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S17700 Stainless Steel vs. EN 1.4034 Stainless Steel

Both S17700 stainless steel and EN 1.4034 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is S17700 stainless steel and the bottom bar is EN 1.4034 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 1.0 to 23
11 to 14
Fatigue Strength, MPa 290 to 560
230 to 400
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 740 to 940
420 to 540
Tensile Strength: Ultimate (UTS), MPa 1180 to 1650
690 to 900
Tensile Strength: Yield (Proof), MPa 430 to 1210
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 890
770
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
30
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.0
Embodied Energy, MJ/kg 40
27
Embodied Water, L/kg 150
100

Common Calculations

PREN (Pitting Resistance) 17
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 210
81 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 3750
400 to 1370
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 42 to 59
25 to 32
Strength to Weight: Bending, points 32 to 40
22 to 27
Thermal Diffusivity, mm2/s 4.1
8.1
Thermal Shock Resistance, points 39 to 54
24 to 32

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0
Carbon (C), % 0 to 0.090
0.43 to 0.5
Chromium (Cr), % 16 to 18
12.5 to 14.5
Iron (Fe), % 70.5 to 76.8
83 to 87.1
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 6.5 to 7.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants