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S35000 Stainless Steel vs. ASTM A387 Grade 9 Steel

Both S35000 stainless steel and ASTM A387 grade 9 steel are iron alloys. They have 86% 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 S35000 stainless steel and the bottom bar is ASTM A387 grade 9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 2.3 to 14
20 to 21
Fatigue Strength, MPa 380 to 520
160 to 240
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Shear Strength, MPa 740 to 950
310 to 380
Tensile Strength: Ultimate (UTS), MPa 1300 to 1570
500 to 600
Tensile Strength: Yield (Proof), MPa 660 to 1160
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 280
270
Maximum Temperature: Mechanical, °C 900
600
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
26
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 14
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
2.1
Embodied Energy, MJ/kg 44
28
Embodied Water, L/kg 130
87

Common Calculations

PREN (Pitting Resistance) 28
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 28 to 170
83 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 1070 to 3360
140 to 310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 46 to 56
18 to 21
Strength to Weight: Bending, points 34 to 38
18 to 20
Thermal Diffusivity, mm2/s 4.4
6.9
Thermal Shock Resistance, points 42 to 51
14 to 17

Alloy Composition

Carbon (C), % 0.070 to 0.11
0 to 0.15
Chromium (Cr), % 16 to 17
8.0 to 10
Iron (Fe), % 72.7 to 76.9
87.1 to 90.8
Manganese (Mn), % 0.5 to 1.3
0.3 to 0.6
Molybdenum (Mo), % 2.5 to 3.2
0.9 to 1.1
Nickel (Ni), % 4.0 to 5.0
0
Nitrogen (N), % 0.070 to 0.13
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0
0 to 0.040

Comparable Variants