bercoweld N30 (CuNi30Fe)

bercoweld N30 (CuNi30Fe)

Range of application

Particularly suitable for high stressed corrosion resistant weld surfacing on cast iron and on unalloyed and low- alloyed steel as well as seawater resistant CuZn alloys. Suitable for welding on CuNi materials. Particularly recommended for the plant engineering.

bercoweldN30.pdf

Standard designation

ISO 24373

CuNi30Mn1FeTi Cu7158

Composition (weight %)

Cu

balance

Ni

30,70-31,30

Mn

0,60-1,00

Fe

0,40-0,70

Ti

0,30-0,50

Others

max. 0,5

Physical standard data

Density

kg/dm3

8,9

Melting range

°C

1180-1240

Thermal conductivity

W / m x K

30

Coefficient of linear mean expansion

1/K

10-6

Electric conductivitiy

m / Ω x mm2

3

Resistivity

Ω x mm2 /m

0,333

Mechanical properties of the weld joint, standard data

Heat treatment

 

non treated

Tensile strength

N/mm2

420

Elongation

%

36

Brinell hardness

HB 2,5/62,5

115

Notched bar impact test

Av (J)

240

Delivery programme

Make-up

Weight/Length

Dimension

Drum / bedrabox

175 - 200 kg

0,80 - 1,60 mm

SD300 / BS300 / K300

12 - 15 kg

0,80 - 2,40 mm

H500 / H560 / H760

150 - 250 kg

0,80 - 2,40 mm

Coils

25 - 100 kg

1,60 - 6,00 mm

Rods

250 - 3000 mm

1,60 - 6,00 mm

Further make ups on request.

Recommended inert gas

Argon

4.8/ 5.0/ 5.3/ 5.6/ 6.0

 

 
Sprache: Deutsch Langue: Français Lengua: Castellano Lingua: Italiano язык: Cyrillic

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