32CDV12

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Chemical composition

Variant	Cast	Weldability		C %	Si %	Mn %	P %	S %	Cr %	Ni %	Mo %	V %
32CDV12	IC	CEV 1.21max	Min	0.29	0.10	0.40	-	-	2.80	-	0.70	0.150
32CDV12	IC	Pcm 0.56max	Max	0.36	0.40	0.70	0.015	0.005	3.30	0.30	1.20	0.350

Mechanical Properties

Variant	Condition	Format	Dimension[mm]	Yield strength min [MPa]	Tensile strength[MPa]	Elongation A5 [%]	Reduction of area Zmin [%]	Hardness	Impact (ISO-V) strengthmin
Rp0.2 * Reh, ** Rel
32CDV12	+QT	Tube,wall	0 typical	800*	940 typical	19	70	300 HB typical	20 °C 200 J (long) 20 °C 130 J (transv)

Transformation temperatures

	Temperature °C
MS	357
AC1	773
AC3	884

Heat treatment recommendations of 32CDV12

Treatment	Condition	Temperature cycle	Cooling/quenching
Hot forging	+AR	850-1150ºC	In air
Normalizing	+N	900-980ºC	In air
Annealing	+A	650-730ºC	In air
Hardening	+QT	900-940ºC	In oil
Tempering	+QT	570-700ºC See tempering response diagram	In air