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Master Bond adhesives

AISI Type H11 Hot Work Tool Steel, air or oil quenched from 995-1025°C
Categories: Metal; Ferrous Metal; Tool Steel; Hot Work Steel

Material Notes: High hardenability, excellent toughness

Key Words: UNS T20811
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Physical PropertiesMetricEnglishComments
Density 7.80 g/cc0.282 lb/in³
 
Mechanical PropertiesMetricEnglishComments
Hardness, Knoop 642642Converted from Rockwell C hardness.
Hardness, Rockwell C 5656
Hardness, Vickers 621621
Tensile Strength, Ultimate 1990 MPa289000 psi
Tensile Strength, Yield 1650 MPa239000 psi
Elongation at Break 9.0 %9.0 %in 50 mm
Modulus of Elasticity 210 GPa30500 ksi
Bulk Modulus 160 GPa23200 ksiTypical for steel.
Poissons Ratio 0.300.30Calculated
Machinability 45 - 55 %45 - 55 %Based on 1% carbon steel. as 100% machinability
Shear Modulus 81.0 GPa11700 ksiEstimated from elastic modulus
Charpy Impact 18.0 J13.3 ft-lbV-notch
 
Thermal PropertiesMetricEnglishComments
CTE, linear  11.0 µm/m-°C
@Temperature 25.0 - 95.0 °C
6.11 µin/in-°F
@Temperature 77.0 - 203 °F
 12.4 µm/m-°C
@Temperature 25.0 - 540 °C
6.89 µin/in-°F
@Temperature 77.0 - 1000 °F
Specific Heat Capacity 0.460 J/g-°C
@Temperature 0.000 - 100 °C
0.110 BTU/lb-°F
@Temperature 32.0 - 212 °F
Thermal Conductivity  24.6 W/m-K
@Temperature 215 °C
171 BTU-in/hr-ft²-°F
@Temperature 419 °F
 42.0 W/m-K
@Temperature 23.0 °C
291 BTU-in/hr-ft²-°F
@Temperature 73.4 °F
 
Processing PropertiesMetricEnglishComments
Processing Temperature 540 - 650 °C1000 - 1200 °FTempering Temperature
 995 - 1025 °C1820 - 1877 °FHardening Temperature
Annealing Temperature 845 - 900 °C1550 - 1650 °F
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 0.33 - 0.43 %0.33 - 0.43 %
Chromium, Cr 5.2 %5.2 %
Iron, Fe 93 %93 %As Balance
Molybdenum, Mo 1.35 %1.35 %
Vanadium, V 0.45 %0.45 %

References for this datasheet.

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MSTH11A / 14074

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