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EN 1.4988 Stainless Steel vs. EN 1.4567 Stainless Steel

Both EN 1.4988 stainless steel and EN 1.4567 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4988 stainless steel and the bottom bar is EN 1.4567 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
22 to 51
Fatigue Strength, MPa 230
190 to 260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Shear Strength, MPa 430
390 to 490
Tensile Strength: Ultimate (UTS), MPa 640
550 to 780
Tensile Strength: Yield (Proof), MPa 290
200 to 390

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 520
420
Maximum Temperature: Mechanical, °C 920
930
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
11
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 23
16
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
3.1
Embodied Energy, MJ/kg 89
43
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 22
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 210
100 to 400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
19 to 27
Strength to Weight: Bending, points 21
19 to 24
Thermal Diffusivity, mm2/s 4.0
3.0
Thermal Shock Resistance, points 14
12 to 17

Alloy Composition

Carbon (C), % 0.040 to 0.1
0 to 0.040
Chromium (Cr), % 15.5 to 17.5
17 to 19
Copper (Cu), % 0
3.0 to 4.0
Iron (Fe), % 62.1 to 69.5
63.3 to 71.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 1.1 to 1.5
0
Nickel (Ni), % 12.5 to 14.5
8.5 to 10.5
Niobium (Nb), % 0.4 to 1.2
0
Nitrogen (N), % 0.060 to 0.14
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.3 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0.6 to 0.85
0