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AISI 204 Stainless Steel vs. S17700 Stainless Steel

Both AISI 204 stainless steel and S17700 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 33 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 AISI 204 stainless steel and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 330
180 to 430
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23 to 39
1.0 to 23
Fatigue Strength, MPa 320 to 720
290 to 560
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 500 to 700
740 to 940
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
1180 to 1650
Tensile Strength: Yield (Proof), MPa 380 to 1080
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 850
890
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
13
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.4
2.8
Embodied Energy, MJ/kg 35
40
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 20
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
460 to 3750
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 40
42 to 59
Strength to Weight: Bending, points 24 to 31
32 to 40
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 16 to 24
39 to 54

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 15 to 17
16 to 18
Iron (Fe), % 69.6 to 76.4
70.5 to 76.8
Manganese (Mn), % 7.0 to 9.0
0 to 1.0
Nickel (Ni), % 1.5 to 3.0
6.5 to 7.8
Nitrogen (N), % 0.15 to 0.3
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 0.030

Comparable Variants