Home»Grades > Special Alloy > X2CrNiMoN25-7-4
X2CrNiMoN25-7-4Application:Austenitic-Ferrite
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy X2CrNiMoN25-7-4AFNORFrance

Chemical composition%of the ladle analysis of gradeX2CrNiMoN25-7-4

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)N(%)
Max 0.030Max 1.00Max 2.00Max 0.035Max 0.01524.00-26.006.00-8.003.00-4.500.20-0.35
X2CrNiMoN25-7-4
Mechanical properties of gradeX2CrNiMoN25-7-4
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)
897(≥)189(≥)432113Solution and Aging,Annealing,Ausaging,Q+T,etc143
Physical properties of gradeX2CrNiMoN25-7-4
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
175(≥)675(≥)411223Solution 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
772456427
X2CrNiMoN25-7-4Range 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
X2CrNiMoN25-7-4AFNORFrance
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4410AFNORFrance
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
X2CrNiMoN25-7-4AFNORFrance
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4410AFNORFrance
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel
1.4501, 1.4410, S32760, S32750, X2CrNiMoN25-7-4AFNORFrance
Seamless circular steel tubes for mechanical and general engineering purposes - Technical delivery conditions - Part 2: Stainless steel

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