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AISI S41400 Details

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S41400 Application:Martensitic Chromium Stainless Steel

Category Type Grade Microstructure Designations
Grades Stainless Steels S41400 Martensite USA - AISI ,

Chemical composition(wt.%) of S41400 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 11.50 13.50
Ni 1.25 2.50
Mo - -

Martensitic Chromium Stainless Steel

Mechanical properties of grade S41400

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)
582 (≥) 452 (≥) 34 11 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical properties of grade S41400

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
767 (≥) 196 (≥) 43 42 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
283 216 187

S41400 - 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
GH4141 GB China
Iron-based superalloy
GH4145 GB China
Nickel-base superalloy
GH4146 GB China
Nickel-base superalloy
A 276 S41400 SAE USA
Stainless Steel Bars and Shapes
A 314 S41400 SAE USA
Stainless Steel Billets and Bars for Forging
A 473 S41400 SAE USA
Stainless Steel Forgings
A 580 S41400 SAE USA
Stainless Steel Wire
S41400 AISI USA
Martensitic Chromium Stainless Steel
A 276 S41425 SAE USA
Stainless Steel Bars and Shapes
A 314 S41425 SAE USA
Stainless Steel Billets and Bars for Forging
A 473 S41425 SAE USA
Stainless Steel Forgings
A 479 S41425 SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 565 S41425 SAE USA
Martensitic Stainless Steel Bars for High-Temperature Service
A 959 S41425 SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
S41425 AISI USA
Martensitic Chromium Nickel Molybdenum Nitrogen Stainless Steel
SA-479 S41425 AMS USA
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
NV7(4140) UNS USA
Steel for intake valves
H41400 AISI USA
Steel for intake valves
1.2414 DIN Germany
Alloyed W steel

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