Brand
Name Classification |
Description |
Typical
Weld Metal Properties |
Welding
parameters |
Applications |
Chemical
Composition (%) |
Mechanical
Properties |
Ratna
6010 AWS :A:5. 1:E 6010
IS: 814:EC 4410 X
|
A
medium coated, cellulosic type electrode with forceful and spray
arc, ensures deep penetration in all position including vertical
downhand. Weld metals is of radiographic quality occupied with easy
slag detachability, weld metal is ductile |
C
0.090
Mn
0.420
Si
0.200
S
0.015
P
0.017
|
U.T.S.-475N/mm2
Y.S
-392N/mm2
EL
-26.00% (L=4d)
CVN
impact at -30°C 50 J
|
DC
(+)
Dia
Amps
(mm)
2.50
60-90
3.15
100-140
4.00
110-160 |
Suitable
for tanks and vessels, ships, general fabrication, vehicles, railways
wagons, machinery, building construction, light structural works,
storage tanks etc..Ideally suitable for all position pipe welding
and joints. |
Ratna
6012 AWS:A:5.1:E 6012
IS:814:ER 4112 X |
A
light coated, general purpose, all position electrode with nexcellent
operating characteristics, good penetration and fast freezing slag.
Excellent bridging characteristics for poor fit-up and rustled surfaces. |
C
0.080
Mn
0.400
Si
0.250
S
0.020
P
0.022 |
U.T.S.-456N/mm2
Y.S
-372N/mm2
EL
-24.00% (L=4d)
CVN
impact at +27°C 50 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
60-90
3.15
100-120
4.00
140-170
5.00
170-230
|
Suitable
for steel furnitures, light sheet metal works, storage tanks, truck
bodies, general fabrication, forundary equipments. |
Ratna
6013 AWS:A:5.1:E 6013
IS:814:ER 4222 X |
A
medium coated, ruitile type, all position welding electrode. The
electrode is characterised by smooth and stable arc, low spatter,
easy slag detachability, fine rippled bead appearance. Weld deposit
possess good chemical and mechanical properties. |
C
0.070
Mn
0.400
Si
0.220
S
0.020
P
0.023
|
U.T.S.-480N/mm2
Y.S
-420N/mm2
EL
-25.40% (L=4d)
CVN
impact at 0°C 52 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
60-90
3.15
100-140
4.00
140-180
5.00
180-230
|
Suitable
for tanks & vessels. general fabrication. vehicles, railway
wagons and machinery, ship building construction, light structural
steel works, storage tanks etc. |
Ratna
6013 X AWS:A:5.1:E 6013
IS:814:ER 4222 X |
A
medium coated, rutile type, all position electrode with weld deposit
of radiographic quality. The electrode can be subjected to low OCV,
offers smooth rippled bead appearance coupled with low spatter and
fumes |
C
0.070
Mn
0.440
Si
0.240
S
0.017
P
0.018
|
U.T.S.-485N/mm2
Y.S
-425N/mm2
EL
-25.70% (L=4d)
CVN
impact at 0°C 56 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.00
50-75
2.50
60-90
3.15
100-140
4.00
140-180
5.00
190-230 |
Suitable
for storage tank, rail coaches, pressure vessels, heavy structured,
ship constructions, structural work, boilers, etc. |
Ratna
6013 XX AWS:A:5.1:E 6013
IS:814:ER 4222 XX |
An
all position, hevy coated, radiographic electrode with exotic finish
weld deposit. Weld bead is smooth and shiny. Electrode is designed
to achieve high welding efficiency and gives excellent mechanical
and chemical properties coupled with properties of auto slag removal |
C
0.070
Mn
0.450
Si
0.240
S
0.016
P
0.017
|
U.T.S.-490N/mm2
Y.S
-430N/mm2
EL
-26.70% (L=4d)
CVN
impact at 0°C 56 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.00
60-100
3.15
100-135
4.00
140-190
5.00
200-240 |
Suitable
for boilers, heavy sections, ship hull construction and repair &
maintenance, pressure vessels, structural works, rail coaches/wagons,
locomotive fire boxes, coach paneis, bridging wide root gap. |
Ratna
6013 XL AWS:A:5.1:E 6013
