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EN X1CrNiMoCuN20-18-7Application:Euronorm Stainless Steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy EN X1CrNiMoCuN20-18-7ENEuronorm

Chemical composition%of the ladle analysis of gradeEN X1CrNiMoCuN20-18-7

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)N(%)Cu(%)
0.0200.701.000.0300.01019.5-20.517.5-18.56.00-7.000.18-0.250.50-1.00
Euronorm Stainless Steel, EN X1CrNiMoCuN20-18-7
Mechanical properties of gradeEN X1CrNiMoCuN20-18-7
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)
577(≥)617(≥)431134Solution and Aging,Annealing,Ausaging,Q+T,etc343
Physical properties of gradeEN X1CrNiMoCuN20-18-7
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
673(≥)499(≥)134323Solution and Aging,Annealing,Ausaging,Q+T,etc322
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
819593545
EN X1CrNiMoCuN20-18-7Range 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
X1CrNiMoCuN20-18-7ENEuronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4547ENEuronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1CrNiMoCuN20-18-7ENEuronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4547ENEuronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X1CrNiMoCuN20-18-7ENEuronorm
Stainless steels - Chemical composition
254SMO, X1CrNiMoCuN20-18-7, 1.4547, UNS S31254ENEuronorm
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

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