E 80 18–B2L–H8
AWS/ASME SFA–5.5:E CrMo 1 B 20+
DIN 8575 :E CrMo 1 B 42 H10
EN 1599 :Application/properties:
Basic electrode with low carbon weld metal , suitable for welding creep resistant steels (pressure vessels, boilers and pipes) up to 570°C. Heat treatment will be based on the base metal.
| C | Si | Mn | Cr | Mo |
|---|---|---|---|---|
| <0.05 | 0.45 | 0.80 | 1.1 | 0.45 |
| Tensile Strength ( N/mm 2 ) | Yield Strength ( N/mm 2 ) | Elongation A4 %) | Impact energy (J) ISO - V 20°C+ | Heat treatment |
|---|---|---|---|---|
| >550 | > 460 | 22 | 150 | 1 h at 690°C |
| Welding Parameters | ||
|---|---|---|
| Diameter (mm) | Length (mm) | Amperage (A) |
| 2.5 | 350 | 60 – 85 |
| 3.25 | 450 | 100 – 130 |
| 4.0 | 450 | 140 – 180 |
| 5.0 | 450 | 190 – 230 |
| DIN Standard | 13CrMo 44, 15 CrMo 5, 16 CrMo 44, 22 CrMo 44, 24 CrMo 5, GS- 22 CrMo 54, GS – 17 CrMo 55 |
| EN Standard | 13CrMo 4-5, 15 CrMo 5, 42 CrMo 4, 16 CrMoV 4, 25 CrMo 4, 24 CrMo 5, G22 CrMo 5-4, G17 CrMo 5-5 |
| ASTM Standard | A193 Gr.B7; A335 Gr.P11 a. P12; A217 Gr. WC6. |
required at 300°C to 350°C for 2 hours.
