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EN 1.4962 Stainless Steel vs. ASTM A232 Spring Steel

Both EN 1.4962 stainless steel and ASTM A232 spring steel are iron alloys. They have 68% 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 EN 1.4962 stainless steel and the bottom bar is ASTM A232 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 210
540
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22 to 34
14
Fatigue Strength, MPa 210 to 330
1040
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 420 to 440
1090
Tensile Strength: Ultimate (UTS), MPa 630 to 690
1790
Tensile Strength: Yield (Proof), MPa 260 to 490
1610

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 910
420
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1440
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
52
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 23
2.3
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 4.1
2.0
Embodied Energy, MJ/kg 59
28
Embodied Water, L/kg 150
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 170
250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 24
64
Strength to Weight: Bending, points 20 to 21
42
Thermal Diffusivity, mm2/s 3.7
14
Thermal Shock Resistance, points 14 to 16
53

Alloy Composition

Boron (B), % 0.0015 to 0.0060
0
Carbon (C), % 0.070 to 0.15
0.48 to 0.53
Chromium (Cr), % 15.5 to 17.5
0.8 to 1.1
Iron (Fe), % 62.1 to 69
96.8 to 97.7
Manganese (Mn), % 0 to 1.5
0.7 to 0.9
Nickel (Ni), % 12.5 to 14.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.035
Titanium (Ti), % 0.4 to 0.7
0
Tungsten (W), % 2.5 to 3.0
0
Vanadium (V), % 0
0.15 to 0.3