Double Coiled Spring Lock Washer ASME B18.21.3

We make full use of innovative technologies, new processes, and we apply safe and qualified materials to continuously develop high-quality wedge anchor, wing nuts, ASME ANSI Double Ends Stud that meet market needs. We clearly know that only the completely perfect quality and service are the best. We are willing to make our progress with you hand in hand and become the high-class enterprise with non-stop efforts. Anyway, choosing to cooperate with us is really your wise choice. Welcome friends from all over the world come to visit, guide and negotiate.

Shanghai Jinrui Norm Parts Supplies Co.,Ltd is one of the leading square washer manufacturers and suppliers in China, welcome to buy square washers, square lock washer, square plain washer, asme f436 square washer from our factory and company.

ASTM F436 standard Spring washer  covers the dimensional requirments of inch series Spring WASHER.The standard of ASTM F436 standard Spring washer  is ASTM F436   ,  

the Spring washer is widely used, mainly goes with bolt and screw.ASTM F436 is with high hardness mostly made from #45 steel and other alloy steel.   

Based on the original foundation, we further strengthen the R&D, production, and sales teams, keeping up with the pace of the development of the Double Coiled Spring Lock Washer ASME B18.21.3 industry. Our company is equipped with advanced product testing instruments and strict quality control in every step of manufacturing to ensure superior product quality. We strive to provide a solid foundation for the company's future capacity upgrade and a broad platform and space for future sustainable development.