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AISI A2 |
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Category | Steel |
Class | Tool steel |
Type | Air-hardening medium-alloy cold work steel |
Designations |
France: AFNOR Z 100 CDV 5 Germany: DIN 1.2363 Japan: JIS SKD 12 Sweden: SS 2260 United Kingdom: B.S. BA 2 United States: ASTM A681 , FED QQ-T-570 , SAE J437 , SAE J438 , UNS T30102
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Composition |
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Element | Weight % |
C |
0.95-1.05 |
Mn |
1.00 |
Si |
0.50 |
Cr |
4.75-5.50 |
Ni |
0.30 |
Mo |
0.90-1.40 |
V |
0.15-0.50 |
Cu |
0.25 |
P |
0.03 |
S |
0.03 |
Mechanical Properties |
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Properties | Conditions |
T (°C) | Treatment |
Density (×1000 kg/m3) |
7.86 |
25 |
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Poisson's Ratio |
0.27-0.30 |
25 |
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Elastic Modulus (GPa) |
190-210
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25 |
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Thermal Properties |
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Properties | Conditions |
T (°C) | Treatment |
Thermal Expansion (10-6/ºC) |
10.7 |
20-100 more |
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