SPARC 309-SS is a heavy coated, rutile all position electrode depositing 25 Cr. and 12 Ni for welding of AISI 309 grade in cast or wrought form. Suitable for joinging high alloy and non alloyed steels,. Weld metal has excellent resistane to corrosion and temperature upto 1100 c typical applications include welding of AISI 309 type straight chrome and steel of unknown composition, building mild steels, wornout parts of wear resisting steels, clad side of stainless clad steels etc.
CLASSIFICATION & CODING
| CURRENT CONDITION DC(+)/AC
| TYPICAL WELD METAL PROPERTIES
| |||||
---|---|---|---|---|---|---|---|
Size (mm) | Amps |
Chemical Composition |
Mechnical Properties |
||||
Elements | % (Max) | ||||||
2.00 x 300 | 30-50 |
C | 0.05 | U.T.S | 65 kgf/mm2 | ||
AWS/A5.4: E309L-16 IS:5206 : E23. 12R26 | 2.50 x 350 | 50-80 |
Mn | 1.50 | Elongation | 35% min | |
3.15 x 350 | 80-110 |
Si | 0.45 | FN | 5-10 | ||
4.00 x 350 | 110-140 |
Cr | 23.0 | Impact (CVN) | 7 Kgf at 270 C | ||
5.00 x 350 | 140-180 |
Ni | 13.0 | ||||
S | 0.03 max | ||||||
P | 0.04 max |