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EN 1.4980 Stainless Steel vs. EN 1.4736 Stainless Steel

Both EN 1.4980 stainless steel and EN 1.4736 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4980 stainless steel and the bottom bar is EN 1.4736 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 17
28
Fatigue Strength, MPa 410
230
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Shear Strength, MPa 630
370
Tensile Strength: Ultimate (UTS), MPa 1030
580
Tensile Strength: Yield (Proof), MPa 680
310

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 780
500
Maximum Temperature: Mechanical, °C 920
1000
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 13
21
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 26
9.0
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 6.0
2.4
Embodied Energy, MJ/kg 87
35
Embodied Water, L/kg 170
140

Common Calculations

PREN (Pitting Resistance) 19
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1180
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 36
21
Strength to Weight: Bending, points 28
20
Thermal Diffusivity, mm2/s 3.5
5.6
Thermal Shock Resistance, points 22
21

Alloy Composition

Aluminum (Al), % 0 to 0.35
1.7 to 2.1
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.030 to 0.080
0 to 0.040
Chromium (Cr), % 13.5 to 16
17 to 18
Iron (Fe), % 49.2 to 58.5
77 to 81.1
Manganese (Mn), % 1.0 to 2.0
0 to 1.0
Molybdenum (Mo), % 1.0 to 1.5
0
Nickel (Ni), % 24 to 27
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 1.9 to 2.3
0.2 to 0.8
Vanadium (V), % 0.1 to 0.5
0