MakeItFrom.com
Menu (ESC)

AWS E383 vs. ASTM A387 Grade 9 Steel

Both AWS E383 and ASTM A387 grade 9 steel are iron alloys. They have 45% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E383 and the bottom bar is ASTM A387 grade 9 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
20 to 21
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 580
500 to 600

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
26
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
6.5
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.4
2.1
Embodied Energy, MJ/kg 89
28
Embodied Water, L/kg 240
87

Common Calculations

PREN (Pitting Resistance) 40
12
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
18 to 21
Strength to Weight: Bending, points 19
18 to 20
Thermal Diffusivity, mm2/s 3.1
6.9
Thermal Shock Resistance, points 15
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 26.5 to 29
8.0 to 10
Copper (Cu), % 0.6 to 1.5
0
Iron (Fe), % 28.8 to 39.2
87.1 to 90.8
Manganese (Mn), % 0.5 to 2.5
0.3 to 0.6
Molybdenum (Mo), % 3.2 to 4.2
0.9 to 1.1
Nickel (Ni), % 30 to 33
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.025
Vanadium (V), % 0
0 to 0.040