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K93050 Alloy vs. ASTM A229 Spring Steel

Both K93050 alloy and ASTM A229 spring steel are iron alloys. They have 63% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is K93050 alloy and the bottom bar is ASTM A229 spring steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 500 to 680
1690 to 1890

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 26
1.8
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.7
1.4
Embodied Energy, MJ/kg 65
19
Embodied Water, L/kg 120
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 17 to 23
60 to 67
Strength to Weight: Bending, points 17 to 21
40 to 43
Thermal Shock Resistance, points 16 to 21
54 to 60

Alloy Composition

Carbon (C), % 0 to 0.15
0.55 to 0.85
Chromium (Cr), % 0 to 0.25
0
Cobalt (Co), % 0 to 0.5
0
Iron (Fe), % 61.4 to 63.9
97.5 to 99
Manganese (Mn), % 0 to 1.0
0.3 to 1.2
Nickel (Ni), % 36
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0.15 to 0.3
0
Silicon (Si), % 0 to 0.35
0.15 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.050

Comparable Variants