MakeItFrom.com
Menu (ESC)

SAE-AISI M62 Steel vs. ASTM A387 Grade 12 Steel

Both SAE-AISI M62 steel and ASTM A387 grade 12 steel are iron alloys. They have 78% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M62 steel and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 830 to 2440
470 to 520

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1650
1470
Melting Onset (Solidus), °C 1600
1420
Specific Heat Capacity, J/kg-K 430
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 30
2.8
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
1.6
Embodied Energy, MJ/kg 150
21
Embodied Water, L/kg 110
51

Common Calculations

PREN (Pitting Resistance) 49
2.7
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 27 to 80
16 to 18
Strength to Weight: Bending, points 23 to 47
17 to 18
Thermal Shock Resistance, points 24 to 71
14 to 15

Alloy Composition

Carbon (C), % 1.3 to 1.4
0.050 to 0.17
Chromium (Cr), % 3.5 to 4.0
0.8 to 1.2
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 73.6 to 77.4
97 to 98.2
Manganese (Mn), % 0.15 to 0.4
0.4 to 0.65
Molybdenum (Mo), % 10 to 11
0.45 to 0.6
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.4
0.15 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 5.8 to 6.5
0
Vanadium (V), % 1.8 to 2.1
0

Comparable Variants