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AISI AISI440F Details

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AISI440F Application:AISI440F

Category Type Grade Designations
Grades Stainless Steels AISI440F USA - AISI ,

Chemical composition(wt.%) of AISI440F grade:

Elements Min.(≥) Max.(≤) Similar Remarks
c 0.95 1.2
Si - 1
Mn - 1.25
P - 0.04
S 0.10 0.35
Cr 16 18
Ni - 0.75
Mo 0.4 0.6
N - 0.08
AISI440F

Mechanical properties of grade AISI440F

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)
111 (≥) 136 (≥) 14 43 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical properties of grade AISI440F

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
196 (≥) 348 (≥) 22 11 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 414
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
378 882 786

AISI440F - 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 582 S44020 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
S44020 AISI USA
Martensitic Chromium Free Machining Stainless Steel
A 582 S44023 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
S44023 AISI USA
Martensitic Chromium Selenium Bearing Free Machining Stainless Steel
A 582 S44020 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
S44020 AISI USA
Martensitic Chromium Free Machining Stainless Steel
A 582 S44023 SAE USA
Standard Specification for Free-Machining Stainless Steel Bars
S44023 AISI USA
Martensitic Chromium Selenium Bearing Free Machining Stainless Steel
SUS 440F JIS Japan
Stainless steel bars
STS440F KS Korea
Stainless steel bars
440F CNS China
Stainless steel bars
AISI440F AISI USA
AISI440F
AISI440F Se AISI USA
AISI440F Se

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