Nickel ndiNikeli Aloyi Kuwotcherera maelekitirodi
Ni307-4
GB/T ENi6093
AWS A5.11 ENiCrFe-4
Kufotokozera: Ni307-4 ndi electrode yochokera ku nickel yokhala ndi chofunda chochepa cha sodium. Gwiritsani ntchito DCEP (electrode ya direct current)zabwino). Ili ndi ntchito yabwino kwambiri yowotcherera ndi kuyaka kokhazikika kwa arc, kutayikira kochepa, kuchotsa slag mosavuta,
ndi chotchingira chokongola.
Kugwiritsa Ntchito: Imagwiritsidwa ntchito polumikiza zitsulo za nickel-chromium-iron, monga Ni600, Ni800/800H ndi zina zofanana kapena superalloys zochokera ku nickel zomwe zimakhala ndi kutentha kwa 900 ° C. Ingagwiritsidwenso ntchito pazitsulo zotentha kwambiri zomwe zili ndi Ni3% ~ 9%, monga ASTM A333, A334, A353, A522, Kulumikiza kwa A553 kungagwiritsidwenso ntchito polumikiza zitsulo zosiyanasiyana pakati pa Mo400, Ni825, chitsulo chosapanga dzimbiri ndi chitsulo chotsika.
Kapangidwe ka mankhwala a chitsulo chosungunula (%):
| C | Mn | Fe | Si | Ni | Cr | Mo | Nb + Ta | S | P |
| ≤0.20 | 1.0 ~ 5.0 | ≤12.0 | ≤1.0 | ≥60.0 | 13.0 ~ 17.0 | 1.0 ~ 3.5 | 1.0 ~ 3.5 | ≤0.015 | ≤0.020 |
Kapangidwe ka makina a chitsulo chosungunula:
| Chinthu choyesera | Kulimba kwamakokedwe Mpa | Mphamvu yobereka Mpa | Kutalikitsa % |
| Chotsimikizika | ≥650 | ≥360 | ≥18 |
Mphamvu yovomerezeka:
| M'mimba mwake wa ndodo (mm) | 2.5 | 3.2 | 4.0 |
| kuwotcherera panopa (A) | 60 ~ 90 | 80 ~ 110 | 110 ~ 150 |
Zindikirani:
1. Electrode iyenera kuphikidwa kwa ola limodzi pa kutentha kwa pafupifupi 300℃ isanayambe kuwotcherera;
2. Ndikofunikira kutsuka dzimbiri, mafuta, madzi, ndi zinyalala pazigawo zolumikizira musanalumikizane. Yesani kugwiritsa ntchito arc yayifupi kuti mulumikizane.






