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N08811
Standard ASTM A240/240M-2018 Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Standard ASTM A276/A276M-2017 Standard Specification for Stainless Steel Bars and Shapes
Standard ASTM A213/A213M-2019 Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
Standard ASTM A511/A511M-2020 Seamless Stainless Steel Mechanical Tubing and Hollow Bar
Standard ASTM A688/A688M-2018 Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes
Standard ASTM A240/A240M-2020 Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Standard ASTM A959-2019 Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
Standard ASTM A249/A249M-2018 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
Standard ASTM A479/A479M-2018 Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels


Chemical Composition(%)


Standard Material Designation Chemical Composition (%)
Alloy 800HT
(N08811)
 
Min
Max
Incoloy 800HT
(N08811)
(Incoloy alloy 800HT)
 
Min
Max
ASTM A276/A276M-2017
Standard Specification for Stainless Steel Bars and Shapes

(N08811)
 
Min
Max
ASTM A240/240M-2018
Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications

(N08811)
 
Min
Max
ASTM A213/A213M-2019
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

(N08811)
 
Min
Max
ASTM A511/A511M-2020
Seamless Stainless Steel Mechanical Tubing and Hollow Bar

(N08811)
 
Min
Max
ASTM A688/A688M-2018
Seamless and Welded Austenitic Stainless Steel Feedwater Heater Tubes

(N08811)
 
Min
Max
ASTM A240/A240M-2020
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications

(N08811)
 
Min
Max
ASTM A959-2019
Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

(N08811)
 
Min
Max
ASTM A249/A249M-2018
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

(N08811)
 
Min
Max
ASTM A479/A479M-2018
Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels

(N08811)
 
Min
Max
For Reference Only