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EN 1.7767 Steel vs. S17600 Stainless Steel

Both EN 1.7767 steel and S17600 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 32 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 EN 1.7767 steel and the bottom bar is S17600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
270 to 410
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20
8.6 to 11
Fatigue Strength, MPa 320 to 340
300 to 680
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Shear Strength, MPa 420 to 430
560 to 880
Tensile Strength: Ultimate (UTS), MPa 670 to 690
940 to 1490
Tensile Strength: Yield (Proof), MPa 460 to 500
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 480
890
Melting Completion (Liquidus), °C 1470
1430
Melting Onset (Solidus), °C 1430
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
15
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
13
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.9
Embodied Energy, MJ/kg 33
42
Embodied Water, L/kg 64
130

Common Calculations

PREN (Pitting Resistance) 6.4
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
850 to 4390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
34 to 54
Strength to Weight: Bending, points 22
28 to 37
Thermal Diffusivity, mm2/s 11
4.1
Thermal Shock Resistance, points 19 to 20
31 to 50

Alloy Composition

Aluminum (Al), % 0
0 to 0.4
Carbon (C), % 0.1 to 0.15
0 to 0.080
Chromium (Cr), % 2.8 to 3.3
16 to 17.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
71.3 to 77.6
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0 to 0.25
6.0 to 7.5
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.15
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.030
Titanium (Ti), % 0 to 0.030
0.4 to 1.2
Vanadium (V), % 0.2 to 0.3
0