12Ni14 low temperature nickel alloy steel introduction

12Ni14 is a nickel alloy steel with low temperature performance, European grade, belonging to alloy structural steel. 12Ni14 nickel alloy steel executive standard: EN 10028-4.

12Ni14 nickel alloy steel delivery status: normalized, normalized + tempered, quenched and tempered.

C	Si	Mn	P	S	Ni	V
≤0.15	≤0.35	0.3-0.8	≤0.02	≤0.005	3.25-3.75	≤0.05

12Ni14 nickel alloy steel chemical element:
Composition Note: Cr+Cu+Mo≤0.5.

12Ni14 alloy steel impact energy value:

Steel grade	Thickness	Impact power value (KV /J) at the following test temperatures
Steel grade	Thickness	Direction	20	0	-20	-40	-50	-60	-80	-100	-120	-150	-170	-196
12Ni14	≤80	Longitudinal	65	60	55	55	50	50	45	40	-	-	-	-
12Ni14	≤80	Horizontal	50	50	45	35	35	35	30	27	-	-	-	-

12Ni14 nickel alloy steel mechanical properties:

Thickness	Mechanical properties
≤30mm	ReH(MPa)	≥355
	Rm(MPa)	490-640
	A(%)	≥22
	Impact Temperature	-100
	Akv(J)	≥40	Longitudinal
	Delivery status	Normalized, normalized + tempered, quenched and tempered
>30-50mm	ReH(MPa)	≥345
	Rm(MPa)	490-640
	A(%)	≥22
	Impact Temperature	-100
	Akv(J)	≥40	Longitudinal
	Delivery status	Normalized, normalized + tempered, quenched and tempered
>50-80mm	ReH(MPa)	≥335
	Rm(MPa)	490-640
	A(%)	≥22
	Impact Temperature	-100
	Akv(J)	≥40	Longitudinal
	Delivery status	Normalized, normalized + tempered, quenched and tempered

12Ni14 nickel alloy steel is a low temperature performance nickel alloy steel used in boilers, pressure vessels and pressure equipment.

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