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AISI 1215
Category Steel
Class Carbon steel
Type Standard resulfurized and rephosphorized
Designations  United States: ASTM A108 , ASTM A29 , FED QQ-S-637 , SAE J412 , UNS G12150

Composition
ElementWeight %
C  0.09 (max) 
Mn  0.75-1.05 
P  0.04-0.09 
S  0.26-0.35 

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) 540  25  cold drawn (round bar (19-38 mm)) more
Yield Strength (Mpa) 415 
Elongation (%) 10 
Reduction in Area (%) 35 
Hardness (HB) 167  25  cold drawn (round bar (19-38 mm)) more
Glossary