Na'urar Walda ta Nickel da Nickel Alloy
Ni307-2
GB/T ENi6133
AWS A5.11ENiCrFe-2
Bayani: Ni307-2 lantarki ne da aka yi da nickel wanda ke da ƙarancin sinadarin hydrogen sodium. Yi amfani da DCEP (mai nuna wutar lantarki kai tsaye). Tunda walda tana ɗauke da wani adadin molybdenum, niobium da sauran abubuwan haɗin ƙarfe, ƙarfen da aka ajiye yana da kyakkyawan juriya ga tsagewa.
Aikace-aikace: Ana amfani da shi don walda gami da nickel-chromium-iron (kamar UNS N08800, UNS N06600), musamman ya dace da walda na ƙarfe daban-daban, walda mai canzawa da walda mai saman, kuma ana iya amfani da shi lokacin da zafin aiki yake 980 ° C, amma yana iya tsayayya da iskar shaka lokacin da zafin jiki ya fi 820 ° C Rage jima'i da ƙarfi.
Sinadarin sinadarai na ƙarfen walda(%):
| C | Mn | Fe | Si | Cu | Ni |
| ≤0.10 | 1.0 ~ 3.5 | ≤12.0 | ≤0.8 | ≤0.5 | ≥62.0 |
| Cr | Nb + Ta | Mo | S | P | Wani |
| 13.0 ~ 17.0 | 0.5 ~ 3.0 | 0.5 ~ 2.5 | ≤0.015 | ≤0.020 | ≤0.50 |
Kayan aikin injiniya na ƙarfe na walda:
| Gwaji abu | Ƙarfin tauri Mpa | Ƙarfin bayarwa Mpa | Ƙarawa % |
| An Garanti | ≥550 | ≥360 | ≥27 |
Shawarar da ake bayarwa:
| Diamita na sanda (mm) | 2.5 | 3.2 | 4.0 | 5.0 |
| Walda na yanzu (A) | 60 ~ 90 | 80 ~ 100 | 110 ~ 150 | 130 ~ 180 |
Sanarwa:
1. Dole ne a gasa wutar lantarki na tsawon awa 1 a kusan 300℃ kafin a fara aikin walda;
2. Yana da mahimmanci a tsaftace tsatsa, mai, ruwa, da ƙazanta a kan sassan walda kafin a yi walda. Yi ƙoƙarin amfani da ɗan gajeren baka don walda.










