MakeItFrom.com
Menu (ESC)

S44700 Stainless Steel vs. ASTM A387 Grade 12 Steel

Both S44700 stainless steel and ASTM A387 grade 12 steel are iron alloys. They have 69% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is S44700 stainless steel and the bottom bar is ASTM A387 grade 12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140 to 160
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
25
Fatigue Strength, MPa 300
190 to 230
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
73
Shear Strength, MPa 380
300 to 330
Tensile Strength: Ultimate (UTS), MPa 600
470 to 520
Tensile Strength: Yield (Proof), MPa 450
260 to 310

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
430
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.6
Embodied Energy, MJ/kg 49
21
Embodied Water, L/kg 180
51

Common Calculations

PREN (Pitting Resistance) 42
2.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
98 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 480
180 to 250
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
16 to 18
Strength to Weight: Bending, points 20
17 to 18
Thermal Shock Resistance, points 19
14 to 15

Alloy Composition

Carbon (C), % 0 to 0.010
0.050 to 0.17
Chromium (Cr), % 28 to 30
0.8 to 1.2
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 64.9 to 68.5
97 to 98.2
Manganese (Mn), % 0 to 0.3
0.4 to 0.65
Molybdenum (Mo), % 3.5 to 4.2
0.45 to 0.6
Nickel (Ni), % 0 to 0.15
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.2
0.15 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.025