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EN 1.4634 Stainless Steel vs. ASTM Grade HG10 MNN Steel

Both EN 1.4634 stainless steel and ASTM grade HG10 MNN steel are iron alloys. They have 82% 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 EN 1.4634 stainless steel and the bottom bar is ASTM grade HG10 MNN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
23
Fatigue Strength, MPa 180
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 540
590
Tensile Strength: Yield (Proof), MPa 280
250

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 500
500
Maximum Temperature: Mechanical, °C 900
990
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
21
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
4.0
Embodied Energy, MJ/kg 42
58
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 19
25
Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
110
Resilience: Unit (Modulus of Resilience), kJ/m3 200
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 20
21
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 5.8
3.9
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 0.2 to 1.5
0
Carbon (C), % 0 to 0.030
0.070 to 0.11
Chromium (Cr), % 17.5 to 18.5
18.5 to 20.5
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 74.9 to 81.8
57.9 to 66.5
Manganese (Mn), % 0 to 1.0
3.0 to 5.0
Molybdenum (Mo), % 0 to 0.5
0.25 to 0.45
Nickel (Ni), % 0 to 0.5
11.5 to 13.5
Niobium (Nb), % 0.3 to 1.0
0.2 to 1.0
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0.2 to 1.5
0 to 0.7
Sulfur (S), % 0 to 0.050
0 to 0.030