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MATERIALS MATERIAL GROUPS Tensile USER GUIDE

Based on ISO 513 and VDI 3323 Standards
Material
ISO
[ksi]
[ksi]
HB
Material
No.
<0.25% C Condition Strength Kc1 (1) Mc (2) Hardness Group
Annealed
125
1
0.21
61
196
≥0.25% C Annealed 94 218 0.22 190 2
Non-alloy steel and cast <0.55% C Quenched and tempered 123 243 0.24 250 3
steel, free cutting steel Annealed 109 247 0.24 220 4
≥0.55% C
Quenched and tempered 145 276 0.24 300 5
Annealed 87 257 0.24 200 6
P Low alloy and cast steel 135 243 0.24 275 7
(less than 5% of alloying elements) Quenched and tempered 145 250 0.24 300 8
174 261 0.24 350 9
Annealed 99 355 0.23 200 10
High alloyed steel, cast steel and tool steel
Quenched and tempered 160 363 0.23 325 11
Ferritic/martensitic 99 272 0.21 200 12
Stainless steel and cast steel
Martensitic 119 272 0.21 240 13
M Stainless steel and cast steel Austenitic, duplex 87 312 0.20 180 14
Ferritic / pearlitic 167 0.20 180 15
Gray cast iron (GG)
Pearlitic / martensitic 196 0.28 260 16
Ferritic 178 0.25 160 17
K Nodular cast iron (GGG)
Pearlitic 196 0.28 250 18
Ferritic 178 0.25 130 19
Malleable cast iron
Pearlitic 206 0.3 230 20
Not hardenable 102 0.25 60 21
Aluminum-wrought alloys
Hardenable 116 0.25 100 22
Not hardenable 102 0.25 75 23
≤12% Si
Aluminum-cast alloys Hardenable 102 0.25 90 24
>12% Si High temperature 109 0.25 130 25
N
>1% Pb Free cutting 102 0.27 110 26
Copper alloys Brass 102 0.27 90 27
Electrolytic copper 102 0.27 100 28
Duroplastics, fiber plastics 29
Non metallic
Hard rubber 30
Annealed 377 0.24 200 31
Fe based
Hardened 450 0.24 280 32
High temperature alloys Annealed 479 0.24 250 33
Ni or Co
S based Hardened 479 0.24 350 34
Cast 479 0.24 320 35
Pure 58 247 0.24 190 36
Titanium alloys Alpha+Beta alloys,
hardened 152 306 0.24 310 37
Hardened 667 55 HRC 38
Hardened steel
H Hardened 682 60 HRC 39
Chilled cast iron Cast 667 400 40
Cast iron Hardened 653 55 HRC 41
Steel
Stainless Steel
Cast Iron
Non-Ferrous Metals
Superalloys and Titanium
Hard Materials
(1) Specific cutting force for .0016 in 2 chip section.
(2) Chip thickness factor.

850 ISCAR