1 application material group table for drilling type in red excellent for application ... type in black acceptable for application material factor a120 hss ... blue st a117 hsco bronze a100 hss blue a107 hss blue a500 hss tin a114 ... hss bright a108 hss blue 2.5 x d application material ... 316 en58 b,e,j,t duplex allys grey cast iron soft grey cast iron hard s.g iron ... mehanite black white heart s.g iron mehanite black white heart ti 99.0 302 ... austenitic ferritic martensitic 3 cast iron 3.1 lamellar graphite 3.2 lamellar ... graphite 3.3 nodular graphite malleable cast iron 3.4 nodular graphite malleable ... cast iron 4 titanium 4.1 titanium unalloyed 4.2 ... extruded aluminium low silicon wrought cast aluminium silicon aluminium ampco 18 25 ...
4 application material group table for tapping type in red excellent for ... application type in black acceptable for application thread form metric unc unf ... 20 35 20 16 straight flute bright tin hss t spiral point blue tin bright tin st ... 316 en58 b,e,j,t duplex allys grey cast iron soft grey cast iron hard s.g iron ... mehanite black white heart s.g iron mehanite black white heart ti 99.0 302 ... austenitic ferritic martensitic 3 cast iron 3.1 lamellar graphite 3.2 lamellar ... graphite 3.3 nodular graphite malleable cast iron 3.4 nodular graphite malleable ... cast iron 4 titanium 4.1 titanium unalloyed 4.2 ... extruded aluminium low silicon wrought cast aluminium silicon aluminium ampco 18 25 ...