Home»Grades > Special Alloy > CNS 420J1
CNS 420J1Application:CNS standard martensite stainless steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy CNS 420J1CNSChina

Chemical composition%of the ladle analysis of gradeCNS 420J1

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)
0.16-0.25Max 1.00Max 1.00Max 0.040Max 0.03012.00-14.00Max 0.60
CNS standard martensite stainless steel
Mechanical properties of gradeCNS 420J1
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)
171(≥)599(≥)444112Solution and Aging,Annealing,Ausaging,Q+T,etc323
Physical properties of gradeCNS 420J1
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
986(≥)252(≥)423331Solution and Aging,Annealing,Ausaging,Q+T,etc142
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
748927718
CNS 420J1Range 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 420J1 FBCNSChina
Stainless steel blooms and billets for forgings
SUS 420J1TKACNSChina
Stainless steel pipes for machine and structural purposes
STS420J1CNSChina
Stainless steel bars
STS420J1TKACNSChina
Stainless steel pipes for machine and structural purposes
STS420J1FBCNSChina
Stainless steel blooms and billets for forgings
420J1CNSChina
Stainless steel wire rods
420J1TKACNSChina
CNS standard mechanical and structure with stainless steel pipe

Enquiry