I-Nickel kunyeI-Electrode yokuWelda yeNickel Alloy
I-Ni307-4
GB/T ENi6093
I-AWS A5.11 ENiCrFe-4
Inkcazo: I-Ni307-4 yi-electrode esekelwe kwi-nickel ene-hydrogen sodium coating ephantsi. Sebenzisa i-DCEP (i-electrode yangoku ngqo)intle). Isebenza kakuhle kakhulu ekudibaniseni, inamandla okutsha aqinileyo, ayinamanzi amaninzi, kulula ukususa inkunkuma,
kunye ne-weld entle.
Ukusetyenziswa: Isetyenziselwa ukuwelda ii-alloys ze-nickel-chromium-iron, ezifana ne-Ni600, i-Ni800/800H kunye nee-superalloys ezifanayo okanye ezisekelwe kwi-nickel ezinobushushu obusebenzayo be-900 ° C. Ingasetyenziselwa neentsimbi ezinobushushu obuphantsi eziqulethe i-Ni3% ~ 9%, ezifana ne-ASTM A333, A334, A353, A522, Ukuwelda kwe-A553 kungasetyenziselwa ukuwelda kweentsimbi ezahlukeneyo phakathi kwe-Mo400, Ni825, intsimbi engagqwali kunye nentsimbi ye-alloy ephantsi.
Ukwakheka kweekhemikhali zesinyithi esijiyiweyo (%):
| 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 |
Iimpawu zoomatshini zesinyithi esijijekileyo:
| Into yovavanyo | Tensile strength I-Mpa | Unikeze Amandla I-Mpa | Ukwandiswa % |
| Iqinisekisiwe | ≥650 | ≥360 | ≥18 |
I-current ecetyiswayo:
| Ububanzi bentonga (mm) | 2.5 | 3.2 | 4.0 |
| Ukuwelda komsinga (A) | 60 ~ 90 | 80 ~ 110 | 110 ~ 150 |
Isaziso:
1. I-electrode kufuneka ibhakwe iyure e-1 malunga ne-300℃ ngaphambi kokuba isebenze nge-welding;
2. Kubalulekile ukucoca umhlwa, ioyile, amanzi, kunye nokungcola kwiindawo zokuwelda ngaphambi kokuba uwelda. Zama ukusebenzisa i-arc emfutshane ukuwelda.






