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EN 1.4305 Stainless Steel vs. EN 1.4035 Stainless Steel

Both EN 1.4305 stainless steel and EN 1.4035 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 1.4305 stainless steel and the bottom bar is EN 1.4035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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