IS:814:ER 4222 XL |
A
medium coated, rutile type electrode specially designed for radiographic
weld deposits, coupled with smooth and shiny bead profile. Gives
smooth arc, low spatter and self peel-off slag. Weld deposits has
excellent mechanical properties |
C
0.0781
Mn
0.470
Si
0.200
S
0.021
P
0.020
|
U.T.S.-491N/mm2
Y.S
-440N/mm2
EL
-26.00% (L=4d)
CVN
impact at 0°C 50 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
70-100
3.15
100-140
4.00
140-190
5.00
180-220 |
Suitable
for boilers, heavy sections, pressure vessels, structural works,
rail coaches/wagons. storage tanks, bridges etc. |
Ratna
7016 AWS:A:5.1:E 7016
IS:814:EB 5426H X |
A
hydrogen controlled baisc coated electrode for welding medium and
high tensile structures, grey cast iron components, low and medium
carbon steels. The deposits are of radiographic quality coupled
with excellent mechanical properties. |
C
0.075
Mn
1.100
Si
0.480
S
0.018
P
0.017
|
U.T.S.-550N/mm2
Y.S
-475N/mm2
EL
-27.00% (L=4d)
CVN
impact at 29°C 40 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
70-80
3.15
90-130
4.00
130-170
5.00
180-220 |
Suitable
for overlaying bufferlayer before hard facing joining mild steel
to carbon steel, repairing cast iron component provided non machinable
welds are permitted, joining steel girders to rail, earth moving
machoinery, tanks, restrained joints. |
Ratna
7016 W AWS:A:5.1:E 7016
IS:814:EB 5426H X |
A
medium heavy coated, hydrogen controlled, basic coated electrode
for welding unknown composition steels, difficult to weld steels
with high carbon and high sulphur, cast steels. Weld metal is highly
crack resistant and is of radiographic quality |
C
0.070
Mn
1.000
Si
0.400
S
0.020
P
0.019
|
U.T.S.-570N/mm2
Y.S
-460N/mm2
EL
-27.00% (L=4d)
CVN
impact at 29°C 48 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
60-80
3.15
90-130
4.00
130-170
5.00
180-220 |
Suitable
for welding unknown composition, steels, low alloy steels, mild
steels to high carbon steel, steel components with high carbon and
high sulphur, cast iron repairs etc |
Ratna
7018 AWS:A:5.1:E 7018
IS:814:EB 5426H X |
A
heavy coated, hydrogen control, iron powder type electrodes specially
designed for restrain joints subjected to dynamic loading and to
achieve minimum 110% metal recovery, possess excellent mechanical
properties. Well deposits are highly ductile crack resistance and
radiographic quality |
C
0.060
Mn
1.100
Si
0.460
S
0.018
P
0.019
|
U.T.S.-542N/mm2
Y.S
-468N/mm2
EL
-27.50% (L=4d)
CVN
impact at 29°C 60 J
|
AC/DC
(-)
Dia
Amps
(mm)
2.50
70-100
3.15
100-140
4.00
140-190
5.00
200-250 |
Suitable
for welding restrained joints, root runs, pen stocks heavy structures
subjected to dynamic loading and impact, rail wagons, coaches industrial
and mining machinery, bridges boilers fabrication, steel subjected
to service at 30c down sub o temperature |
Ratna
7024 AWS:A:5.1:E 7024
IS:814:EB 54245K X |
An
extra heavy coated, iron powder rutile type electrode for achieving
high deposition efficiency of 140% app. Electrodes is touch welding
type, give smooth arc, least spatter losses, reduces welding time
and gives increased productivity and output by using high current.
Welds are of radiographic quality. |
C
0.070
Mn
0.550
S
0.250 |
U.T.S.-530N/mm2
Y.S
-460N/mm2
EL
-25.00% (L=4d)
CVN
impact at 29°C 52 J
|
DC
(-)
Dia
Amps
(mm)
3.15
140-170
4.00
170-220
5.00
230-270 |
Suitable
for welding heavy sections, machinery components structural works,
viz cranes and girders. Welding heavy columns locomotive, mild steel
section where high productivity is called for. |