MakeItFrom.com
Menu (ESC)

EN 1.7725 Steel vs. EN 1.4713 Stainless Steel

Both EN 1.7725 steel and EN 1.4713 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.7725 steel and the bottom bar is EN 1.4713 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250 to 300
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14
20
Fatigue Strength, MPa 390 to 550
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 830 to 1000
520
Tensile Strength: Yield (Proof), MPa 610 to 860
250

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Maximum Temperature: Mechanical, °C 440
800
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
23
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.9
4.6
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.8
1.7
Embodied Energy, MJ/kg 24
24
Embodied Water, L/kg 54
84

Common Calculations

PREN (Pitting Resistance) 2.8
7.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
84
Resilience: Unit (Modulus of Resilience), kJ/m3 980 to 1940
160
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 29 to 35
19
Strength to Weight: Bending, points 25 to 28
19
Thermal Diffusivity, mm2/s 11
6.2
Thermal Shock Resistance, points 24 to 29
18

Alloy Composition

Aluminum (Al), % 0
0.5 to 1.0
Carbon (C), % 0.27 to 0.34
0 to 0.12
Chromium (Cr), % 1.3 to 1.7
6.0 to 8.0
Iron (Fe), % 95.7 to 97.5
88.8 to 93
Manganese (Mn), % 0.6 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.6
0.5 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Vanadium (V), % 0.050 to 0.15
0