wl10 wl15 wl20 lanthanum tungsten electrode
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Nanjing Free-Corrosive Metal Co., Ltd
WL10 WL15 WL20 lanthanum tungsten electrode
Tungsten Electrode Composition | ||||||
Designation | Composition | |||||
Dioxide | Dioxide in (%) | Impurities (%) |
| Color Mark | Standards | |
WL10 | La2O3 | 0.90-1.20 | ≤0.20 | Remainder | Black | ISO6848 AWS A5.12 |
WL15 | La2O3 | 1.40-1.60 | ≤0.20 | Remainder | Gold | ISO6848 AWS A5.12 |
WL20 | La2O3 | 1.90-2.10 | ≤0.20 | Remainder | Blue | ISO6848 AWS A5.12 |
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