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EN 1.4361 Stainless Steel vs. ASTM Grade HP Steel

Both EN 1.4361 stainless steel and ASTM grade HP steel are iron alloys. They have 71% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4361 stainless steel and the bottom bar is ASTM grade HP steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
140
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 43
5.1
Fatigue Strength, MPa 220
130
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 630
490
Tensile Strength: Yield (Proof), MPa 250
260

Thermal Properties

Latent Heat of Fusion, J/g 350
320
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1370
1370
Melting Onset (Solidus), °C 1330
1330
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 14
12
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 19
34
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 3.6
5.8
Embodied Energy, MJ/kg 52
82
Embodied Water, L/kg 150
220

Common Calculations

PREN (Pitting Resistance) 19
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
21
Resilience: Unit (Modulus of Resilience), kJ/m3 160
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
17
Strength to Weight: Bending, points 21
17
Thermal Diffusivity, mm2/s 3.7
3.2
Thermal Shock Resistance, points 15
11

Alloy Composition

Carbon (C), % 0 to 0.015
0.35 to 0.75
Chromium (Cr), % 16.5 to 18.5
24 to 28
Iron (Fe), % 58.7 to 65.8
29.2 to 42.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.2
0 to 0.5
Nickel (Ni), % 14 to 16
33 to 37
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 3.7 to 4.5
0 to 2.5
Sulfur (S), % 0 to 0.010
0 to 0.040