Introduction:It is for all position welding general structures,including vertical down welding,especially pipelines,vessels.
Standard & Typical Chemical Composition of Deposited Metal (%)
|
Chemical Composition
|
C
|
Mn
|
Si
|
S
|
P
|
Cr
|
Ni
|
Mo
|
V
|
|
Specification
|
≤0.20
|
≤1.20
|
≤1.00
|
≤0.035
|
≤0.040
|
≤0.20
|
≤0.30
|
≤0.30
|
≤0.08
|
|
Actual result
|
0.1
|
0.65
|
0.18
|
0.013
|
0.021
|
0.014
|
0.021
|
0.009
|
0.011
|
Standard & Typical Mechanical Properties of Deposited Metal (AW)
|
Test Item
|
Yield Point ReL (MPa)
|
Tensile strength Rm (MPa)
|
Elongation A4 (%)
|
Akv Value (J)
|
|
Specification
|
≥330
|
≥420
|
≥22
|
-30℃ ≥27
|
|
Actual result
|
409
|
497
|
27.5
|
84 54 80
|
Size and Current(DC+)
|
Dia.(mm)
|
3.2
|
4.0
|
5.0
|
|
Length(mm)
|
350
|
350
|
350
|
|
Current(A)
|
60-110
|
100-140
|
130-180
|
