Chiwanikwa ChakadereraKushongedza SimbiElectrode
J707Ni
GB/T E7015-G
AWS E10015-G
Tsananguro: J707Ni ielectrode yesimbi ine simba rakawanda ine hydrogen sodium coating shoma. Shandisa DCEP (direct current electrode positive) uye inogona kusungirirwa munzvimbo dzese. Simbi yakachengetwa ine hunhu hwakanaka hwemakanika. Kana ichienzaniswa neelectrode yeJ707, chinhu chikuru cheJ707Ni ndechekuti kusimba kwayo tembiricha yakaderera uye kuramba kwayo kutsemuka kwavandudzika zvakanyanya.
Mashandisirwo: Inoshandiswa pakushongedza simbi dzine simba rakawanda dzine simba rakaenzana, dzakadai se14MnMoVB, WEL-TEN70 neJapanese HW56 nedzimwe simbi dzine simba rakawanda dzine simba rakaderera.
Kuumbwa kwemakemikari esimbi ye weld (%):
| 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 |
Hunhu hwesimbi ye weld:
|
Chinhu chekuyedza |
Simba rekusimba Mpa |
Simba rekupa Mpa |
Kureba % |
Kukosha kwemhedzisiro (J) | |
| -40℃ | -50℃ | ||||
|
Yakavimbiswa | ≥690 | ≥590 | ≥15 | — | ≥27 |
|
Yakaedzwa | 760 | 630 | 23 | 140 | — |
Kupararira kwehydrogen musimbi yakachengetwa: ≤4.0mL/100g (nzira yeglycerin)
Kuongorora X-ray: giredhi rekutanga
Inokurudzirwa yemagetsi:
| (mm) Dhayamita yetsvimbo | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Welding Current | 60 ~ 100 | 100 ~ 140 | 140 ~ 190 | 190 ~ 250 |
Cherechedza:
1. Electrode inofanira kubikwa kweawa imwe pa350 ~380℃ isati yashandiswa pakunamira;
2. Zvakakosha kuchenesa ngura, mafuta, mvura, uye tsvina pazvikamu zvekunamira usati wanamira;
3. Shandisa nzira pfupi yekupinza simbi pakusanganisa simbi. Nzira yakamanikana yekusanganisa simbi ndiyo yakakodzera.






