MakeItFrom.com
Menu (ESC)

ASTM Grade HT Steel vs. AISI 301 Stainless Steel

Both ASTM grade HT steel and AISI 301 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HT steel and the bottom bar is AISI 301 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
190 to 440
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 4.6
7.4 to 46
Fatigue Strength, MPa 130
210 to 600
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 500
590 to 1460
Tensile Strength: Yield (Proof), MPa 270
230 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 400
410
Maximum Temperature: Mechanical, °C 1010
840
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 12
16
Thermal Expansion, µm/m-K 15
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
13
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.4
2.7
Embodied Energy, MJ/kg 76
39
Embodied Water, L/kg 190
130

Common Calculations

PREN (Pitting Resistance) 18
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
99 to 300
Resilience: Unit (Modulus of Resilience), kJ/m3 180
130 to 2970
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 18
21 to 52
Strength to Weight: Bending, points 18
20 to 37
Thermal Diffusivity, mm2/s 3.2
4.2
Thermal Shock Resistance, points 12
12 to 31

Alloy Composition

Carbon (C), % 0.35 to 0.75
0 to 0.15
Chromium (Cr), % 15 to 19
16 to 18
Iron (Fe), % 38.2 to 51.7
70.7 to 78
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 33 to 37
6.0 to 8.0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 2.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030