AISI 334 Stainless Steel vs. SAE-AISI H26 Steel

Both AISI 334 stainless steel and SAE-AISI H26 steel are iron alloys. They have 64% of their average alloy composition in common. There are 20 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 AISI 334 stainless steel and the bottom bar is SAE-AISI H26 steel.

AISI 334 (S33400) Stainless Steel SAE-AISI H26 (T20826) Tungsten Hot-Work Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		210

Poisson's Ratio		0.28
Poisson's Ratio		0.29

Shear Modulus, GPa		77
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		540
Tensile Strength: Ultimate (UTS), MPa		720 to 2100

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		1410
Melting Completion (Liquidus), °C		1810

Melting Onset (Solidus), °C		1370
Melting Onset (Solidus), °C		1760

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		410

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Base Metal Price, % relative		22
Base Metal Price, % relative		45

Density, g/cm³		7.9
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		4.1
Embodied Carbon, kg CO₂/kg material		8.1

Embodied Energy, MJ/kg		59
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		170
Embodied Water, L/kg		90

Common Calculations

PREN (Pitting Resistance)		19
PREN (Pitting Resistance)		34

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		22 to 63

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		19 to 39

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		22 to 63

Alloy Composition

Aluminum (Al), %		0.15 to 0.6
Aluminum (Al), %		0

Carbon (C), %		0 to 0.080
Carbon (C), %		0.45 to 0.55

Chromium (Cr), %		18 to 20
Chromium (Cr), %		3.8 to 4.5

Copper (Cu), %		0
Copper (Cu), %		0 to 0.25

Iron (Fe), %		55.7 to 62.7
Iron (Fe), %		73.3 to 77.5

Manganese (Mn), %		0 to 1.0
Manganese (Mn), %		0.15 to 0.4

Nickel (Ni), %		19 to 21
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0 to 1.0
Silicon (Si), %		0.15 to 0.4

Sulfur (S), %		0 to 0.015
Sulfur (S), %		0 to 0.030

Titanium (Ti), %		0.15 to 0.6
Titanium (Ti), %		0

Tungsten (W), %		0
Tungsten (W), %		17.3 to 19

Vanadium (V), %		0
Vanadium (V), %		0.75 to 1.3