China Washer Factory

Jiaxing Qiangbo Trading  Co., Ltd. is a professional manufacturer and supplier of fasteners in China. Our factory Jiaxing Qiangbo Hardware Technology Co., Ltd. is established in 1986 and located in the home town of fasteners Haiyan county. Washers are often used in conjunction with bolts and nuts, used to reduce friction. Through our efforts over the years, with strong technical support, advanced equipment, high quality management and good service, the washers have become our one of the advantage products. factory price, great discount and free samples for you.

The purpose of the washer is used to reduce friction, prevent leakage, isolate, and prevent release or dispersion of pressure. By bolt and screw material and process restrictions, their support surface is not big, in order to reduce pressure bearing surface, protect the surface of the connecting piece, so the use of washers. There are many types of washers, can be roughly divided into three categories, flat washers, spring washers, lock washers. The widely used standards of flat washers are DIN125, DIN9021, DIN1441 and American system washers -SAE, USS, ASTM F 436. The widely used standards of spring lock washers are DIN127, DIN7980 and ASME B 18.21.1. The widely used standards of spring lock washers are DIN 6797 DIN6798 toothed Lock Washers, DIN 25201 double fold self-locking washer. We also have advantage of EPDM washer, PVC washer which assembled with tapping screws and self drilling screws. About EPDM washer, we have hot glue process, that can't separate the washer from the steel with fingers.

Washers are widely used in daily life and industrial production and manufacturing. Depending on their material, size, thread type and surface treatment, there will be different applications. Used in electronic products, mechanical products, electrical equipment, ships, vehicles, building, construction and even chemical experiments.