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Експертний відеоблог
DIN 7603 Flat washer is a fastener that has the form of a flat disk with a smooth cylindrical hole in the middle, the diameter of which is slightly larger than the diameter of the metric product with which it is used. This fastener is used as a gasket or seal in places where the required tightening force cannot be applied to avoid destroying the fastened surfaces.
Depending on the material of manufacture, washers are divided into groups:
DIN 7603 washers are made of the following materials:
The washer is made of aluminum and copper. Due to the deformation of mild steel, it seals the connection well. Recommended for use with stainless steel screws and nuts.
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