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EN 1.7365 Steel vs. EN 1.7376 Steel

Both EN 1.7365 steel and EN 1.7376 steel are iron alloys. Both are furnished in the quenched and tempered condition. They have a very high 95% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.7365 steel and the bottom bar is EN 1.7376 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
20
Fatigue Strength, MPa 320
320
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Tensile Strength: Ultimate (UTS), MPa 700
710
Tensile Strength: Yield (Proof), MPa 470
460

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 510
600
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
26
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
11

Otherwise Unclassified Properties

Base Metal Price, % relative 4.4
6.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
2.1
Embodied Energy, MJ/kg 24
29
Embodied Water, L/kg 70
88

Common Calculations

PREN (Pitting Resistance) 6.8
12
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
130
Resilience: Unit (Modulus of Resilience), kJ/m3 580
560
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 11
6.9
Thermal Shock Resistance, points 20
20

Alloy Composition

Carbon (C), % 0.12 to 0.19
0.12 to 0.19
Chromium (Cr), % 4.0 to 6.0
8.0 to 10
Copper (Cu), % 0 to 0.3
0 to 0.3
Iron (Fe), % 91.2 to 94.9
86.2 to 90.6
Manganese (Mn), % 0.5 to 0.8
0.35 to 0.65
Molybdenum (Mo), % 0.45 to 0.65
0.9 to 1.2
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0 to 0.050
0 to 0.050