Main Wear Parts
Metal Wear Parts
  • Impeller
  • Volute Liner
  • Frame Plate Liner Insert
  • Throatbush

    • Ⅰ. Chromium Content : 27% Ⅱ. Hardness : Rockwell hardness 58-62, Brinell hardness 620-650；

    Ⅲ. Heat Treatment Process

    Ⅳ. Impeller Static Balance Test

    Natural Rubber Wear Part

    Impeller Liner

    Ⅰ. Origin of Raw Material : Malaysia

    Ⅱ. Vulcanizing Machine

    Ⅲ. Metal Skeleton Static Balance Test for Rubber Impeller

    Ⅳ. Rubber Quality Report

    Shaft Seal Parts
  • Packing Seal

    Packing Material: PTFE environmental material based on USA ASTM D1710-2008 standard.

    Packing need to be replaced regularly with lower maintenance cost.

  • Expeller Seal

    Expeller Material: High Chrome Wear-resistant Alloy (A05).

    High Chrome expeller is with long working life and no need sealing water.

  • Shaft Sleeve

    3Cr13 is equivalent to ASTM 420J2 with hardness 217-235HB.

    4Cr13 is equivalent to ASTM 420J3 with hardness 197-241HB.

  • Lantern Ring

    Wear-resistance stainless steel is with long working life.

    • Frame Plate & Frame Cover
    Material ： QT500-7
  • Tensile Strength σb (MPa)：≥500
  • Yield Strength σ0.2 (MPa)：≥320
  • Elongation δ (%)：≥7
  • Hardness：170～230HB
    • Bearing Assembly

  • Shaft Material ： 1045
    Round Steel Manufacturer : Shijiazhuang Steel Company
    Hardness modulated：HB217-HB255

  • Cylindrical design ensures good concentricity.

  • Bearing Brand: ZWZ

    Established in 1938, WAFANGDIAN Bearing Group Corporation ranks the first in China bearing industry. ZWZ has been identified as national well-known trademark, and recommended as national export brand by Chinese government successively.

    • Fasteners
    Fastener Brand：GEM-YEAR

    GEM-YEAR Industrial Co., Ltd has been listed one of Top 500 China Mechanical Enterprises for 8 years successively.
    High-quality original material from overseas and domestic big steelworks is adopted.
    Product specifications are more than ten thousands with annual output of 200,000 tons.