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ASTM Grade HG10 MNN Steel vs. EN 1.4429 Stainless Steel

Both ASTM grade HG10 MNN steel and EN 1.4429 stainless steel are iron alloys. They have a moderately high 94% 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 1.4429 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
220
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
40
Fatigue Strength, MPa 170
280
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
78
Tensile Strength: Ultimate (UTS), MPa 590
690
Tensile Strength: Yield (Proof), MPa 250
320

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Maximum Temperature: Corrosion, °C 500
410
Maximum Temperature: Mechanical, °C 990
960
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 21
20
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.0
4.0
Embodied Energy, MJ/kg 58
55
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 25
29
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
230
Resilience: Unit (Modulus of Resilience), kJ/m3 160
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 3.9
4.0
Thermal Shock Resistance, points 13
15

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
61.2 to 69.9
Manganese (Mn), % 3.0 to 5.0
0 to 2.0
Molybdenum (Mo), % 0.25 to 0.45
2.5 to 3.0
Nickel (Ni), % 11.5 to 13.5
11 to 14
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0.2 to 0.3
0.12 to 0.22
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