镧钨电极主要用于直流焊接，但用于交流焊接时也表现良好。
This tungsten is used primarily for DC welding but will also show good results for AC welding.
用途：用于镧钨、镧钼阴极材料，三元催化剂， 石油化工，汽灯纱罩添加剂，硬质合金，难溶金属等。
Uses: used Lanthanum tungsten, lanthanum molybdenum cathode materials, ternary catalysts, petrochemicals, gas lamps mantle additives, alloy, refractory metals.
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