S21460 Stainless Steel vs. EN 1.4729 Stainless Steel

Both S21460 stainless steel and EN 1.4729 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is S21460 stainless steel and the bottom bar is EN 1.4729 stainless steel.

UNS S21460 (XM-14) Stainless Steel EN 1.4729 (GX40CrSi13) Cast Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness		250
Brinell Hardness		260

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Elongation at Break, %		46
Elongation at Break, %		15

Poisson's Ratio		0.28
Poisson's Ratio		0.28

Shear Modulus, GPa		77
Shear Modulus, GPa		75

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		300

Maximum Temperature: Corrosion, °C		410
Maximum Temperature: Corrosion, °C		390

Maximum Temperature: Mechanical, °C		920
Maximum Temperature: Mechanical, °C		850

Melting Completion (Liquidus), °C		1380
Melting Completion (Liquidus), °C		1420

Melting Onset (Solidus), °C		1330
Melting Onset (Solidus), °C		1380

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		490

Thermal Expansion, µm/m-K		18
Thermal Expansion, µm/m-K		10

Otherwise Unclassified Properties

Base Metal Price, % relative		14
Base Metal Price, % relative		7.5

Density, g/cm³		7.6
Density, g/cm³		7.6

Embodied Carbon, kg CO₂/kg material		3.0
Embodied Carbon, kg CO₂/kg material		2.1

Embodied Energy, MJ/kg		43
Embodied Energy, MJ/kg		29

Embodied Water, L/kg		160
Embodied Water, L/kg		100

Common Calculations

PREN (Pitting Resistance)		25
PREN (Pitting Resistance)		14

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

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

Alloy Composition

Carbon (C), %		0 to 0.12
Carbon (C), %		0.3 to 0.5

Chromium (Cr), %		17 to 19
Chromium (Cr), %		12 to 14

Iron (Fe), %		57.3 to 63.7
Iron (Fe), %		80.4 to 86.7

Manganese (Mn), %		14 to 16
Manganese (Mn), %		0 to 1.0

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

Nickel (Ni), %		5.0 to 6.0
Nickel (Ni), %		0 to 1.0

Nitrogen (N), %		0.35 to 0.5
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.060
Phosphorus (P), %		0 to 0.040

Silicon (Si), %		0 to 1.0
Silicon (Si), %		1.0 to 2.5

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