Alloy 800H/800HT Stainless Steel

Alloy 800H/800HT Stainless Steel

Alloy 800H/800HT Stainless Steel Chemical Analysis Weight % (all values are maximum unless a range is otherwise indicated) Physical Properties Density 0.287 lbs/in3 7.94 g/cm3 Specific Heat 0.11 BTU/lb-°F (32-212°F) 460 J/kg-°K (0-100°C) Modulus of Elasticity 28.5 x 106 psi 196.5 GPa Thermal...
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Product Details

Alloy 800H/800HT Stainless Steel

Chemical Analysis

Weight % (all values are maximum unless a range is otherwise indicated)

Element800H800HT
Nickel30.0 min.-35.0 max.30.0 min.-35.0 max.
Chromium19.0 min.-23.0 max.19.0 min.-23.0 max.
Iron39.539.5
Carbon0.05 min.-0.10 max.0.06 min.-0.10 max.
Manganese1.501.50
Phosphorus0.0450.045
Sulfur0.0150.015
Silicon1.01.0
Aluminum0.15 min.-0.60 max.0.25 min.-0.60 max.
Titanium0.15 min.-0.60 max.0.25 min.-0.60 max.
Aluminum & Titanium0.30 min.-1.20 max.0.85 min.-1.20 max.


Physical Properties

Density

0.287 lbs/in3
7.94 g/cm3

Specific Heat

0.11 BTU/lb-°F (32-212°F)
460 J/kg-°K (0-100°C)

Modulus of Elasticity

28.5 x 106 psi
196.5 GPa

 

Thermal Conductivity 212°F (100°C)

10.6 BTU/hr/ft2/ft/°F
18.3 W/m-°K

Melting Range

2475 – 2525°F
1357 – 1385°C

Electrical Resistivity

59.5 Microhm-in at 68°C
99 Microhm-cm at 20°C


Mean Coefficient of Thermal Expansion

Temperature Range


°F°Cin/in/°Fcm/cm°C
200937.9 x 10-614.4 x 10-6
4002048.8 x 10-615.9 x 10-6
6003169.0 x 10-616.2 x 10-6
8004279.2 x 10-616.5 x 10-6
10005389.4 x 10-616.8 x 10-6
12006499.6 x 10-617.1 x 10-6
14007609.9 x 10-617.5 x 10-6
160087110.2 x 10-618.0 x 10-6


Mechanical Properties

Typicals Values at 70°F (21°C)

Yield Strength
0.2% Offset
Ultimate Tensile
Strength
Elongation
in 2 in.
Hardness

psi (min.)(MPa)psi (min.)(MPa)% (min.)(max.)
29,00020077,00053152126 Brinell

High Temperature Strength Tensile Properties of Alloys 800H and 800HT


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