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EN 1.3967 Stainless Steel vs. S44725 Stainless Steel

Both EN 1.3967 stainless steel and S44725 stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 28 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 EN 1.3967 stainless steel and the bottom bar is S44725 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
22
Fatigue Strength, MPa 240
210
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
81
Tensile Strength: Ultimate (UTS), MPa 690
500
Tensile Strength: Yield (Proof), MPa 350
310

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 440
500
Maximum Temperature: Mechanical, °C 1070
1100
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
15
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 4.8
3.1
Embodied Energy, MJ/kg 66
44
Embodied Water, L/kg 180
170

Common Calculations

PREN (Pitting Resistance) 36
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
99
Resilience: Unit (Modulus of Resilience), kJ/m3 310
240
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
18
Strength to Weight: Bending, points 22
18
Thermal Shock Resistance, points 15
16

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.015
Chromium (Cr), % 20 to 21.5
25 to 28.5
Iron (Fe), % 50.3 to 57.8
67.6 to 73.5
Manganese (Mn), % 4.0 to 6.0
0 to 0.4
Molybdenum (Mo), % 3.0 to 3.5
1.5 to 2.5
Nickel (Ni), % 15 to 17
0 to 0.3
Niobium (Nb), % 0 to 0.25
0 to 0.26
Nitrogen (N), % 0.2 to 0.35
0 to 0.018
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.040
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0
0 to 0.26