Hebei Haihao High Pressure Flange Pipe Fitting Group Co.,Ltd

Hebei Haihao Flange Factory

Hebei Haihao Flange Factory
  • ASME B16.5 flange ultrasonic testing at Haihao Group

    ASME B16.5 flange ultrasonic testing at Haihao Group

    At Haihao Group, our commitment to delivering top-quality products to our clients is unwavering. Recently, we conducted ultrasonic testing on ASME B16.5 A105N SO flange and ASME B16.5 A105N blind flange  ordered by our esteemed customer in Turkey. We are pleased to announce that both types of fl ...

  • Comparative analysis of four non-destructive testing methods for flanged pipelines

    Comparative analysis of four non-destructive testing methods for flanged pipelines

    Non-destructive testing (NDT) refers to a collection of techniques that assess the integrity of materials or components without causing damage to them. These methods provide information about the presence of defects, their size, location, nature, and quantity, aiding in determining the technical ...

  • Haihao Group takes you to understand the inspection of pressure vessel flanges

    Haihao Group takes you to understand the inspection of pressure vessel flanges

    In the petrochemical industry, pressure vessels play a crucial role, with pressure vessel flanges being essential components. To ensure their safe operation, pressure vessel flanges need to undergo a series of rigorous inspection procedures, including internal and external inspections, as well a ...

  • Ensuring reliability and safety pressure vessel flanges

    Ensuring reliability and safety pressure vessel flanges

    Pressure vessel flanges are essential components widely used in various industries such as petrochemical, power generation, nuclear, and light industries. Serving as fundamental elements for connecting different parts of pressure vessels, these flanges play a critical role in ensuring seamless o ...

  • Things to note when welding stainless steel flanges

    Things to note when welding stainless steel flanges

    Stainless steel flanges, despite their durability and corrosion resistance, can encounter several challenges during the welding process. Here are some common issues to be aware of: Carbonization Due to Repeated Heating: Repeated heating during welding can lead to the dissolution of carbides in s ...

  • ASME B16.5 RF A105 SO flanges for UAE client

    ASME B16.5 RF A105 SO flanges for UAE client

    Welcome to Haihao Group, where excellence meets innovation. We are thrilled to showcase our latest achievement: the ASME B16.5 RF A105 SO flanges. In this article, we delve into the specifics of this product, tailored to meet the needs of our esteemed client in the UAE. Product Overview: The ASM ...

  • Understanding the sealing principles of flanges

    Understanding the sealing principles of flanges

    Flanges play a crucial role in ensuring the integrity and functionality of piping systems. At Haihao Group, we specialize in understanding the intricate sealing principles of flanges to deliver superior solutions to our clients. GASKET VCS 900 LB TYPE F TEFLON SEAL MYLAR SLEEVES 1 Sealing Mechan ...

  • Introduction to factors affecting flange sealing

    Introduction to factors affecting flange sealing

    Flange sealing is a critical aspect of pipeline integrity, ensuring that connections remain leak-free and secure. However, achieving an effective seal involves a delicate interplay of various factors. Let’s delve deeper into the nuanced elements influencing flange sealing: customized demen ...

  • Revealing the superior flange coating options of CR3C2-25NICR cermet coating

    Revealing the superior flange coating options of CR3C2-25NICR cermet coating

    In the connection of pipeline systems, it is particularly important to ensure the corrosion resistance of various pipeline system products. Therefore, many pipeline system products such as elbows, flanges, steel pipes, etc. require surface treatment. Not long ago, the orifice flange ordered by a ...

  • Haihao Group customizes ASME B16.5 A105N forged flange for Singapore customers

    Haihao Group customizes ASME B16.5 A105N forged flange for Singapore customers

    Haihao Group once again demonstrated its professional strength and efficient services in the field of pipeline systems. Recently, we signed an important contract with a customer in Singapore and ordered a batch of ASME B16.5 A105N forged flanges, including slip on (SO) flange and weld neck (WN) ...

  • Introducing the ultimate solution for demanding pipe connections ASME B16.5 socket weld flanges

    Introducing the ultimate solution for demanding pipe connections ASME B16.5 socket weld flanges

    ASME B16.5 socket weld flanges, a special type of flange connection, offer enhanced tightness and reliability compared to conventional flanges by incorporating an extended socket section. These flanges are commonly employed in pipelines operating under high pressure, high temperature, or high vi ...

  • Optimize fluid systems with Y-type flange filters

    Optimize fluid systems with Y-type flange filters

    Maintaining optimal performance and safeguarding equipment from debris and contaminants is paramount in any fluid handling system. This is where Y-type flange filters come into play. Y-type flange filters offer an effective solution for filtering out unwanted particles, ensuring smooth operation ...