Introduction:For welding stainless steel structures of synthetic fibre, petrochemical equipment, combined steel plate and special steel.
Standard &Typical Chemical Composition of Deposited Metal (%)
|
Element
|
C
|
Mn
|
Si
|
S
|
P
|
Cu
|
Ni
|
Mo
|
Cr
|
|
Specification
|
≤0.04
|
0.5-2.5
|
≤0.90
|
≤0.030
|
≤0.030
|
≤0.75
|
12.0-14.0
|
≤0.75
|
22.0-25.0
|
|
Actual Result
|
0.033
|
1.23
|
0.65
|
0.009
|
0.021
|
0.15
|
12.70
|
0.10
|
24.40
|
Standard & Typical Properties of Deposited Metal
|
Test Item
|
Tensile Strength Rm (MPa)
|
Elongation A(%)
|
|
specification
|
≥520
|
≥25
|
|
Actual Result
|
610
|
37
|
Size and Current (AC,DC+)
|
Dia.(mm)
|
2.5
|
3.2
|
4.0
|
5.0
|
|
|
Length(mm)
|
250
|
350
|
350
|
350
|
|
|
Current(A)
|
F
|
60-80
|
90-110
|
120-160
|
150-200
|
|
V,OH
|
50-70
|
80-100
|
100-150
|
-
|
|
