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KW-TCuNi
KW-TCuNi (KISWEL)
70%Cu-30%Ni Cupronickel and copper alloys. It can be used for surfacing steels and dissimilar welding of copper alloys with steels.
KS

D 7044 : YCuNi-3

AWS

A5.7 : ERCuNi

EN

14640 : S Cu 7158 (CuNi30)

JIS

Z 3341 : YCuNi-3

CatalogMSDS
Key Features
Key Features
Sizes (mm) Standard Welding Position
View(+)		 Shielding gas Polarity
1.2~3.2 AWS A5.7
EN 14640
JIS Z 3341
KS D 7044		 ERCuNi
S Cu 7158 (CuNi30)
YCuNi-3
YCuNi-3		 F, HF, H, VU, VD, OH Ar DC(-)
Key Features
Typical chemical composition of wire (%)
Cu Si Mn P S Cr Ni Mo Remark
Rem. 0.08 0.79 - - - 30.71 - Ti : 0.30
Key Features
Typical mechanical properties of all-weld metal
Y.S (MPa) T.S (MPa) EI. (%) Hardness (HV) IV (J) PWHT
- 345 30 - - -
Product Dimensions and Weld Current Range
Product Dimensions and Weld Current Range
Welding
Position		 Sizes (mm) Ampere (A) Volt (V)
Min. Max. Min. Max.
All Positon 0.9mm 50 80 10 12
All Positon 1.2mm 70 120 10 12

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