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ERNiCu-7

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Product Description

Filler metal of this classification is used for welding nickel-copper alloy (ASTM B 127, B 163, B 164, and B 165 having UNS number N04400) to itself using the GTAW, GMAW, SAW, and PAW processes. The filler metal contains sufficient titanium to control porosity with these welding processes.

Available Product Forms

ERNiCu-7 is available on spool (Precision Layer Wound) and in cut straight lengths in different sizes as below:

Available in	Diameters	Length
Straight Rods(TIG)-inch	.047 .062 .093 .125	36 or 39
Straight Rods(TIG)-mm	1.2 1.6 2.4 3.2	915 or 1000
Spooled Wire (MIG)-inch	.030 .035 .040 .045	Spool
Spooled Wire (MIG)-mm	0.8 0.9 1.0 1.14	Spool

ERNiCu-7 Chemical Composition:

Grade	Ni%	C%*	Mn%	Fe%*	S%	Cu%	Si%	Al%	Ti%	P%
ERNiCu-7	62-69	Max 0.15	Max 4.0	Max 2.5	Max 0.015	Bal.	Max 1.25	Max 1.25	1.5-3.0	Max 0.02

Specifications

Grade	American	European
ERNiCu-7	AWS A5.14, ERNiCu-7* ASME II, SFA-5.14, ERNiCu-7 ASME IX, F-No. 42 UNS N04060	BS 2901 (NA33) DIN 1736 SG-NiCu30MnTi Werkstoff Nr. 2.4377 Europe NiCu30Mn3Ti

*ERNiCu-7 manufactured by NiWire Industries is under AWS A5.14.

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