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AISI 1030
Category Steel
Class Carbon steel
Type Standard
Designations  Germany: DIN 1.1172
Italy: UNI CB 35
United States: ASTM A108 , ASTM A29 , ASTM A510 , ASTM A512 , ASTM A519 , ASTM A544 , ASTM A545 , ASTM A546 , ASTM A576 , ASTM A682 , FED QQ-S-635 (C1030) , FED QQ-S-700 (1030) , MIL SPEC MIL-S-11310 (CS1030) , SAE J403 , SAE J412 , SAE J414 , UNS G10300

Composition
ElementWeight %
C  0.28-0.34 
Mn  0.60-0.90 
P  0.04 (max) 
S  0.05 (max) 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 7.7-8.03 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  
Tensile Strength (Mpa) 463.7  25  annealed at 845°C  more
Yield Strength (Mpa) 341.3 
Elongation (%) 31.2 
Reduction in Area (%) 57.9 
Hardness (HB) 126  25  annealed at 845°C more
Impact Strength (J)
(Izod)
69.4  25  annealed at 845°C  more

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 11.7  15-75  
Glossary