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      Hello, welcome to the Jiangsu Ideal Valve Co., Ltd. official website!
      TEL:+86-515-87214888      EMAIL:fnjslxfy@163.com      

      How to identify valve identification paint?

      Time:2020-07-10
      The outer surface of the valve should be painted out of the factory, the paint layer should be durable, beautiful rules, and ensure that the mark is clear.

      The outer surface of the valve should be painted out of the factory, the paint layer should be durable, beautiful rules, and ensure that the mark is clear.

      1, valve products according to the body material to identify the paint, the color according to the table

      Body materialGray cast iron, malleable cast ironNodular cast ironCarbon steelAcid resistant steel, stainless steelAlloy steel
      Identify paint colorBlackSilverMedium greySky blueMedium blue

      Note: acid resistant steel and stainless steel are not allowed to be painted, and copper alloy is not allowed to be painted.

      2. In order to indicate the material of sealing surface of valve products, identification and painting shall be carried out on the driving hand wheel, handle and spanner, and the color shall be specified in the table below.

      Sealing materialCopper alloyBabbitt alloyAcid-resistant steel stainless steelNitriding steel Boronized steelCemented carbideMonelPlasticRubberCast iron
      Identify paint colorBright redCanary yellowSky blueSky blueSky blueDark yellowPurple redMedium greenBlack

      Note :(1) the sealing surface materials of the valve seat and the opening and closing parts are different. Color according to the low hardness material.
                (2) Check valve, painted on top of the bonnet: safety valve, pressure reducing valve, trap painted on the hood or bonnet.


      3. The paint color of transmission mechanism shall be as follows:
      (1) Electric device: ordinary type paint medium gray, three in one (outdoor, explosion-proof, anticorrosive) paint end blue.
      (2) Pneumatic, hydraulic, gear transmission and other transmission mechanism, the same product coloring.

      4. The paint color can be changed according to the customer's order requirements.


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