Engineered metals
for precision industries

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Siclanic S
CuNiSi

Chemical composition

CuBAL

Ni1.8-3.0

Fe0.15 max

Si0.4-0.8

Cr0.1-0.8

*Unified Numbering System (USA)

Physical properties		Units
Density (20°C)	8,84	Kg/dm³
Melting point	1040-1060	°C
Longitudinal elasticity modulus		GPa
Thermal conductivity		W/m·K
Electrical conductivity	35	m/Ω·mm²
Electrical resistivity		µΩ·m
Linear expansion Coefficient	17,5	10⁻⁶·K⁻¹
IACS (International Annealed Copper Standard)	48	%
Poisson's ratio

1 poor | 2 average | 3 good | 4 very good | - no info

Heat Treatment / Hardening
Annealing temperature		°C
Temperature for stress relief treatment		°C
Hardening temperature		°C
Hardening treatment time		hour(s)

Siclanic S
Possible hardness range	80 - 150	HV
Possible Rm range	-	MPa

Grade	Hardness (HV: Vickers) min - max	Rm (MPa) min - max	Rp 0.2 (MPa) min - max	Elongation (%) where L0 = 100mm min - max
TB	70 - 85	270 - 300	140 - 170	30 - 47
TD03	105 - 125	320 - 400	290 - 380	10 - 20
TF	170 - 190	580 - 680	450 - 550	10 - 20
TH3	190 - 215	600 - 700	530 - 630	10 - 15
TD4	195 - 250	400 - 470	390 - 450	3 - 9
TH4	195 - 250	630 - 800	590 - 700	8 - 20

Do not hesitate to ask us for your specific grades and parameters. We can make productions according to your needs.