CEMP-E
TI 809-26
1 March 2000
Table C-7. AWS A5.29 Classification System for Low Alloy Steel Electrodes for FCAW
Table
EXXTX-X#M
E
Electrode
X
Minimum Tensile Strength in units of 10 ksi (69 MPa)
6 = 60 ksi (420 MPa)
7 = 70 ksi (480 MPa)
8 = 80 ksi (550 MPa)
9 = 90 ksi (620 MPa)
10 = 100 ksi (690 MPa)
11 = 110 ksi (760 MPa)
12 = 120 ksi (830 MPa)
X
Position of welding permitted
0 = flat and horizontal position only
1 = all positions
T
Tubular electrode
X
Type of electrode, numbered 1, 4, 5, or 8
1 & 5 - gas-shielded
4 & 8 - self-shielded
-
X#
Alloy
type
A
carbon-molybdenum steel
B
chromium-molybdenum steel
C
nickel steel
D
manganese-molybdenum steel
K
other alloy steels
W
weathering steel
M
If used, electrode has been classified using 75-80% Ar, with balance CO2
C-12
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