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AISI 347 Stainless Steel vs. SAE-AISI 1151 Steel

Both AISI 347 stainless steel and SAE-AISI 1151 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 AISI 347 stainless steel and the bottom bar is SAE-AISI 1151 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
210 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 46
11 to 17
Fatigue Strength, MPa 220 to 270
260 to 410
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 430 to 460
430 to 480
Tensile Strength: Ultimate (UTS), MPa 610 to 690
710 to 800
Tensile Strength: Yield (Proof), MPa 240 to 350
390 to 660

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 870
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
12

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 52
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 220
86 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 310
400 to 1170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 25
25 to 28
Strength to Weight: Bending, points 20 to 22
22 to 24
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 13 to 15
22 to 25

Alloy Composition

Carbon (C), % 0 to 0.080
0.48 to 0.55
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 64.1 to 74
98.3 to 98.7
Manganese (Mn), % 0 to 2.0
0.7 to 1.0
Nickel (Ni), % 9.0 to 13
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0.080 to 0.13

Comparable Variants