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AISI 204 Stainless Steel vs. S44700 Stainless Steel

Both AISI 204 stainless steel and S44700 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 204 stainless steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 330
200
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23 to 39
23
Fatigue Strength, MPa 320 to 720
300
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
82
Shear Strength, MPa 500 to 700
380
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
600
Tensile Strength: Yield (Proof), MPa 380 to 1080
450

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 850
1100
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.4
3.6
Embodied Energy, MJ/kg 35
49
Embodied Water, L/kg 130
180

Common Calculations

PREN (Pitting Resistance) 20
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
120
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
480
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 40
21
Strength to Weight: Bending, points 24 to 31
20
Thermal Shock Resistance, points 16 to 24
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.010
Chromium (Cr), % 15 to 17
28 to 30
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 69.6 to 76.4
64.9 to 68.5
Manganese (Mn), % 7.0 to 9.0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 1.5 to 3.0
0 to 0.15
Nitrogen (N), % 0.15 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.020