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AISI 1145
Category Steel
Class Carbon steel
Type Standard resulfurized
Designations United States: UNS G11450

Composition
ElementWeight %
C  0.44 
Mn  0.69 
P  0.037 
S  0.038 
Si  0.20 
Cr  0.03 
Ni  0.04 
Cu  0.06 
Al  0.006 
As  0.024 

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  

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 14.8  0-700 more annealed 
Glossary