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ASTM A302 Alloy Steel vs. EN 1.3967 Stainless Steel

Both ASTM A302 alloy steel and EN 1.3967 stainless steel are iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is EN 1.3967 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 190
200
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 20 to 23
22
Fatigue Strength, MPa 250 to 280
240
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 590 to 620
690
Tensile Strength: Yield (Proof), MPa 350 to 390
350

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 410
1070
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
25
Density, g/cm3 7.8 to 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
4.8
Embodied Energy, MJ/kg 20 to 21
66
Embodied Water, L/kg 48 to 50
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 410
310
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 22
24
Strength to Weight: Bending, points 20 to 21
22
Thermal Shock Resistance, points 17 to 18
15