Nickel Silicon Chromium Copper
Has Higher strength but lower conductivity to CrZrCu. Suitable for spot, seam projection welding particularly in stainless steel at high temp. and high strength steels. Properties and application of NiSiCrCu are same as Ni/CoBeCu but it is a beryllium free alloy.

Indian Standard : IS 8365

International Standards

NiSiCrCu

C-18000

2.09

CuNiSiCr

Chemical Composition: (%)

Ni = 1.6 -2.6

Si = 0.5 - 0.8

Cr = 0.1 - 0.8

Cu = Balance

Physical Properties :

Density	8.8g /cc
Thermal Conductivity	>0.47 cal/cm.cm²/s/°C
Electrical Conductivity	> 45% IACS
Softening Temp	500°C

Mechanical Properties:

	T.S.	Y.S.0.2	E %	Hardness
	M.P.A	M.P.A.		HRB
	Min	Min	Min	Min
Rods < Dia 40	650	540	8	95
Rods > Dia 40 Wheels/Forgings	590	490	8	92