Tooth Contact Washer

We are committed to providing users with high-quality products and the best solutions, determined to be your best partner, and hope to make positive contributions to the development of the ASME ANSI Hex Nut, steel bar CE, Double Ends Stud industry. Should you need anything, never be reluctant to speak to us. We give full play to R&D advantages in design, focusing on every minute detail, safety hazard control, etc.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading gb flat washer manufacturers and suppliers in China, welcome to buy gb flat washers, gb standard flat washer from our factory and company.

Shanghai Jinrui Norm Parts Supplies Co., Ltd. was built in 2001 which located in Baoshan District adjacent to the Bao Steel Group.Shanghai Jinrui is a fastener enterprise who owes a set of R & D, design, production and sales of high quality.

GB Standard flat washer covers the dimensional requirments of metric series FLAT WASHER.The standard of GB Standard flat washer GB97 and GB96,the former is nomal flat washer and the second is large washer.

The flat washer is widely used, mainly goes with bolt and screw. The mechanical property has 100HV, 140HV, 200HV and 300HV.  

We own the import and export rights ourselves, and our Tooth Contact Washer have sold all over the world and have obtained popular praise from customers. We have many years of production experience and have withstood the test of the market. We have world-level advanced production equipment and design first-class production lines.