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Description

USA YB A 213/A 213M (2011), A 240/A 240M (2012), A 249/A 249M (2010), A 276 (2010), A 473 (2009), A 666 (2010), A 959 (2011), SAE J 405 (1998), 201 Specialsteel Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: 201
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel 201 Austenite YB USA Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

Chemical composition(mass fraction)(wt.%) of the 201

C Si Mn P S Cr Ni N
≤0.15 ≤1.00 5.05 -7.50 ≤0.06 ≤0.03 16.0 -18.0 3.50 -5.50 ≤0.25

Mechanical Properties of steel grade 201

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
916 (≥) 716 (≥) 42 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 111

Physical Properties of steel grade 201

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
12 - -     0.14 -  
842 645 - 22.3 111   -  
747 - 31 21.2   242 234

Heat Treatment of steel grade 201

Heat treated : 1975°C - 1223°C

Technological Curves of steel grade 201

Cross Reference Table (Equivalent Grade) of 201

Relevant standard of 201

A 213/A 213M (2011) Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes A-213-A-213M-(2011).pdf
A 240/A 240M (2012) Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications A-240-A-240M-(2012).pdf
A 249/A 249M (2010) Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes A-249-A-249M-(2010).pdf
A 276 (2010) Stainless Steel Bars and Shapes A-276-(2010).pdf
A 473 (2009) Stainless Steel Forgings A-473-(2009).pdf
A 666 (2010) Annealed or Cold-Worked Austenitic Stainless Steel Sheet, Strip, Plate, and Flat Bar A-666-(2010).pdf
A 959 (2011) Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels A-959-(2011).pdf
SAE J 405 (1998) Chemical Compositions of SAE Wrought Stainless Steels SAE-J-405-(1998).pdf

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