Hardness

HRB HRC Rm N/mm2Fe NiCrCoMoWSiMnCAlOthers Cu Zn Mg S P Li Ti
HB
HTA Cobalt Based Alloys
350HB11302.010.020.052.015.00.2
450HB149030.052.013.02.4
2.015.026.050.06.00.5
10.025.056.07.00.3
47HRC15603.03.031.053.014.01.0
2.010.525.056.00.57.50.3
300HB9703.03.026.066.05.01.0Nb 6.0
26.066.05.00.4
20.063.06.00.2
3.020.025.043.24.02.00.41.0Nb 2.0 0.3
2.01.021.062.611.00.30.30.3Nb 2.0 0.5
2.010.525.553.07.50.80.80.5
2.010.525.554.77.00.7B 0.01 0.3
4.020.522.540.312.00.8
1.010.025.057.66.0
HTA Nickel Based Alloys
45HRB3100.499.80.350.350.150.25 0.01
45HRB3100.499.90.350.350.20.25 0.01
42HRC13309.053.019.09.02.810.010.350.061.60.01 0.02 0.75
85HRB55056.031.020.020.25Nb 0.4 0.25
40HRC127055.415.017.05.250.0643.5
50.030.0
48.028.03.0
62010.063.315.55.20.40.20.1532
6204.563.015.550.153.52.5
90HRB6005.062.01.52.5280.050.50.02V 0.4
90HRB6001.081.00.50.5160.050.50.010.015 0.02
200HB6606.054.115.02.01750.04
94HRB6603.056.022.02.5
191HV6305.556.015.02.5
7503.058.016.02.0
20.046.022.02.5
20.040.022.05.0
80HRB5104.072.57.016.50.02
10.061.015.52.55.50.1522.5
61HRA7803.067.016.02.0
94HRB6604.066.55.01.324.50.02
80HRB51018.548.621.81.590.60.1
3.022.022.037.0
10003.010.020.0bal151.50.1
0.751.420.020.060.0611.5
85HRB5508.072.015.50.08
65HRB43014.060.523.0
95HRB6605.061.421.590.1
88HRB5709.058.029.00.20.20.25Cu 0.2 0.007
5.073.720.00.120.25Cu 0.5 0.4
7.074.916.00.080.80.25
Material Guide –Keyto Recommended Inserts Material Designation
P Unalloyed SteelsP Alloyed SteelsM Stainless SteelsM K N S H PH Stainless Aluminum & Alloys High Temp. Alloys Hard Materials Cast Irons