
ISO/Ce Certification High Efficiency Xs Sand Washer for Mining/Copper/Tin Ore/Crushing Line
Our company has a certain share in the global market thanks to our excellent stud bolt ISO9001:2008, plain washer ISO9001:2008, carbon wire steel, high-quality employees, unique corporate culture and innovative teamwork spirit. We now have a team of highly qualified employees with modern science and technology who are rich in strength, courageous and aggressive, as well as trustworthy products. Please don't hesitate to contact us if you are interested in our products. Daring to innovate, we use new technology to innovate almost all functions of our company, from inventory management to marketing and then from marketing to profitability. With the birth of the Internet, data information management has penetrated into every functional field of the industry.
Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb spring washer manufacturers and suppliers in China, welcome to buy gb spring washers, gb standard spring washer from our factory and company.
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, 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.
Standard | Grade | Finsh |
GB93 | 65Mn | white zinc |
#70 | ||



The pursue of the company, is the clients' satisfaction for ISO/Ce Certification High Efficiency Xs Sand Washer for Mining/Copper/Tin Ore/Crushing Line. You may as well focus on your career and hand over the trivial matters to us. We will make professional plans and arrangements for you with our sincere and meticulous service, with our experience and strength. With good corporate reputation, unique management style and strong market development capabilities, we have achieved many outstanding achievements.
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