Electrode ea ho Welding ea Tšepe e Tlase ea Motsoako o Tlase
J707RH
GB/T E7015-G
AWS E10015-G
Tlhaloso: J707RH ke electrode ea haeterojene e matla haholo e nang le sodium e tlase ea haeterojene. Sebelisa DCEP (electrode ea hona joale e tobileng e ntle) 'me e ka kopanngoa maemong 'ohle. Ts'ebetso ea ts'ebetso ea ho tjheseletsa e ntle. Ho kobeha ho batang, ho hanyetsa mapetso le ho hanyetsa ho phatloha ha manonyeletso a tjheseletsoeng ho hotle. Tšepe e kentsoeng e na le polasetiki e ntle le ho tiea.
Tšebeliso: E sebelisetsoa ho tjheseletsa meaho ea khetla, 'me e boetse e loketse ho tjheseletsa meaho ea bohlokoa ea tšepe e matla ea Rp0.2≥590MPa.
Sebopeho sa lik'hemik'hale sa tšepe e welded (%):
| C | Mn | Cr | Si | Ni | Mo | S | P | S + P |
| ≤0.10 | 1.20 ~ 1.60 | 0.08 ~ 0.20 | 0.30 ~ 0.60 | 1.40 ~ 2.00 | 0.25 ~ 0.50 | ≤0.020 | ≤0.020 | ≤0.035 |
Litšobotsi tsa mechini tsa tšepe e welded:
| Ntho ea teko | Matla a tšepe Mpa | Matla a tlhahiso Mpa | Ho lelefatsa % | Boleng ba tšusumetso (J) -50℃ |
| E tiiselitsoe | ≥690 | ≥590 | ≥15 | ≥34 |
Tekanyo ea haedrojene e hasaneng ea tšepe e bolokiloeng: ≤4.1mL/100g (mokhoa oa mercury kapa chromatography ea khase)
Tlhahlobo ea X-ray: Kereiti ea I
Khoeli e khothaletsoang:
| (mm) Bophara ba molamu | 4.0 | 5.0 |
| (A) ho tjheseletsa hona joale | 160 ~ 180 | 180 ~ 220 |
Tsebiso:
1. Electrode e lokela ho besoa lihora tse 2 mochesong oa 400℃ 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.






