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EN 1.4530 Stainless Steel vs. AISI 348H Stainless Steel

Both EN 1.4530 stainless steel and AISI 348H stainless steel are iron alloys. They have 90% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is EN 1.4530 stainless steel and the bottom bar is AISI 348H stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 1030 to 1370
580

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 450
500
Maximum Temperature: Mechanical, °C 790
940
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
20
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.4
3.9
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 130
150

Common Calculations

PREN (Pitting Resistance) 19
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 36 to 48
21
Strength to Weight: Bending, points 29 to 35
20
Thermal Shock Resistance, points 35 to 47
13

Alloy Composition

Aluminum (Al), % 0.6 to 0.8
0
Carbon (C), % 0 to 0.015
0.040 to 0.1
Chromium (Cr), % 11.5 to 12.5
17 to 19
Cobalt (Co), % 0
0 to 0.2
Iron (Fe), % 74.4 to 77.3
63.8 to 73.6
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 8.5 to 9.5
9.0 to 13
Niobium (Nb), % 0
0.32 to 1.0
Nitrogen (N), % 0 to 0.010
0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0 to 0.1
0 to 0.75
Sulfur (S), % 0 to 0.0050
0 to 0.030
Tantalum (Ta), % 0
0 to 0.1
Titanium (Ti), % 0.28 to 0.37
0