GB Spring Washer
Shanghai Jinrui owes total assets of RMB 50 million with area of 5000㎡. The business covers 18 countries from five continents.Now three branches of Shanghai Jinrui are Shanghai Xingrui Bolt Factory,Website:, Shanghai Xingrui Wire Steel Factory, and Shanghai Xingrui Hot heading Factory.GB standard Spring washer covers the dimensional requirments of metric series Spring WASHER.The standard of GB standard Spring washer is GB93 , The spring washer is widely used, mainly goes with bolt and screw. mostly made from steel 65Mn and steel #70 with high hardness. StandardGradeFinshGB9365Mn white zinc
yellow zinc black oxide
H.D.G
Dacromet
...#70
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Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui i... |
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Shanghai Jinrui owes total assets of RMB 50 million with area of 5000㎡. The business covers 18 countries from five continents.Now three branches of... |
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