Page 322 - Demo

320 ISCAR CUTTING MATERIAL GRADES AND ENGINEERING MATERIALS %u00bd%u0009Material GroupsMaterial GroupsBased on ISO 513 and VDI 3323 Standards ISOMaterial ConditionTensile Strength [N/mm2] Kc1(1) [N/mm2] mc(2)Hardness HBMaterial Group No.Pnon-alloy steel and cast steel, free cutting steel<0.25% C annealed 420 1350 0.21 125 1%u22650.25% C annealed 650 1525 0.22 190 2<0.55% C quenched and tempered 850 1675 0.24 250 3%u22650.55% Cannealed 750 1675 0.24 220 4quenched and tempered 1000 1900 0.24 300 5low alloy and cast steel (less than 5% of alloying elements)annealed 600 1775 0.24 200 6quenched and tempered930 1675 0.24 275 71000 1725 0.24 300 81200 1800 0.24 350 9high alloyed steel, cast steel and tool steelannealed 680 2450 0.23 200 10quenched and tempered 1100 2500 0.23 325 11stainless steel and cast steel ferritic / martensitic 680 1875 0.21 200 12martensitic 820 1875 0.21 240 13M stainless steel and cast steel austenitic, duplex 600 2150 0.20 180 14Kgray cast iron (GG) ferritic / pearlitic 1150 0.20 180 15pearlitic / martensitic 1350 0.28 260 16nodular cast iron (GGG) ferritic 1225 0.25 160 17pearlitic 1350 0.28 250 18malleable cast iron ferritic 1225 0.25 130 19pearlitic 1420 0.3 230 20Naluminum-wrought alloys not hardenable 700 0.25 60 21hardenable 800 0.25 100 22aluminum-cast alloys %u226412% Si not hardenable 700 0.25 75 23hardenable 700 0.28 90 24>12% Si high temperature 750 0.25 130 25copper alloys>1% Pb free cutting 700 0.27 110 26brass 700 0.27 90 27electrolytic copper 700 0.27 100 28non metallic duroplastics, fiber plastics 200 0.20 70 Shore D 29hard rubber 200 0.20 55 Shore D 30Shigh temperature alloysFe based annealed 2600 0.24 200 31hardened 3100 0.24 280 32Ni or Co basedannealed 3300 0.24 250 33hardened 3300 0.24 350 34cast 3300 0.24 320 35titanium alloys pure 400 1160 0.24 190 36alpha+beta alloys, hardened 1050 1245 0.24 310 37Hhardened steel hardened 4600 0.25 55 HRC 38hardened 4700 0.25 60 HRC 39chilled cast iron cast 4600 0.27 400 40cast iron hardened 4500 0.27 55 HRC 41steelstainless steelcast ironnon-ferrous metalssuperalloys and titaniumhard materials(1) Specific cutting force for 1 mm2 chip section (2) Chip thickness factor