MakeItFrom.com
Menu (ESC)

EN 1.4749 Stainless Steel vs. EN 1.4034 Stainless Steel

Both EN 1.4749 stainless steel and EN 1.4034 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 32 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 1.4749 stainless steel and the bottom bar is EN 1.4034 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 16
11 to 14
Fatigue Strength, MPa 190
230 to 400
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 370
420 to 540
Tensile Strength: Ultimate (UTS), MPa 600
690 to 900
Tensile Strength: Yield (Proof), MPa 320
390 to 730

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
770
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
30
Thermal Expansion, µm/m-K 9.6
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
3.7

Otherwise Unclassified Properties

Base Metal Price, % relative 13
7.0
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.0
Embodied Energy, MJ/kg 36
27
Embodied Water, L/kg 160
100

Common Calculations

PREN (Pitting Resistance) 31
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
81 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 250
400 to 1370
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 22
25 to 32
Strength to Weight: Bending, points 21
22 to 27
Thermal Diffusivity, mm2/s 4.6
8.1
Thermal Shock Resistance, points 22
24 to 32

Alloy Composition

Carbon (C), % 0.15 to 0.2
0.43 to 0.5
Chromium (Cr), % 26 to 29
12.5 to 14.5
Iron (Fe), % 68.5 to 73.7
83 to 87.1
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015