Washers, Flat Washers, Spring Washers manufacturer / supplier in China, offering M2-M100 Spring Washers DIN127 DIN7980 BS1802 ASME18.21.1, Sealing Copper Washer DIN7603, Spring Lock Washers for Screw and Washer Assemblies and so on.
Liaocheng Hongyu Metal Co., Ltd mainly produces any kind of washers, stamping parts and some standard nuts(DIN943) and bolts(DIN933). In 2003, we set our own trade company in Qingdao.
As follows washers (DIN, USS, SAE, BS, NFE, JIS, KS, special kinds, etc) and stamping parts for constrcution, and marble. The surface are five kinds: Plain, Zinc plated, Hot DIP Galv, Yellow zinc plated, Black and so on.
The standards about washers like this: Not only DIN125, ...