Instruction and Application: Austenitic - ferritic two-phase stainless steel embedded arc welding wire and flux, the metal impurities are low in content, mechanical properties and corrosion resistance are excellent.The welding process has excellent performance, easy to remove slag, the alloy element of the flux, and the metal ferritic content is suitable.Applicable to the welding of the austenite - ferrite duplex stainless steel 022Cr22Ni5Mo3N.
Typical Chemical Composition of the wire (％)
|
C |
Si |
Mn |
S |
P |
Cr |
Ni |
Mo |
N |
|
0.020 |
0.13 |
1.59 |
0.002 |
0.010 |
22.54 |
8.54 |
3.08 |
0.17 |
Typical Chemical Composition of the all-weld metal (％)
|
C |
Si |
Mn |
S |
P |
Cr |
Ni |
Mo |
N |
δFe |
|
0.022 |
0.18 |
1.51 |
0.005 |
0.011 |
22.50 |
8.43 |
3.03 |
0.16 |
46 |
Mechanical properties of all-weld metal
|
Temperature |
Tensile strength Rm(MPa) |
Yield strength Rp(MPa) |
Elongation A(%) |
Bending Test (GB/T 2653) |
|
Room temperature |
585 |
480 |
40 |
No Cracks |
Physical and chemical analysis of the flux (％)
|
|
Mechanical inclusion |
S |
P |
|
SJ606 |
0.15 |
0.019 |
0.020 |
All-welded metal radio-graphic testing:
According to NB / T 47103.2, The radio-graphic testing should not be less than class AB and the quality grade of all-welded metal should not be less than Class I at least.
Reference range (DC﹢)
|
Sizeφ（mm) |
Amperage (A) |
Volt (V) |
Speed (mm/min) |
|
φ3.2 |
400-450 |
28-32 |
520-580 |
|
Φ4.0 |
450-500 |
28-32 |
520-580 |
Notice:
1.Redry the flux at 300℃-350℃ for 1hours.
2.The welding consumables surface rust, oil and other impurities to be clean.
3.The welding slag must be cleaned up in the multi-pass welding. The inter-pass temperature should be controlled below 150℃.
上一篇：HS309LMo/SJ601A
下一篇：H308L/SJ661
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