1). Standard: ASTM F436 washer, F436M washer, DIN6916 washer, AS1252 2). Material: Carbon steel, alloy steel, stainless steel, etc. 3). Surface: Black, ZP, ZY, etc. 4). Packaging: 25kgs per box, 36 boxes per ...
flat Washers provide a smooth bearing surface and are used under the head of a bolt and / or a nut. Flat washers are covered under DIN125 These washers are unhardened and intended for general use. http://www.zhenyafastener.com ...