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ASTM A372 Grade J Steel vs. EN 1.4305 Stainless Steel

Both ASTM A372 grade J steel and EN 1.4305 stainless steel are iron alloys. They have 73% 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 A372 grade J steel and the bottom bar is EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 310
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 22
14 to 40
Fatigue Strength, MPa 310 to 570
190 to 330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 410 to 630
420 to 550
Tensile Strength: Ultimate (UTS), MPa 650 to 1020
610 to 900
Tensile Strength: Yield (Proof), MPa 430 to 850
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 420
930
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 44
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
15
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
3.0
Embodied Energy, MJ/kg 20
42
Embodied Water, L/kg 51
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 170
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 500 to 1930
120 to 830
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 23 to 36
22 to 32
Strength to Weight: Bending, points 21 to 29
20 to 27
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 19 to 30
14 to 20

Alloy Composition

Carbon (C), % 0.35 to 0.5
0 to 0.1
Chromium (Cr), % 0.8 to 1.2
17 to 19
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 96.7 to 97.8
66.4 to 74.9
Manganese (Mn), % 0.75 to 1.1
0 to 2.0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.015
0 to 0.045
Silicon (Si), % 0.15 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.010
0.15 to 0.35

Comparable Variants