HFM 22S
Basic coated electrode for creep resisting steels
Description & applications
Low hydrogen basic coated electrode with Cr and Mo for welding steels of similar chemical composition. Deposit resisting to temperature and creep up to 600°C. Highly resistant to hot gas and overheated steam.
For heat exchangers, tubes, steam boilers, overeaters...
Steels and pipes for boilers and pressure vessels:
EN : 17 CrMo 3 5 – 12 CrMo 19 5 – G X12 CrMo5
Werkstoff N° : 1.7332 – 1.7362 – 1.7363
ASTM : A387 Gr 5Cl1 et 2 – A199 Gr T5 – A182 Gr F5 – A213 G T5 A335 Gr P5 – A336 Gr F5 – A369 GrF5 – A217 Gr C5
Classification
| AWS A5.5 | AWS A5.4 | EN 1599 | ISO 3580 |
|---|---|---|---|
| E8018-B6 | E 502-15 | E CrMo5 B 42 | E5 Cr Mo B 20 |
Typical weld metal composition (%)
| C | Si | Mn | Cr | Mo | S | P |
|---|---|---|---|---|---|---|
| <0.1 | 0.4 | 0.8 | 5.0 | 5.0 | <0.025 | <0.025 |
All weld metal mechanical properties
| Rm (MPa) | Rp0.2 MPa | A5 (%) | Av - ISO - V |
|---|---|---|---|
| >590 | >460 | >20 | +20°C >70 |
Packaging data
| Dimension | 2.5x350 | 3.2x350 | 4.0x450 | 5.0x450 |
|---|---|---|---|---|
| Electr. / packet | 244 | 143 | 96 | 64 |
| Electr. / carton | 976 | 572 | 384 | 256 |
| Kg 1000 electr. | 20.5 | 35 | 68 | 102 |
| Packets / carton | 4 | 4 | 4 | 4 |
| Kg / packet | 5 | 5 | 6.5 | 6.5 |
| Kg / carton | 20 | 20 | 26 | 26 |
Amperes
| A | 80 | 115 | 150 | 190 |
|---|
