WT20 thoriated tungsten electrode
Chemical component
Type | Designation | Oxide Additive | Impurity Content | Tungsten | Color Sign | |||
Type | Content % | |||||||
Pure W | WP | / | / | <0.20 | Balance | Green | ||
WY | WY20 | Y2O3 | 1.8-2.2 | Blue | ||||
WC | WC20 | CeO2 | Grey | |||||
WT | WT10 | ThO2 | 0.8-1.2 | Yellow | ||||
WT20 | 1.7-2.2 | Red | ||||||
WL | WL10 | La2O3 | Black | |||||
WL20 | Light Blue | |||||||
WZ | WZ3 | ZrO2 | 0.2-0.4 | Brown | ||||
WZ8 | 0.7-0.9 | White | ||||||
Item name | Thoriated Tungsten Electrode | |||||||
Standard | ANSI/AWS A5.12/A5.12M-98 | |||||||
Diameter | Dia0.25-10 mm | |||||||
Length | 50mm-175mm etc | |||||||
Material | 99.95% W, WT, WY, WC, WL, WZ, etc | |||||||
Processing | Forging, Drawing, etc | |||||||
Packing | 10pcs / plastic box, as your demands | |||||||




