Brand
Name Classification |
Description |
Typical
Weld Metal Properties |
Welding
parameters |
Applications |
Chemical
Composition (%) |
Mechanical
Properties |
| Ratna
B Ni 65
AWS:5.11:E
Ni Cr Fe 2 |
A
high Nickel alloy electrode specially designed to resist crack,
oxidation and corrosion. Equally provides high strength at elevated
temperature. Gives smooth arc, excellent operating characteristics,
easy slag detachability. |
C
00.040
Mn
02.400
Si
00.400
Ni
Balance
Cr
15.700
Mo
01.400
Fe
06.500
Cb
01.800 |
U.T.S.
-578 N/mm2
El.
- 35.60 %
(L=4d)
|
AC/DC(
+ )
Dia
Amps
(mm)
2.50
70-100
3.15
100-130
4.00
140-180
5.00
170-200
|
Suitable
to weld dissimilar metals viz carbon steel, stainless steel, Ni
and Ni based alloys , has excellent applications at elevated temperatures
with properties coupled with creep resistance and oxidation resistance. |
| Ratna
B Ni 70
AWS:5.11:E
Ni Cr Fe 3
|
A
basic coated Ni alloy electrode producing inconel weld deposit.
Electrode exhibits excellent results while welding 5 % & 9 %
Ni steels, inconel steels under low temperature applications, produces
crack free joints which are resistant to oxidation and corrosion. |
C
00.040
Mn
06.000
Si
00.420
Ni
Balance
Cr
15.600
Fe
06.500
Cb
01.400
|
U.T.S.
-580 N/mm2
El.
- 35.40 %
(L=4d)
|
U.T.S.
-580 N/mm2
El.
- 35.40 %
(L=4d)
|
Suitable
to weld dissimilar materials, joining Ni based steels to themselves.
Welding joints where creep and oxidation resistance proper-ties
are desired at elevated temperatures. |
| Ratna
Ni Cu
AWS:5.11:E
Ni Cu 7 |
A
medium heavy coated, low hydrogen basic coated, monel electrode.
Electrode has extensive corrosion resistance properties due to minimum
iron content in the weld deposit. The joints are radiographically
sound. |
C
00.500
Mn
02.800
Si
00.550
Ni
66.500
Fe
01.250
Al
00.500
Ti
00.620
Cu
Balance |
U.T.S.
-500 N/mm2
El.
- 34.50 %
(L=4d)
|
DC(
+ )
Dia
Amps
(mm)
2.50
80-100
3.15
100-130
4.00
140-180
5.00
170-220 |
Suitable
to weld monel metals to itself, monel to carbon steel or stainless
steel. Welding on clad side of monel clad steel, seawater corrosion
resistance applications, petrochemical, dairy, beverage industries,
chemical industries etc... |