MakeItFrom.com
Menu (ESC)

ASTM A387 Grade 21 Steel vs. N06250 Nickel

ASTM A387 grade 21 steel belongs to the iron alloys classification, while N06250 nickel belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 21 steel and the bottom bar is N06250 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 21
46
Fatigue Strength, MPa 160 to 250
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
82
Shear Strength, MPa 310 to 370
500
Tensile Strength: Ultimate (UTS), MPa 500 to 590
710
Tensile Strength: Yield (Proof), MPa 230 to 350
270

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Maximum Temperature: Mechanical, °C 480
980
Melting Completion (Liquidus), °C 1470
1490
Melting Onset (Solidus), °C 1430
1440
Specific Heat Capacity, J/kg-K 470
440
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 4.1
55
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 1.8
10
Embodied Energy, MJ/kg 23
140
Embodied Water, L/kg 62
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
260
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 320
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18 to 21
23
Strength to Weight: Bending, points 18 to 20
21
Thermal Shock Resistance, points 14 to 17
19

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.020
Chromium (Cr), % 2.8 to 3.3
20 to 23
Copper (Cu), % 0
0.25 to 1.3
Iron (Fe), % 94.4 to 96
7.4 to 19.4
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
10.1 to 12
Nickel (Ni), % 0
50 to 54
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.090
Sulfur (S), % 0 to 0.025
0 to 0.0050
Tungsten (W), % 0
0.25 to 1.3