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

Hebei Haihao Flange Factory

Hebei Haihao Flange Factory
  • What is flange insulation kit?

    What is flange insulation kit?

    The flange insulation kit is used for insulation during flange connection.Generally, the flange insulation kit is composed of four parts, which of course does not include other requirements of the clients in the product description, such as bolts and nuts matching the flanges. Flange insulation ...

  • API 6A standard blind flange with three coats of paint coating order follow up

    API 6A standard blind flange with three coats of paint coating order follow up

    Introduction to blind flange with three coats of paint-the customer is satisfied with the additional order of the last product. I didn’t know if you had any impression on the three-layer painted API 6A 6BX blind flange we provided to customers last time. This time, we ushered in a follow-u ...

  • API 6A standard blind flange with three coats of paint coating

    API 6A standard blind flange with three coats of paint coating

    The formal name of blind flange is flange cover, and some are also called blind flange or pipe plug. It is a flange without a hole in the middle, which is used to block the pipe opening. The function is the same as that of the head and pipe cap, except that the blind seal is a removable sealing ...

  • For ship repairs job raw material with BV certificate

    For ship repairs job raw material with BV certificate

    After the perfect delivery of the first order, the customer was satisfied and gave follow-up orders Similarly, according to the requirements of the shipowner, BV surveyor is required to do 3.2 test the customer ordered some fittings and flanges.Here are some product descriptions. DIN 1093-P35 ...

  • ASME B16.48 304 figure-8 flanges exported to Oman

    ASME B16.48 304 figure-8 flanges exported to Oman

    Haihao group is committed to providing the best quality ASME B16.48 304 figure-8 flanges. 304 is a universal stainless steel, which is widely used in the manufacture of equipment and parts requiring good comprehensive properties (corrosion resistance and formability). To maintain the corrosion r ...

  • The type of the flange sealing surface

    The type of the flange sealing surface

    The tightness of the flange is directly related to the sealing surface of the flange-pressed gasket, and the commonly used flange sealing surface types are three as follows. Flat face type sealing surface The flat flange sealing surface is a very smooth plane with the advantages of simple struct ...

  • Hot dip galvanized flange and cold galvanized flange main difference

    Hot dip galvanized flange and cold galvanized flange main difference

    Obviously, the two galvanizing processes are used at different temperatures and different galvanizing processes. The processing process of hot-dip galvanized flange is, first of all, the flange is immersed in the temperature of 440-465℃ in the process of processing of molten zinc, iron matrix an ...

  • Advantages of galvanized flange

    Advantages of galvanized flange

    In the production of flange, because of the low cost of carbon steel flange, anti-corrosion performance is far less than stainless steel, alloy steel and other materials of flange superior, often use cold galvanized and hot galvanized these two processing methods, to improve the anti-corrosion p ...

  • Why should the flange be galvanized?

    Why should the flange be galvanized?

    Flange is an interconnected part between shafts, which is used to connect pipe ends. It is an important part type in chemical production pipeline system. The quality of flange will directly affect the sealing performance of flange connection. The quality depends on the flange material and the pr ...

  • Slip on flange is being shipped to Singapore

    Slip on flange is being shipped to Singapore

    About two months ago, a customer from Singapore ordered a batch of slip on flanges. The size is 1″ ~12″, the pressure is 150LB and 300LB, the material is ASTM A105, the standard is ASME B16.5. As the customer have special requirements for the marking, they require marking content to ...

  • The delivery of Figure-8 flange

    The delivery of Figure-8 flange

    Today, the 10″ 900# SS316 figure-8 flanges were deliveried. Figure-8 flange is a kind of flange, because its shape like “8”, so called Figure-8 Blank. It is one end of the blind flange, the other end is composed of throttling ring, in the transmission of fluid, the use of throt ...

  • Exported JIS B2220 SS304 SOH flanges to India

    Exported JIS B2220 SS304 SOH flanges to India

    Some time ago,we exported a batch of JIS B2220 SOH flanges made of SS304 to India.We not only completed these flanges quickly, but also carried out strict size and marking inspection on these goods.Each flange was protected with a plastic sheath and packed in wooden case.The customer was very sa ...