pride in providing high-quality pipe fit ...

At Haihao Group, we’re thrilled to announce that our valued customer, Shunzhou Shipyard, has placed an additional order with us. This order encompasses a range of high-quality products, specifically ASME B16.9 ASTM A234 Gr WPB tees and reducers, slat ...

At Haihao Group, we take immense pride in serving our global clientele with premium piping solutions. We are delighted to share the news of a recent order from our esteemed Pakistani client who has chosen to enhance their projects with our top-of-the-line ...

The 2023 China Hydrogen Industry Summit, with the theme “Embracing the Green Hydrogen Era for a Carbon-Free Future,” is set to take place from November 7th to 8th at the Qiaoshan Cultural Center in Nanhai District, Foshan, Guangdong. This event ...

When it comes to steel pipes, understanding their hardness is essential for various applications. Steel pipe hardness is a key factor in determining their suitability for specific uses. There are several methods to assess the hardness of steel pipes, each ...

In the intricate network of maritime pipelines, the reliable transport of various fluids is crucial to ensure the seamless operation of marine machinery, guaranteeing the safety of every voyage. A ship is a complex amalgamation of diverse pipelines, each s ...

In recent days, the futures price index for coal, coke, and steel has been on a continuous decline since September 25, extending this downward trend into the first trading day after the National Day holiday. Notably, iron ore, rebar, and hot-rolled coil fu ...

In the realm of pipe bending, a myriad of processes is employed to elevate the quality of pipe components, making them suitable for a wide range of applications. Moreover, while maintaining their existing capabilities, further enhancements are feasible. Le ...

Stainless steel seamless steel pipes are versatile and widely used in various industries. They are known for their corrosion resistance, durability, and strength. These pipes are available in different materials and standards, ensuring compatibility with d ...

Haihao Group, a trailblazer in providing top-tier piping solutions, proudly announces the signing of a substantial supply agreement with a prominent domestic shipyard. The esteemed client has placed an order for over a thousand components, including seamle ...

Stainless steel bent tubes are a valuable component in various industries, known for their durability and resistance to corrosion. To ensure these tubes maintain their pristine condition and quality, proper storage is essential. Here, we outline the best p ...

In recent years, as the operational lifespans of natural gas, crude oil, and petroleum product pipelines have increased, the installation of B-type sleeves has become a common method for addressing pipeline corrosion and wall thickness reduction risks. Cur ...

At Haihao Group, we take immense pride in our ability to deliver precision-engineered piping solutions that meet and exceed our clients’ expectations. Our commitment to quality, attention to detail, and unwavering dedication to customer satisfaction ...

In recent times, the prices in the cold and hot rolled sheet market have been subject to ongoing fluctuations, resulting in moderate trading conditions. Steel traders are facing a subdued market with cautious optimism for future trends. Looking back at the ...