SAE-AISI 1070 (C70, 1.1520, G10700) Carbon Steel
Tool Steels
annealed and cold-drawn
Property Overview
Density7.8g/cm³
Elastic Modulus190GPa
Tensile Strength640MPa
Yield Strength500MPa
Brinell Hardness190HB
Maximum Service Temperature400°C
Chemical Composition
C
0.65 to 0.75%
MN
0.6 to 0.9%
P
0 to 0.040%
S
0 to 0.050%
FE
98.3 to 98.8%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
10 %
Fatigue Strength
300 MPa
Poisson's Ratio
0.29
Shear Modulus
72 GPa
Shear Strength
380 MPa
Tensile Strength: Ultimate (UTS)
640 MPa
Tensile Strength: Yield (Proof)
500 MPa
Hardness
Brinell Hardness
190
Physical
Density
7.8 g/cm 3
Thermal
Latent Heat of Fusion
250 J/g
Maximum Temperature: Mechanical
400 °C
Melting Completion (Liquidus)
1460 °C
Melting Onset (Solidus)
1420 °C
Specific Heat Capacity
470 J/kg-K
Thermal Conductivity
50 W/m-K
Thermal Diffusivity
14 mm 2 /s
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
21 points
Electrical
Electrical Conductivity: Equal Volume
10 % IACS
Electrical Conductivity: Equal Weight (Specific)
12 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
59 MJ/m 3
Resilience: Unit (Modulus of Resilience)
660 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
23 points
Strength to Weight: Bending
21 points
Environmental
Base Metal Price
1.8 % relative
Embodied Carbon
1.4 kg CO 2 /kg material
Embodied Energy
19 MJ/kg
Embodied Energy
19 MJ/kg 8.0 x 10 3 BTU/lb
Embodied Water
46 L/kg
Embodied Water
46 L/kg 5.5 gal/lb
Registered Designations & Aliases
1.15201.1520C70C70UG10700SAE-AISI 1070 (C70, 1.1520, G10700) Carbon Steel
Standards
EN
ASTM A29 ASTM A29: Standard Specification for Steel Bars, Carbon and Alloy, Hot-Wrought, General Requirements for
ISO 4957 ISO 4957: 2000 Tool steels