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ASTM Grade HT Steel vs. EN 1.4017 Stainless Steel

Both ASTM grade HT steel and EN 1.4017 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 31 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 ASTM grade HT steel and the bottom bar is EN 1.4017 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6
14
Fatigue Strength, MPa 130
220
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 500
580
Tensile Strength: Yield (Proof), MPa 270
390

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 1010
870
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
30
Thermal Expansion, µm/m-K 15
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.4
2.2
Embodied Energy, MJ/kg 76
31
Embodied Water, L/kg 190
120

Common Calculations

PREN (Pitting Resistance) 18
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
71
Resilience: Unit (Modulus of Resilience), kJ/m3 180
380
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.2
8.1
Thermal Shock Resistance, points 12
20

Alloy Composition

Carbon (C), % 0.35 to 0.75
0 to 0.080
Chromium (Cr), % 15 to 19
16 to 18
Iron (Fe), % 38.2 to 51.7
78.3 to 82.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 33 to 37
1.2 to 1.6
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015