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AISI 1008
Category Steel
Class Carbon steel
Type Standard
Designations  Germany: DIN 1.0204
Italy: UNI CB 10 FU
United States: AMS 5040F , AMS 5042F , AMS 5044D , AMS 5047A , AMS 5050F , AMS 5053C , ASTM A108 , ASTM A29 , ASTM A510 , ASTM A519 , ASTM A545 , ASTM A549 , ASTM A575 , ASTM A576 , FED QQ-S-637 (C1008) , FED QQ-S-698 (C1008) , MIL SPEC MIL-S-11310 (CS1008) , SAE J403 , SAE J412 , SAE J414 , UNS G10080

Composition
ElementWeight %
C  0.10 (max) 
Mn  0.30-0.50 
P  0.04 (max) 
S  0.05 (max) 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 7.871 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  
Tensile Strength (Mpa) 340  25  cold drawn (round bar (19-32 mm)) more
Yield Strength (Mpa) 285 
Elongation (%) 20 
Reduction in Area (%) 45 
Hardness (HB) 95  25  cold drawn (round bar (19-32 mm)) more

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 13.8  20-1000 more annealed 
Thermal Conductivity (W/m-K) 59.5  0 more  
Specific Heat (J/kg-K) 481  50-100 more  

Electric Properties
Properties Conditions 
T (°C)Treatment
Electric Resistivity (10-9W-m) 130  20 more  
Glossary