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EN 1.4597 Stainless Steel vs. ASTM Grade HT Steel

Both EN 1.4597 stainless steel and ASTM grade HT steel are iron alloys. They have 65% 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 1.4597 stainless steel and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 45
4.6
Fatigue Strength, MPa 300
130
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 680
500
Tensile Strength: Yield (Proof), MPa 330
270

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 410
400
Maximum Temperature: Mechanical, °C 860
1010
Melting Completion (Liquidus), °C 1400
1390
Melting Onset (Solidus), °C 1350
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.5
5.4
Embodied Energy, MJ/kg 36
76
Embodied Water, L/kg 140
190

Common Calculations

PREN (Pitting Resistance) 21
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 250
19
Resilience: Unit (Modulus of Resilience), kJ/m3 280
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 4.1
3.2
Thermal Shock Resistance, points 15
12

Alloy Composition

Carbon (C), % 0 to 0.1
0.35 to 0.75
Chromium (Cr), % 15 to 18
15 to 19
Copper (Cu), % 2.0 to 3.5
0
Iron (Fe), % 63 to 76.4
38.2 to 51.7
Manganese (Mn), % 6.5 to 9.0
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 0 to 3.0
33 to 37
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.040