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25MnCrSil ISApplication:Alloy structural steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 25MnCrSil ISSTAS/SRRomania

Chemical composition%of the ladle analysis of grade25MnCrSil IS

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)Cu(%)Ti(%)
0.22-0.280.90-1.200.80-1.100.0350.020-0.0400.80-1.100.30.150.30.02
25MnCrSil IS
Mechanical properties of grade25MnCrSil IS
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)
779(≥)111(≥)122314Solution and Aging,Annealing,Ausaging,Q+T,etc144
Physical properties of grade25MnCrSil IS
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
412(≥)433(≥)241334Solution and Aging,Annealing,Ausaging,Q+T,etc213
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
237775283
25MnCrSil ISRange 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
DiscaloySTAS/SRRomania
Special Purpose Alloys ("Superalloys")
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X15CrNiSi25-4STAS/SRRomania
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1.4821STAS/SRRomania
Heat resisting steels and nickel alloys
X15CrNiSi25-21STAS/SRRomania
Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

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