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S13800 Stainless Steel vs. S17400 Stainless Steel

Both S13800 stainless steel and S17400 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 35 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S13800 stainless steel and the bottom bar is S17400 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 290 to 480
280 to 440
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 11 to 18
11 to 21
Fatigue Strength, MPa 410 to 870
380 to 670
Poisson's Ratio 0.28
0.28
Reduction in Area, % 39 to 62
40 to 62
Rockwell C Hardness 30 to 51
27 to 43
Shear Modulus, GPa 77
75
Shear Strength, MPa 610 to 1030
570 to 830
Tensile Strength: Ultimate (UTS), MPa 980 to 1730
910 to 1390
Tensile Strength: Yield (Proof), MPa 660 to 1580
580 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
450
Maximum Temperature: Mechanical, °C 810
850
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
17
Thermal Expansion, µm/m-K 11
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 15
14
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
2.7
Embodied Energy, MJ/kg 46
39
Embodied Water, L/kg 140
130

Common Calculations

PREN (Pitting Resistance) 21
16
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 190
140 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 1090 to 5490
880 to 4060
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 35 to 61
32 to 49
Strength to Weight: Bending, points 28 to 41
27 to 35
Thermal Diffusivity, mm2/s 4.3
4.5
Thermal Shock Resistance, points 33 to 58
30 to 46

Alloy Composition

Aluminum (Al), % 0.9 to 1.4
0
Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 12.3 to 13.2
15 to 17
Copper (Cu), % 0
3.0 to 5.0
Iron (Fe), % 73.6 to 77.3
70.4 to 78.9
Manganese (Mn), % 0 to 0.2
0 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 7.5 to 8.5
3.0 to 5.0
Niobium (Nb), % 0
0.15 to 0.45
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.0080
0 to 0.030