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S15700 Stainless Steel vs. S30615 Stainless Steel

Both S15700 stainless steel and S30615 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S15700 stainless steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 460
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 1.1 to 29
39
Fatigue Strength, MPa 370 to 770
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 770 to 1070
470
Tensile Strength: Ultimate (UTS), MPa 1180 to 1890
690
Tensile Strength: Yield (Proof), MPa 500 to 1770
310

Thermal Properties

Latent Heat of Fusion, J/g 290
340
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 870
960
Melting Completion (Liquidus), °C 1440
1370
Melting Onset (Solidus), °C 1400
1320
Specific Heat Capacity, J/kg-K 480
500
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
19
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 3.4
3.7
Embodied Energy, MJ/kg 47
53
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 23
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 270
220
Resilience: Unit (Modulus of Resilience), kJ/m3 640 to 4660
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 42 to 67
25
Strength to Weight: Bending, points 32 to 43
23
Thermal Diffusivity, mm2/s 4.2
3.7
Thermal Shock Resistance, points 39 to 63
16

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0.8 to 1.5
Carbon (C), % 0 to 0.090
0.16 to 0.24
Chromium (Cr), % 14 to 16
17 to 19.5
Iron (Fe), % 69.6 to 76.8
56.7 to 65.3
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 6.5 to 7.7
13.5 to 16
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
3.2 to 4.0
Sulfur (S), % 0 to 0.030
0 to 0.030