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Z6CNT18.12BApplication:Resistant to high boron steel(NF A 36-580(1983))
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy Z6CNT18.12BAFNORFrance

Chemical composition%of the ladle analysis of gradeZ6CNT18.12B

C(％)Si(％)Mn(％)P(％)S(％)Cr(％)Ni(％)B(%)Ti(%)
0.04-0.08Max 1.0Max 2.0Max 0.040Max 0.03017.0-19.011.0-13.00.0015-0.00604xC Max 0.6
Z6CNT18.12B
Mechanical properties of gradeZ6CNT18.12B
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)
299(≥)433(≥)444432Solution and Aging,Annealing,Ausaging,Q+T,etc234
Physical properties of gradeZ6CNT18.12B
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
118(≥)864(≥)212422Solution and Aging,Annealing,Ausaging,Q+T,etc121
Temp.
°C/°F		Creep strain limit
(10000h)
(Rp1,0)N/mm2		Creep rupture strength
(10000h)
(Rp1,0)N/mm2
992497452
Z6CNT18.12BRange 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
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Steel tubes. Tubes welded longitudinally for heat exchangers. Austenitic stainless steels. Dimensions. Technical delivery conditions
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