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- CROMOTHERME-9 (15)
Electrodes for Creep Resisting Steels
CROMOTHERME-9 (15)
AWS: SFA 5.5 E8018-B8
EN ISO CODE:
A low hydrogen electrode yielding 9Cr - 1 Mo deposit having excellent creep o o strength up to 600 C and resistance to oxidising atmospheres up to 700 C. It is used for welding similar composition plates, pipes, forging and tubes. Typical applications include welding of A387 Gr.9 plate, A335 P9 pipe, A217 C12 castings, A213 T9 tubes etc.
Approvals
CHEMICAL COMPOSITION OF ALL WELD METAL (%)
| Element | C | Mn | Si |
S |
P | Cr | Mo |
| Percent | 0.06 | 0.60 | 0.40 | 0.020 | 0.023 | 9.10 | 1.00 |
MECHANICAL PROPERTIES OF ALL WELD METAL
(PWHT : 740°C FOR 1 HR)
| UTS | YS | Elongation |
| (MPa) | (MPa) | (L= 4d)% |
| 580 | 490 | 21.0 |
CURRENT AND PACKING DATA: DC (+)
| Size (mm) | 5x450 | 4x450 | 3.15x450 | 2.5x350 |
| Current Range (Amps) | 180-240 | 140-180 | 100-130 | 70-100 |
| Qty. (Pcs./Carton) | 35 | 55 | 75 | 100 |
Electrodes for Creep Resisting Steels
