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ASTM Grade HG10 MNN Steel vs. EN 1.4318 Stainless Steel

Both ASTM grade HG10 MNN steel and EN 1.4318 stainless steel are iron alloys. They have 88% 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 ASTM grade HG10 MNN steel and the bottom bar is EN 1.4318 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
44
Fatigue Strength, MPa 170
340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 590
740
Tensile Strength: Yield (Proof), MPa 250
380

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 500
410
Maximum Temperature: Mechanical, °C 990
910
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 21
13
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
2.8
Embodied Energy, MJ/kg 58
39
Embodied Water, L/kg 160
130

Common Calculations

PREN (Pitting Resistance) 25
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
280
Resilience: Unit (Modulus of Resilience), kJ/m3 160
360
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
27
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0.070 to 0.11
0 to 0.030
Chromium (Cr), % 18.5 to 20.5
16.5 to 18.5
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 57.9 to 66.5
70.2 to 77.4
Manganese (Mn), % 3.0 to 5.0
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.45
0
Nickel (Ni), % 11.5 to 13.5
6.0 to 8.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0.2 to 0.3
0.1 to 0.2
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015