hex lock nut for sale

A head with no markings is grade 2, one with 3 lines spaced 120 degrees is grade 5, and 6 lines spaced at 60 degree intervals is grade 8. nuts are marked in several different ways—see identification marks for hex and heavy hex nuts below. for other grade and property class specifics, look at these reference charts… hex cap screw specifications

But if required by the buyer, the astm a193 grade b7 stud bolts can be zinc plated, hot-dip galvanized, xylan coated, ptfe coated. coating the astm a193 b7 fasteners aids in enhancing the corrosion resistance of the fasteners.this astm a193 grade b7m bolts are commonly used in fastening medium high temperature service materials. these bolts are liquid quenched between a …

Apr 17, 2019 · titanium flange bolt can be used as titanium front brake caliper mount bolt set. din6921 hexagon head flange bolt is a kind of hexagon bolt with flange machine head. this flange bolt is widely used in pipe connection or the need to increase the connecting surface of the parts.

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