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AISI 305 Stainless Steel vs. S44700 Stainless Steel

Both AISI 305 stainless steel and S44700 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 305 stainless steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
200
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34 to 45
23
Fatigue Strength, MPa 210 to 280
300
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
82
Shear Strength, MPa 400 to 470
380
Tensile Strength: Ultimate (UTS), MPa 580 to 710
600
Tensile Strength: Yield (Proof), MPa 230 to 350
450

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 540
1100
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 16
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.2
3.6
Embodied Energy, MJ/kg 45
49
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 18
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 210
120
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 320
480
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20 to 25
21
Strength to Weight: Bending, points 20 to 23
20
Thermal Shock Resistance, points 13 to 15
19

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.010
Chromium (Cr), % 17 to 19
28 to 30
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 65.1 to 72.5
64.9 to 68.5
Manganese (Mn), % 0 to 2.0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 10.5 to 13
0 to 0.15
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.020