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S46910 Stainless Steel vs. ASTM A229 Spring Steel

Both S46910 stainless steel and ASTM A229 spring steel are iron alloys. They have 71% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is ASTM A229 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270 to 630
490 to 550
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.2 to 11
14
Fatigue Strength, MPa 250 to 1020
710 to 790
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
72
Shear Strength, MPa 410 to 1410
1020 to 1140
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
1690 to 1890
Tensile Strength: Yield (Proof), MPa 450 to 2290
1100 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 810
400
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 55
19
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48 to 130
200 to 230
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 4780
3260 to 4080
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 86
60 to 67
Strength to Weight: Bending, points 22 to 51
40 to 43
Thermal Shock Resistance, points 23 to 84
54 to 60

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0
Carbon (C), % 0 to 0.030
0.55 to 0.85
Chromium (Cr), % 11 to 13
0
Copper (Cu), % 1.5 to 3.5
0
Iron (Fe), % 65 to 76
97.5 to 99
Manganese (Mn), % 0 to 1.0
0.3 to 1.2
Molybdenum (Mo), % 3.0 to 5.0
0
Nickel (Ni), % 8.0 to 10
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.7
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0.5 to 1.2
0

Comparable Variants