Tlaase AlloyHo tjheseletsa ka TšepeElektrode
J707Ni
GB/T E7015-G
AWS E10015-G
Tlhaloso: J707Ni ke electrode ea tšepe e matla e nang le motsoako o tlase e nang le sodium e tlase ea haedrojene. Sebelisa DCEP (electrode ea hona joale e tobileng e ntle) 'me e ka kopanngoa libakeng tsohle. Tšepe e kentsoeng e na le thepa e ntle ea mechini. Ha e bapisoa le electrode ea J707, tšobotsi e ka sehloohong ea J707Ni ke hore ho tiea ha mocheso o tlase le ho hanyetsa mapetso li ntlafalitsoe haholo.
Tšebeliso: E sebelisoa bakeng sa ho tjheseletsa meaho ea tšepe e nang le molo o tlase oa matla a lekanang, joalo ka 14MnMoVB, WEL-TEN70 le Japanese HW56 le meaho e meng ea tšepe e nang le molo o tlase oa matla a phahameng.
Sebopeho sa lik'hemik'hale sa tšepe e welded (%):
| C | Si | Mn | Ni | Mo | Cr | S | P |
| ≤0.10 | ≤0.60 | ≥1.00 | 1.80 ~ 2.20 | 0.40 ~ 0.60 | ≤0.20 | ≤0.030 | ≤0.030 |
Litšobotsi tsa mechini tsa tšepe e welded:
|
Ntho ea teko |
Matla a tšepe Mpa |
Matla a tlhahiso Mpa |
Ho lelefatsa % |
Boleng ba tšusumetso (J) | |
| -40℃ | -50℃ | ||||
|
E tiiselitsoe | ≥690 | ≥590 | ≥15 | — | ≥27 |
|
E lekiloe | 760 | 630 | 23 | 140 | — |
Tekanyo ea haedrojene e hasaneng ea tšepe e bolokiloeng: ≤4.0mL/100g (mokhoa oa glycerin)
Tlhahlobo ea X-ray ea I: Kereiti ea I
Khoeli e khothaletsoang:
| (mm) Bophara ba molamu | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) ho tjheseletsa hona joale | 60 ~ 100 | 100 ~ 140 | 140 ~ 190 | 190 ~ 250 |
Tsebiso:
1. Electrode e lokela ho besoa hora e le 'ngoe mochesong oa 350 ~380℃ pele ho ts'ebetso ea ho tjheseletsa;
2. Ho bohlokoa ho hlwekisa mafome, sekala sa oli, metsi le litšila likarolong tsa ho tjheseletsa pele ho tjheseletsa;
3. Sebelisa ts'ebetso e khutšoanyane ea arc ha u tjheseletsa. Tsela e moqotetsane ea ho tjheseletsa e loketse.






