International standard · ISO

CuPb15Sn8

ISO 4382-1:1991 — ISO 4382-1

Chemical composition

Element	min	max	Similar	Remarks
Al		0.01
Cu			Bal	Bal
Fe		0.25
Mn		0.2
Ni		2
P		0.1
Pb	13	17
S		0.1
Sb		0.5
Si		0.01
Sn	7	9
Zn		2

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
Centrifugal castings +GZ, cast	≥100	≥220	≥8			HB ≥65 HB 2.5/62.5/10
Continuous castings +GC, Continuously cast	≥100	≥220	≥8			HB ≥65 HB 2.5/62.5/10
Permanent mould castings +GM, Permanent mould castings	≥100	≥200	≥3			HB ≥60 HB 2.5/62.5/10
Sand castings +GS, Sand cast	≥80	≥170	≥4			HB ≥60 HB 2.5/62.5/10

Physical properties

Temperature

15.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
		47.00