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EN 1.3549 Stainless Steel vs. S44700 Stainless Steel

Both EN 1.3549 stainless steel and S44700 stainless steel are iron alloys. They have 86% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is EN 1.3549 stainless steel and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
200
Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
82
Tensile Strength: Ultimate (UTS), MPa 730
600

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 400
460
Maximum Temperature: Mechanical, °C 910
1100
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 10
18
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 37
49
Embodied Water, L/kg 130
180

Common Calculations

PREN (Pitting Resistance) 22
42
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 24
20
Thermal Shock Resistance, points 26
19

Alloy Composition

Carbon (C), % 0.85 to 1.0
0 to 0.010
Chromium (Cr), % 17 to 19
28 to 30
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 77.5 to 82
64.9 to 68.5
Manganese (Mn), % 0 to 1.0
0 to 0.3
Molybdenum (Mo), % 0.9 to 1.3
3.5 to 4.2
Nickel (Ni), % 0
0 to 0.15
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.070 to 0.12
0