Electrọde ịgbado ígwè dị ala
W107
GB/T E5015-C2L
AWS A5.5 E7015-C2L
Nkọwa: W107 bụ elektrọd ígwè dị ala nke nwere mkpuchi sodium dị ala nke nwere obere hydrogen.Jiri DCEP (electrode eletriki direct current positive) ma nwee ike ịgbado ọkụ n'ọnọdụ niile. Ígwè e tinyere n'ime ya ka nwere ezigbo ike mmetụta na -100°C.
Ngwa: Ejiri ya maka ịgbado ígwè dị ala dịka 3.5Ni.
Ngwakọta kemịkalụ nke ígwè weld(%):
| C | Mn | Si | Ni | S | P |
| ≤0.05 | ≤1.25 | ≤0.60 | 3.00 ~ 3.75 | ≤0.020 | ≤0.025 |
Njirimara mekaniki nke igwe weld:
|
Ihe nnwale |
Ike ọdụdọ Mpa |
Ike mmeputa Mpa | Ogologo% | Uru mmetụta (J) -100℃ |
|
Ekwere nkwa | ≥490 | ≥390 | ≥22 | ≥27 |
Ọdịnaya hydrogen nke ígwè e tinyere n'ime ya: ≤4.0mL/100g (usoro glycerin) ma ọ bụ ≤7.0mL/100g (usoro mercury ma ọ bụ gas chromatography)
Nnyocha X-ray: ọkwa I
Ugbu a akwadoro:
| （mm) Dayameta mkpanaka | 2.0 | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Ịgbado ọkụ ugbu a | 40 ~ 70 | 70 ~ 90 | 90 ~ 130 | 140 ~ 180 | 180 ~ 240 |
Rịba ama:
- A ga-emerịrị elektrọd ahụ maka otu awa na 350℃ tupu ịgbado ọkụ;
- Ọ dị mkpa ihicha ihe ndị ruru unyi, mmanụ, mmiri, na ihe ndị na-adịghị mma dị n'akụkụ ịgbado ọkụ tupu ịgbado ọkụ;
- Gbalịa iji obere ike ahịrị mgbe ị na-agbado ọkụ, ịgbado ọkụ ọtụtụ oyi akwa na ịgbado ọkụ ọtụtụ ngafe.
