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AISI 205 Stainless Steel vs. ASTM A372 Grade H Steel

Both AISI 205 stainless steel and ASTM A372 grade H steel are iron alloys. They have 67% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is ASTM A372 grade H steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 440
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 51
20 to 22
Fatigue Strength, MPa 410 to 640
310 to 380
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 560 to 850
410 to 570
Tensile Strength: Ultimate (UTS), MPa 800 to 1430
650 to 910
Tensile Strength: Yield (Proof), MPa 450 to 1100
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
410
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.3
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.5
Embodied Energy, MJ/kg 37
20
Embodied Water, L/kg 150
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 430
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 3060
500 to 810
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 29 to 52
23 to 32
Strength to Weight: Bending, points 25 to 37
21 to 27
Thermal Shock Resistance, points 16 to 29
19 to 27

Alloy Composition

Carbon (C), % 0.12 to 0.25
0.3 to 0.4
Chromium (Cr), % 16.5 to 18.5
0.4 to 0.65
Iron (Fe), % 62.6 to 68.1
97.3 to 98.3
Manganese (Mn), % 14 to 15.5
0.75 to 1.1
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 1.0 to 1.7
0
Nitrogen (N), % 0.32 to 0.4
0
Phosphorus (P), % 0 to 0.060
0 to 0.015
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010

Comparable Variants