Core Material / Technical Data ¹⁾

Data Sheet CuSn (Copper-Tin Alloys)

		Bronze	Bronze	Bronze	Bronze
Standard Specifications	DIN / EN	CuSn0,6	CuSn5	CuSn6	CuSn8
	DIN / EN	-	CW451K	W452K	CW453K
	UNS	C50100	C51000	C51900	C52100
Nominal Composition	[%]	0,6 Sn balance Cu	5 Sn balance Cu	6 Sn balance Cu	8 Sn balance Cu
Spec. electrical Conductivity ²⁾	[m/(Ohm mm²)]	37	9,9	8,1	7,0
Spec. electrical Conductivity ²⁾	[% IACS]	63	17	14	12
Thermal Conductivity	[W/m K]	220	96	75	67
Coefficient of thermal Expansion ³⁾	[10^-6 / K]	17	17	18	18
Tensile Strength annealed	[N/mm²]	290	400	420	470
Elongation annealed	[%]	30	40	55	70
Tensile Strength hard	[N/mm²]	460	820	870	900
Spec. Density	[g/cm³]	8,89	8,85	8,82	8,79

1) Wire diameter tested: 0,8 mm.
2) At 20 °C.
3) Temperature range 20 °C - 200 °C.

Data Sheets at a Glance