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S42023 Application:Martensitic special steel
Category Type Steel grade Standard Country
Grades Special Alloy S42023 UNS USA

Chemical composition % of the ladle analysis of grade S42023

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Cu(%) Other(%)
0.3-0.4 1 1.25 Max 0.06 Max 0.06 12.0-14.0 0.6 Zr 0.6,SeMin 0.15
S42023
Mechanical properties of grade S42023
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)
143 (≥) 555 (≥) 13 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 132
Physical properties of grade S42023
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
286 (≥) 144 (≥) 41 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 422
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
234 556 383
S42023 Range of products
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 S42023 UNS USA
Standard Specification for Free-Machining Stainless Steel Bars
A 895 S42023 UNS USA
Free-Machining Stainless Steel Plate, Sheet, and Strip
S42023 UNS USA
Martensitic Chromium Stainless Steel

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