MakeItFrom.com
Menu (ESC)

EN 1.4849 Stainless Steel vs. ASTM A387 Grade 12 Steel

Both EN 1.4849 stainless steel and ASTM A387 grade 12 steel are iron alloys. They have 40% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4849 stainless steel and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
140 to 160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 4.5
25
Fatigue Strength, MPa 120
190 to 230
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 480
470 to 520
Tensile Strength: Yield (Proof), MPa 250
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1020
430
Melting Completion (Liquidus), °C 1390
1470
Melting Onset (Solidus), °C 1340
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
44
Thermal Expansion, µm/m-K 15
13

Otherwise Unclassified Properties

Base Metal Price, % relative 42
2.8
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 7.1
1.6
Embodied Energy, MJ/kg 100
21
Embodied Water, L/kg 200
51

Common Calculations

PREN (Pitting Resistance) 20
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 18
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
180 to 250
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
16 to 18
Strength to Weight: Bending, points 17
17 to 18
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 11
14 to 15

Alloy Composition

Carbon (C), % 0.3 to 0.5
0.050 to 0.17
Chromium (Cr), % 18 to 21
0.8 to 1.2
Iron (Fe), % 32.6 to 43.5
97 to 98.2
Manganese (Mn), % 0 to 2.0
0.4 to 0.65
Molybdenum (Mo), % 0 to 0.5
0.45 to 0.6
Nickel (Ni), % 36 to 39
0
Niobium (Nb), % 1.2 to 1.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 1.0 to 2.5
0.15 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.025