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CNS 420J2Application:CNS standard martensite stainless steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy CNS 420J2CNSChina

Chemical composition%of the ladle analysis of gradeCNS 420J2

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)
0.26-0.40Max 1.00Max 1.00Max 0.040Max 0.03012.00-14.00Max 0.60
CNS standard martensite stainless steel
Mechanical properties of gradeCNS 420J2
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)
792(≥)321(≥)111413Solution and Aging,Annealing,Ausaging,Q+T,etc412
Physical properties of gradeCNS 420J2
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
717(≥)451(≥)143122Solution and Aging,Annealing,Ausaging,Q+T,etc131
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
574491817
CNS 420J2Range 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
SUS 420J2 FBCNSChina
Stainless steel blooms and billets for forgings
SUS 420J2TKACNSChina
Stainless steel pipes for machine and structural purposes
X45Cr13CNSChina
Corrosion-resistant high-temperature steel
1.3541CNSChina
Corrosion-resistant high-temperature steel
STS420J2CNSChina
Stainless steel bars
STS420J2TKACNSChina
Stainless steel pipes for machine and structural purposes
STS420J2FBCNSChina
Stainless steel blooms and billets for forgings
420J2CNSChina
Stainless steel wire rods
420J2CPSCNSChina
CNS standard spring cold rolled stainless steel strip
420J2TKACNSChina
CNS standard mechanical and structure with stainless steel pipe

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