IDENTIFICATION
Getig 70SB2L, ER 70SB2L
CLASSIFICATION
AWS/SFA 5.28: ER 70SB2L, DIN 8575-84, SGCr Mo 1L
DESCRIPTION
Extra low carbon copper coated solid wires alloyed 1.25% Cr / 0.5% Mo intended for welding creep resisting steels of similar composition used in power generating plant operating at temperature up to 570°C. Deposited weld metal meets X-ray quality.
CHEMICAL ANALYSIS (RANGE) %
| C | Mn | Si | S | P | Cr | Mo | Cu |
| 0.05 max | 0.40-0.70 | 0.40 - 0.70 | 0.025 max | 0.025 max | 1.2 - 1.5 | 0.40 - 0.65 | 0.35 max |
MECHANICAL PROPERTIES (RANGE)
| TS (N/mm2 ) | YS (N/mm2 ) | EL (%) (L=4D) |
| 540 – 640 | 480 - 580 | 20 - 28 |
TYPICAL APPLICATIONS
In general usable on the following grades of creep resistant steels.
SHIELDING GAS : 99.99 % Argon, 7-12 l/min, and back purge
PREHEAT AND INERPASS TEMP : 135-165°C
WELDING CURRENT : DC (-)
PACKING PARAMETERS
| Size (mm) | Length (mm) | Packing / Pkt (kg) | Packing / Box (kg) |
| 1.6 | 1000 | 5 | 5 x 4 = 20 |
| 2 | 1000 | 5 | 5 x 4 = 20 |
| 2.40 / 2.50 | 1000 | 5 | 5 x 4 = 20 |
| 3.15 / 3.20 | 1000 | 5 | 5 x 4 = 20 |