Guide to ISO 17632-A: Cored wires for non-alloy and fine grain steels
Symbol
Yield Strength
min. MPa
Tensile Strength
MPa
Elongation
min. %
355
380
420
460
500
440-570
470-600
500-640
530-680
560-720
22
20
20
20
18
Symbol
Impact Energy
Charpy-V
Temp °C for 47J min.
Z
A
0
2
3
4
5
6
No requirements
+20
0
–20
–30
–40
–50
–60
35
38
42
46
50
Tubular cored
electrode/ metal
arc welding
T
Symbol
46
3
Welding position
1
2
3
4
5
All positions
All positions, except vertical down
Flat butt weld, flat fillet weld, horizontal-vertical fillet weld
Flat butt weld, flat fillet weld
Vertical down and positions according to symbol 3
Symbol
Shielding gas
M
EN ISO 14175
Mixed gas without helium
EN ISO 14175
Carbon dioxide
C
1Ni
B
M
Chemical composition of all-weld metal , % *
Mn
No symbol
Mo
MnMo
1Ni
1.5Ni
2Ni
3Ni
Mn1Ni
1NiMo
Z
Symbol
2.0
1.4
1.4 - 2.0
1.4
1.6
1.4
1.4
1.4 - 2.0
1.4
Ni
4
Symbol
Hydrogen content,
ml/100 g deposited
weld metal, max.
H5
H10
H15
5
10
15
Mo
–
–
–
0.3 - 0.6
–
0.3 - 0.6
0.6 - 1.2
–
1.2 - 1.8
–
1.8 - 2.6
–
2.6 - 3.8
–
0.6 - 1.2
–
0.6 - 1.2
0.3 - 0.6
Any other agreed composition
H5
* If not specified Mo<0.2, Ni <0.5, Cr < 0.2, V <0.08, Nb <0.05, Cu < 0.3
and for electrodes witout a gas shield Al<2.0
Single values shown in the table are maximum values.
Symbol
R
P
B
M
V
W
Y
Z
Characteristics
Rutile, slow freezing slag
Rutile, fast freezing slag
Basic
Metal powder
Rutile or basic/fluoride
Basic/fluoride, slow freezing slag
Basic/fluoride, fast freezing slag
Other types
274
Types of weld
Shielding gas
Singel-pass
Multiple-pass
X
X
X
X
X
X
X
X
X
X
X
X
X
Required
Required
Required
Required
Not required
Not required
Not required