Royalfil GS-91B9 is recommended for welding of ASTM A213-T91 tube, A335 – P91 pipe, A 182/A336 F91 forgings, A217 C12 A castings, A234 WP91 & A369 FP91 type material. Widely used for components such as headers, main steam piping and turbine castings, power generation plant, oil refineries, coal liquefaction and gasification plants.
1G 2F 3G 4G
15-20 mm
Carbon Dioxide (CO2) Shielding Gas Flow : 20-25 Lit / Min
15 Kgs. Vaccum packed plastic spool
| Element | C% | Mn% | Si% | S% | P% | Cr% | Ni% | Mo% | V% | Al% | Cu% | Nb% | N% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Typical Values | 0.090 | 0.70 | 0.30 | 0.010 | 0.016 | 9.0 | 0.50 | 1.0 | 0.20 | 0.015 | 0.050 | 0.040 | 0.050 |
| Spec. Reqd | 0.08-0.13 | 1.20 Max | 0.50 Max | 0.015 Max | 0.020 Max | 8.0-10.50 | 0.80 Max | 0.85-1.20 | 0.15-0.30 | 0.040 Max | 0.25 Max | 0.02-0.10 | 0.020 -0.07 |
| Property | U.T.S (N/mm²) | Y.S (N/mm²) | ELONGATION ( L = 4d ) % |
|---|---|---|---|
| Typical Values | 780 | 660 | 20 |
| Spec. Reqd | 620-830 | 540 Min | 16 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 |