ASTM Grade HT Steel vs. AWS E383

Both ASTM grade HT steel and AWS E383 are iron alloys. They have 84% 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 ASTM grade HT steel and the bottom bar is AWS E383.

ASTM Grade HT (15Cr-35Ni, N08605) Cast Stainless Steel AWS E383 (W88028) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		210

Elongation at Break, %		4.6
Elongation at Break, %		34

Poisson's Ratio		0.28
Poisson's Ratio		0.28

Shear Modulus, GPa		76
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		500
Tensile Strength: Ultimate (UTS), MPa		580

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		320

Melting Completion (Liquidus), °C		1390
Melting Completion (Liquidus), °C		1420

Melting Onset (Solidus), °C		1340
Melting Onset (Solidus), °C		1370

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		470

Thermal Conductivity, W/m-K		12
Thermal Conductivity, W/m-K		12

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

Base Metal Price, % relative		31
Base Metal Price, % relative		37

Density, g/cm³		8.0
Density, g/cm³		8.1

Embodied Carbon, kg CO₂/kg material		5.4
Embodied Carbon, kg CO₂/kg material		6.4

Embodied Energy, MJ/kg		76
Embodied Energy, MJ/kg		89

Embodied Water, L/kg		190
Embodied Water, L/kg		240

Common Calculations

PREN (Pitting Resistance)		18
PREN (Pitting Resistance)		40

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		24

Strength to Weight: Axial, points		18
Strength to Weight: Axial, points		20

Strength to Weight: Bending, points		18
Strength to Weight: Bending, points		19

Thermal Diffusivity, mm²/s		3.2
Thermal Diffusivity, mm²/s		3.1

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		15

Alloy Composition

Carbon (C), %		0.35 to 0.75
Carbon (C), %		0 to 0.030

Chromium (Cr), %		15 to 19
Chromium (Cr), %		26.5 to 29

Copper (Cu), %		0
Copper (Cu), %		0.6 to 1.5

Iron (Fe), %		38.2 to 51.7
Iron (Fe), %		28.8 to 39.2

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0.5 to 2.5

Molybdenum (Mo), %		0 to 0.5
Molybdenum (Mo), %		3.2 to 4.2

Nickel (Ni), %		33 to 37
Nickel (Ni), %		30 to 33

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.020

Silicon (Si), %		0 to 2.5
Silicon (Si), %		0 to 0.9

Sulfur (S), %		0 to 0.040
Sulfur (S), %		0 to 0.020