Instruction and Application: Ultra-low carbon austenitic stainless steel embedded arc welding wire, with solder SJ660 deposit of metal impurity low elements C, S, P, etc. Mechanical properties and corrosion resistance are good.The welding process has good performance, easy to remove slag and low alloy.Suitable for welding of similar ultra-low carbon austenitic stainless steel, which can also be used for welding of stainless steel and carbon steel or low alloy steel.
Typical Chemical Composition of the wire (％)
|
C |
Si |
Mn |
S |
P |
Cr |
Ni |
δFe |
|
0.016 |
0.12 |
1.86 |
0.003 |
0.013 |
19.78 |
9.69 |
0.56 |
Typical Chemical Composition of the all-weld metal (％)
|
C |
Si |
Mn |
S |
P |
Cr |
Ni |
δFe |
|
0.028 |
0.27 |
1.36 |
0.007 |
0.018 |
19.21 |
9.41 |
0.51 |
Mechanical properties of all-weld metal
|
Temperature |
Tensile strength Rm(MPa) |
Yield strength Rp(MPa) |
Elongation A(%) |
Bending Test (GB/T 2653) |
|
Room temperature |
595 |
480 |
35 |
No Cracks |
Physical and chemical analysis of the flux (％)
|
|
Mechanical inclusion |
S |
P |
|
SJ660 |
0.14 |
0.018 |
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：HS308L/SJ601A
下一篇：HS316L/SJ601A
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