Black Structural Plain Washer Flat Washer ASTM F436/F436m Type 1

We have been commitment to supply the competitive price, excellent products and solutions high-quality, at the same time as fast delivery for all thread bolt, Rivet CE, button head screw. We follow the concept of modern business management and continue to carry out technological innovation and new product development. Besides, we strive to expand the international market and some of our products have been sold overseas. We warmly welcome clients, enterprise associations and mates from all over the globe to speak to us and find cooperation for mutual rewards.

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. 

We adhere to the product positioning of specialized and high-quality, and take the creation of high-end brands as our own responsibility, leading the domestic and even global Black Structural Plain Washer Flat Washer ASTM F436/F436m Type 1 products to be personalized and intelligent. Our aim is to provide customers with practical products, create happiness for employees, and provide motivation for the healthy growth of the company. We strive to seize opportunities, meet challenges, grow the market and evolve towards standardized, large-scale, professional and market-driven management.