Nickel da Nickel AlloyWaldaElektrode
Ni327-3
GB/T ENi6625
Bayani: Ni327 -3 lantarki ne mai tushen nickel tare da rufin sodium mai ƙarancin hydrogen. Yi amfani da DCEP (electrode na yanzu kai tsaye).tabbatacce). Karfe da aka ajiye yana da kyakkyawan ƙarfin lantarki, tauri da juriyar tsagewa, kuma yana da ƙarfi mai ƙarfi da juriyar tsagewa a zafin ɗaki da kuma zafin jiki mai yawa.
Amfani: Ana amfani da shi don walda na gami na nickel-chromium-molybdenum, musamman walda da saman ƙarfe na UNS N06625 da sauran nau'ikan ƙarfe da ƙarfe na nickel-chromium-molybdenum, kuma ana iya amfani da shi don walda ƙarfe na Ni9% a ƙarƙashin yanayin zafi mai ƙarancin zafi.
Sinadarin sinadarai na ƙarfen walda(%):
| C | Mn | Si | Cr | Ni | Mo |
| ≤0.10 | ≤2.0 | ≤0.8 | 20.0 ~ 23.0 | ≥55.0 | 8.0 ~ 10.0 |
| Fe | Cu | Nb + Ta | S | P | Wani |
| ≤7.0 | ≤0.5 | 3.0 ~ 4.2 | ≤0.015 | ≤0.020 | ≤0.5 |
Kayan aikin injiniya na ƙarfe na walda:
| Gwaji abu | Ƙarfin tauri Mpa | Ƙarfin bayarwa Mpa | Ƙarawa % |
| An Garanti | ≥760 | ≥420 | ≥27 |
Shawarar da ake bayarwa:
| Diamita na sanda (mm) | 2.5 | 3.2 | 4.0 |
| Walda na yanzu (A) | 50 ~ 70 | 80 ~ 100 | 110 ~ 150 |
Sanarwa:
- Dole ne a gasa na'urar lantarki na tsawon awa 1 a kusan digiri 300 kafin a fara aikin walda. Yi ƙoƙarin amfani da ɗan gajeren baka don walda;
- Yana da mahimmanci a tsaftace tsatsa, mai, ruwa, da ƙazanta a kan sassan walda kafin a yi walda.
3. Yi ƙoƙarin amfani da ƙaramin ƙarfin layi yayin walda, walda mai layuka da yawa da walda mai wucewa da yawa.










