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AISI 1141
Category Steel
Class Carbon steel
Type Standard resulfurized
Designations  United States: ASTM A107 , ASTM A108 , ASTM A29 , ASTM A311 , FED QQ-S-637 , SAE J403 , SAE J412 , SAE J414 , UNS G11410

Composition
ElementWeight %
C  0.37-0.45 
Mn  1.35-1.65 
P  0.04 (max) 
S  0.08-0.13 

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) 598.5  25  annealed at 815°C  more
Yield Strength (Mpa) 353.0 
Elongation (%) 25.5 
Reduction in Area (%) 49.3 
Hardness (HB) 163  25  annealed at 815°C more
Impact Strength (J)
(Izod)
34.3  25  annealed at 815°C  more
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