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S44700 Stainless Steel vs. N08700 Stainless Steel

Both S44700 stainless steel and N08700 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 73% of their average alloy composition in common. There are 30 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 S44700 stainless steel and the bottom bar is N08700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
170
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
32
Fatigue Strength, MPa 300
210
Poisson's Ratio 0.27
0.28
Reduction in Area, % 45
45
Shear Modulus, GPa 82
79
Shear Strength, MPa 380
410
Tensile Strength: Ultimate (UTS), MPa 600
620
Tensile Strength: Yield (Proof), MPa 450
270

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 18
32
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.6
6.0
Embodied Energy, MJ/kg 49
82
Embodied Water, L/kg 180
200

Common Calculations

PREN (Pitting Resistance) 42
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
160
Resilience: Unit (Modulus of Resilience), kJ/m3 480
180
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
21
Strength to Weight: Bending, points 20
20
Thermal Shock Resistance, points 19
14

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.040
Chromium (Cr), % 28 to 30
19 to 23
Copper (Cu), % 0 to 0.15
0 to 0.5
Iron (Fe), % 64.9 to 68.5
42 to 52.7
Manganese (Mn), % 0 to 0.3
0 to 2.0
Molybdenum (Mo), % 3.5 to 4.2
4.3 to 5.0
Nickel (Ni), % 0 to 0.15
24 to 26
Niobium (Nb), % 0
0 to 0.4
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.2
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030