DIN6919 Carbon Steel Black Flat Washers is one of our common standard washers, the material of carbon steel, the surface has black oxide,zinc plated. DIN6919 Carbon Steel Black Flat Washers is use with A394 high strength structural bolts. DIN6919 Carbon Steel Black Flat Washers, mainly punched out from iron plates. The common shape of a flat washer is a hole in the central. The pore size specifications according to customer requirements. high quality and lower price. Our company has certificates ISO9001.
Read MoreSend InquiryDIN436 Flat Washers Square Washer fit into slots and channels and have flat sides to keep them from rotating. DIN436 Flat Washers Square Washer are wider and thicker than most round washers, making them good for distributing heavy loads. Zinc-plated DIN436 Flat Washers Square Washer are corrosion resistant in wet environments.
Read MoreSend InquiryASTM F436m Hardened HDG Flat Washer is stamped piece from, The shape is round with a hole in the middle. ASTM F436m Hardened HDG Flat Washer have a smooth bearing surface which is used under the head of a bolt, ASTM F436m Hardened HDG Flat Washer are used to reduce friction, The force is unoform, It is not easy to slip and lock in the process of rotation, and it is anti loose design, prevent leakage, isolate, prevent loosening, or distribute pressure.
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