It is used for welding of similar composition of Cr – Mo steel and other creep resistance steel. It is used in oil refineries, power plants, chemicals plants, fertilizer Industries. Materials to be welded are plate ASTM A387 Grade 9, Pipe/ Tube ASTM A 335 Grade 9, ASTM A234 Grade WP9 (fittings), ASTM A199 GradeT9, Forgings ASTM A182 Grade F9, ASTM A336 Grade F9, Cast ASTM A 217 GradeC12
1G 2F 3G 4G
15-20mm
Carbon Dioxide (CO2) shielding Gas Flow :20-25 Lit / Min
15 kgs. vaccum packed plastic spool.
| Element | C% | Mn% | Si% | S% | P% | Cr% | Mo% |
|---|---|---|---|---|---|---|---|
| Typical Values | 0.06 | 0.60 | 0.50 | 0.010 | 0.018 | 5.0 | 0.55 |
| Spec. Reqd | 0.05-0.12 | 1.25 Max | 1.00 Max | 0.030 Max | 0.040 Max | 4.0-6.0 | 0.40-0.65 |
| Property | U.T.S (N/mm²) | Y.S (N/mm²) | ELONGATION ( L = 4d ) % |
|---|---|---|---|
| Typical Values | 620 | 530 | 24 |
| Spec. Reqd | 550-690 | 470 Min | 19 Min |
| Diameter(mm) | Flat & Horizonta (A) | Flat & Horizontal (V) | Vertical – Up (A) | Vertical – Up (V) | Overhead (A) | Overhead (V) |
|---|---|---|---|---|---|---|
| 1.20 | 180-250 | 26-30 | 120-210 | 22-26 | 150-200 | 26-30 |
| 1.60 | 210-280 | 26-30 | 160-250 | 22-27 | 190-240 | 26-30 |