Germany · DIN

CuCo1Ni1Be

DIN EN 12420 — Copper and copper alloys - Forgings; German version EN 12420:1999

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DIN EN 12163Copper and copper alloys - Rod for general purposes; German version EN 12163:2011
DIN EN 12166Copper and copper alloys - Wire for general purposes; German version EN 12166:2011
DIN EN 12167Copper and copper alloys - Profiles and rectangular bars for general purposes; German version EN 12167:1998
DIN EN 1652DIN EN 1652
DIN EN 12165Copper and copper alloys - Wrought and unwrought forging stock; German version EN 12165:2011
DIN EN 12420Copper and copper alloys - Forgings; German version EN 12420:1999
DIN 17900DIN 17900

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wt% · log scale

value range by condition

Element	min	max	Remarks
Be	0.4	0.7
Co	0.8	1.3
Cu			Bal
Fe		0.2
Ni	0.8	1.3
Total Others		0.5

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
Drop and hand forgings, H210	≥500	≥650	≥8			HV ≥220；HB ≥210

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
				0.04	8.80