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AISI 334 Stainless Steel vs. ASTM A387 Grade 11 Steel

Both AISI 334 stainless steel and ASTM A387 grade 11 steel are iron alloys. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is ASTM A387 grade 11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
25
Fatigue Strength, MPa 150
200 to 250
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 360
320 to 390
Tensile Strength: Ultimate (UTS), MPa 540
500 to 600
Tensile Strength: Yield (Proof), MPa 190
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 1000
430
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.9
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.6
Embodied Energy, MJ/kg 59
21
Embodied Water, L/kg 170
53

Common Calculations

PREN (Pitting Resistance) 19
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
100 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 96
200 to 320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
18 to 21
Strength to Weight: Bending, points 19
18 to 20
Thermal Shock Resistance, points 12
15 to 18

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0.050 to 0.17
Chromium (Cr), % 18 to 20
1.0 to 1.5
Iron (Fe), % 55.7 to 62.7
96.2 to 97.6
Manganese (Mn), % 0 to 1.0
0.4 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 19 to 21
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
0.5 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.025
Titanium (Ti), % 0.15 to 0.6
0