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EN 1.4035 Stainless Steel vs. EN 1.4305 Stainless Steel

Both EN 1.4035 stainless steel and EN 1.4305 stainless steel are iron alloys. They have 86% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4035 stainless steel and the bottom bar is EN 1.4305 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
14 to 40
Fatigue Strength, MPa 250
190 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 430
420 to 550
Tensile Strength: Ultimate (UTS), MPa 690
610 to 900
Tensile Strength: Yield (Proof), MPa 400
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Corrosion, °C 380
410
Maximum Temperature: Mechanical, °C 760
930
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 29
15
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
15
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.0
3.0
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 100
140

Common Calculations

PREN (Pitting Resistance) 13
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 420
120 to 830
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
22 to 32
Strength to Weight: Bending, points 22
20 to 27
Thermal Diffusivity, mm2/s 7.8
4.0
Thermal Shock Resistance, points 25
14 to 20

Alloy Composition

Carbon (C), % 0.43 to 0.5
0 to 0.1
Chromium (Cr), % 12.5 to 14
17 to 19
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 82.1 to 86.9
66.4 to 74.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 0
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0.15 to 0.35
0.15 to 0.35