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Master Bond adhesives

AISI Type A3 Tool Steel
Categories: Metal; Ferrous Metal; Tool Steel; Air-Hardening Steel; Cold Work Steel
Material Notes: High hardenability, high degree of dimensional stability in heat treatment, good wear resistance, fatigue life, toughness, and deep hardening qualities. Applications include cold forming, blanking and bending dies, forming rolls, drill bushings, knurling tools, master dies and gages.
Key Words: AISI Medium-Alloy, Air-Hardening Tool Steels A3, UNS T30103, ASTM A681, FED QQ-T-570
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Physical PropertiesMetricEnglishComments
Density 7.86 g/cc0.284 lb/in³(A2)
 
Mechanical PropertiesMetricEnglishComments
Bulk Modulus 160 GPa23200 ksiTypical for steels.
Machinability 65 %65 %Based on Carbon tool steel.
Shear Modulus 80.0 GPa11600 ksiTypical for steels.
 
Component Elements PropertiesMetricEnglishComments
Carbon, C 1.2 - 1.3 %1.2 - 1.3 %
Chromium, Cr 4.75 - 5.5 %4.75 - 5.5 %
Iron, Fe 89.2 - 91.9 %89.2 - 91.9 %As Balance
Manganese, Mn 0.40 - 0.60 %0.40 - 0.60 %
Molybdenum, Mo 0.90 - 1.4 %0.90 - 1.4 %
Phosphorus, P <= 0.030 %<= 0.030 %
Silicon, Si <= 0.50 %<= 0.50 %
Sulfur, S <= 0.030 %<= 0.030 %
Vanadium, V 0.80 - 1.4 %0.80 - 1.4 %

References for this datasheet.

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MSTA3A / 14096




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