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S42300Application:Martensitic special steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy S42300UNSUSA

Chemical composition%of the ladle analysis of gradeS42300

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)V(%)
0.27-0.320.50.95-1.35Max 0.025Max 0.02511.0-12.00.52.5-3.O0.2-0.3
S42300
Mechanical properties of gradeS42300
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 ConditionBrinell hardness(HBW)
186(≥)942(≥)314133Solution and Aging,Annealing,Ausaging,Q+T,etc224
Physical properties of gradeS42300
PropertyDensity
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
965(≥)536(≥)442341Solution and Aging,Annealing,Ausaging,Q+T,etc321
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
438693252
S42300Range of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
A 565 S42300UNSUSA
Martensitic Stainless Steel Bars for High-Temperature Service
S42300UNSUSA
Martensitic Chromium Molybdenum Vanadium Stainless Steel
A 565 S42300UNSUSA
Martensitic Stainless Steel Bars for High-Temperature Service
S42300UNSUSA
Martensitic Chromium Molybdenum Vanadium Stainless Steel
A 565 619UNSUSA
Martensitic Stainless Steel Bars for High-Temperature Service
A 959 Type 619UNSUSA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels

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