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SAE ASTM 202 Details

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ASTM 202 Application:Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes

Category Type Grade Microstructure Designations
Grades Stainless Steels ASTM 202 Austenite USA - SAE , A 213/A 213M (2011) - Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240/A 240M (2012) - Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249/A 249M (2010) - Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 276 (2010) - Stainless Steel Bars and Shapes
A 314 (2008) - Stainless Steel Billets and Bars for Forging
A 473 (2009) - Stainless Steel Forgings
A 959 (2011) - Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
SAE AMS-QQ-S-763B (1998) - Steel, Corrosion Resistant, Bars, Wire, Shapes, and Forgings
SAE J 405 (1998) - Chemical compositions of SAE wrought stainless steels

Chemical composition(wt.%) of ASTM 202 grade: A 213/A 213M (2011)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.00
Mn 7.50 10.0
P - 0.06
S - 0.03
Cr 17.0 19.0
Ni 4.00 6.00
N - 0.25
ASTM 202

Mechanical properties of grade ASTM 202 A 213/A 213M (2011)

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
774 (≥) 789 (≥) 11 14 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 143

Physical properties of grade ASTM 202 A 213/A 213M (2011)

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
368 (≥) 994 (≥) 14 21 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 111
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
424 436 279

ASTM 202 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
202 YB USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
ASTM 202 SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
S20200 YB USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 895 S42020 SAE USA
Free-Machining Stainless Steel Plate, Sheet, and Strip
S42020 AISI USA
Martensitic Chromium Stainless Steel
A 582 S42023 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
A 895 S42023 SAE USA
Free-Machining Stainless Steel Plate, Sheet, and Strip
S42023 AISI USA
Martensitic Chromium Stainless Steel
A 582 S42023 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
A 895 S42023 SAE USA
Free-Machining Stainless Steel Plate, Sheet, and Strip
S42023 AISI USA
Martensitic Chromium Stainless Steel
SUS 202 JIS Japan
Stainless steel bars
SUS 202 JIS Japan
Hot-rolled stainless steel plates, sheet and strip
SUS 202 JIS Japan
Cold-rolled stainless steel plate, sheet and strip
202S16 B.S. UK
Specification for stainless and heat-resisting steel round wire
2HR202 B.S. UK
Specification for nickel-chromium-cobalt-titanium-aluminium heat-resisting alloy sheet and strip (nickel base, Cr 19.5, Co 18.0, Ti 2.5, Al 1.5)
STS202 KS Korea
Stainless steel bars
CNS 202 CNS China
Stainless steel bars
T61202 UNS USA
Low Alloy Tool Steel
T61202 UNS USA
Low Alloy Tool Steel

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