The wave washers of Forging Co., Ltd. are mainly used to prevent nuts (or bolts) from automatically loosening during mechanical design and production. Most of them are installed under the nuts to prevent the nuts from loosening. The commonly used wave washers are M3. , M4, M5, M6, M8, M10.M12, M14, M16, the materials are stainless steel and carbon steel, usually 65MN spring steel or 70# carbon steel, 3Cr13, stainless steel material SUS304 or SUS316 can also be used. The national standard for wave washers is GB/T 94.1-87. The standard stipulates standard wave washers with specifications of 2-48mm. 65Mn or some other low carbon steel, such as Q235, Q195, etc. The wave washer is shaped like a wave, is thin and elastic. Due to its shape characteristics and prevention function, the surface of the wave washer is free from defects such as defects, oxidation and rust. The surface requires oxidation and blackening treatment, and the waveform must be evenly distributed. , loading and accurate assembly in place.