eFunda: Properties of Carbon Steel AISI 1044
engineering fundamentals Carbon Steel AISI 1044
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AISI 1044
Category Steel
Class Carbon steel
Type Standard
Designations  United States: ASTM A29 , ASTM A510 , ASTM A575 , ASTM A576 , SAE J403 , SAE J412 , SAE J414 , UNS G10440

Composition

ElementWeight %
C  0.43-0.50 
Mn  0.30-0.60 
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) 620  25  (merchant-quality hot rolled (19-32 mm)) more
Yield Strength (Mpa) 415 
Elongation (%) 26 
Reduction in Area (%) 50 
Hardness (HB) 163  25  hot rolled (round bar (19-32 mm)) 
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