MakeItFrom.com
Menu (ESC)

EN 1.4542 Stainless Steel vs. EN 1.4988 Stainless Steel

Both EN 1.4542 stainless steel and EN 1.4988 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 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 1.4542 stainless steel and the bottom bar is EN 1.4988 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 5.7 to 20
34
Fatigue Strength, MPa 370 to 640
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 550 to 860
430
Tensile Strength: Ultimate (UTS), MPa 880 to 1470
640
Tensile Strength: Yield (Proof), MPa 580 to 1300
290

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 440
520
Maximum Temperature: Mechanical, °C 860
920
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.7
6.0
Embodied Energy, MJ/kg 39
89
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 17
22
Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 160
180
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4360
210
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31 to 52
23
Strength to Weight: Bending, points 26 to 37
21
Thermal Diffusivity, mm2/s 4.3
4.0
Thermal Shock Resistance, points 29 to 49
14

Alloy Composition

Carbon (C), % 0 to 0.070
0.040 to 0.1
Chromium (Cr), % 15 to 17
15.5 to 17.5
Copper (Cu), % 3.0 to 5.0
0
Iron (Fe), % 69.6 to 79
62.1 to 69.5
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0 to 0.6
1.1 to 1.5
Nickel (Ni), % 3.0 to 5.0
12.5 to 14.5
Niobium (Nb), % 0 to 0.45
0.4 to 1.2
Nitrogen (N), % 0
0.060 to 0.14
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.7
0.3 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.015
Vanadium (V), % 0
0.6 to 0.85