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ASTM A372 Grade G Steel vs. S36200 Stainless Steel

Both ASTM A372 grade G steel and S36200 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A372 grade G steel and the bottom bar is S36200 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20 to 22
3.4 to 4.6
Fatigue Strength, MPa 310 to 380
450 to 570
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Shear Strength, MPa 410 to 570
680 to 810
Tensile Strength: Ultimate (UTS), MPa 650 to 910
1180 to 1410
Tensile Strength: Yield (Proof), MPa 430 to 550
960 to 1240

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 410
820
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 46
16
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
12
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.8
Embodied Energy, MJ/kg 20
40
Embodied Water, L/kg 49
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 160
46 to 51
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 810
2380 to 3930
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 32
42 to 50
Strength to Weight: Bending, points 21 to 27
32 to 36
Thermal Diffusivity, mm2/s 13
4.3
Thermal Shock Resistance, points 19 to 27
40 to 48

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0.25 to 0.35
0 to 0.050
Chromium (Cr), % 0.4 to 0.65
14 to 14.5
Iron (Fe), % 97.4 to 98.4
75.4 to 79.5
Manganese (Mn), % 0.7 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.15 to 0.25
0 to 0.3
Nickel (Ni), % 0
6.5 to 7.0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0.15 to 0.35
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0.6 to 0.9

Comparable Variants