Shanghai Jinrui Norm Parts Supplies Co.,Ltd

Date: 27th May 2016
Square Washer
ASTM F436 standard Spring washer ?covers the dimensional requirments of inch series Spring WASHER.The standard of ASTM F436 standard Spring washer ?is ASTM F436 ? ,Website:http://www.chinajinrui.net, ?the Spring washer is widely used, mainly goes with bolt and screw.ASTM F436 is with high hardness mostly made from #45 steel and other alloy steel. ??StandardGradeFinshASTM F43635-45HRC? ? ?white zinc ? ? ?yellow zinc black oxide ? ? ?H.D.G ? ? ? Dacromet ? ? ?...
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