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EN 1.4310 Stainless Steel vs. ASTM Grade HF Steel

Both EN 1.4310 stainless steel and ASTM grade HF steel are iron alloys. They have a moderately high 95% 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 1.4310 stainless steel and the bottom bar is ASTM grade HF steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 270
160
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14 to 45
29
Fatigue Strength, MPa 240 to 330
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 730 to 900
550
Tensile Strength: Yield (Proof), MPa 260 to 570
270

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 910
1000
Melting Completion (Liquidus), °C 1420
1410
Melting Onset (Solidus), °C 1380
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 2.9
3.2
Embodied Energy, MJ/kg 42
46
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 20
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 260
130
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 830
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 26 to 32
20
Strength to Weight: Bending, points 23 to 27
19
Thermal Diffusivity, mm2/s 4.0
4.2
Thermal Shock Resistance, points 15 to 18
12

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.2 to 0.4
Chromium (Cr), % 16 to 19
18 to 23
Iron (Fe), % 66.4 to 78
60 to 73.8
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.8
0 to 0.5
Nickel (Ni), % 6.0 to 9.5
8.0 to 12
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040