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AISI S41800 Details

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S41800 Application:Martensitic Chromium Wolfram Nickel Stainless and Heat Resisting Steel

Category Type Grade Microstructure Designations
Grades Stainless Steels S41800 Martensite USA - AISI ,

Chemical composition(wt.%) of S41800 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.15 0.20
Mn - 0.50
Si - 0.50
P - 0.04
S - 0.03
Cr 12.00 14.00
Ni 1.80 2.20
Mo - 0.50
W 2.50 3.50
Martensitic Chromium Wolfram Nickel Stainless and Heat Resisting Steel

Mechanical properties of grade S41800

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)
444 (≥) 792 (≥) 42 24 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical properties of grade S41800

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
768 (≥) 169 (≥) 33 44 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 332
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
412 961 132

S41800 - 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
A 213 S30615 SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 S30615 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S30615 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 312 S30615 SAE USA
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 959 S30615 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S30615 SAE USA
Austenitic Chromium Nickel Silicon Heat Resisting Steel
SA-213 S30615 AMS USA
Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
SA-240 S30615 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-249 S30615 AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
SA-312 S30615 AMS USA
Specification for Seamless and Welded Austenitic Stainless Steel Pipes
A 213 S30615 SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 S30615 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S30615 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 312 S30615 SAE USA
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 959 S30615 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S30615 AISI USA
Austenitic Chromium Nickel Silicon Heat Resisting Steel
SA-213 S30615 AMS USA
Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
SA-240 S30615 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-249 S30615 AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
SA-312 S30615 AMS USA
Specification for Seamless and Welded Austenitic Stainless Steel Pipes

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