詳細內容：PRODUCT NAME STANDARD Specification AWS JIS KS SF-71 E71T-1 YFW-C50DR All position for CO2 gas SF-71LF E71T-1 YFW-C50DR All position for CO2 gas (Low-Fume Type) Supercored 71 E71T-1 YFW-C502R All position for CO2 gas Supercored 71H E71T-1,E71T-9 YFW-C502R All position for CO2 gas (Tensile strength Type) Supercored 71MAG E71T-1M/-9M YFW-A502R All position for mixed gas SF-71MC A5.20 E71T-1/-1M/-12/-12M All position for CO2 gas or mixed gas SF-70MX E70T-1 YFW-C50DM High Efficiency Electrodes (Fillet Type) for Metal System SC-70H Cored E70T-1/-9 YFW-C502M High Efficiency Electrodes for Metal System Supercored 70MXH E70T-1 YFW-C50DM High speed Electrodes for Metal System(Twin-tandem type) SC-70T Cored E70C-3C YFW-C50DM All Position for Thin Plate of Metal System SC-70Z Cored A5.18 E70C-G Zinc Galvanizing steel plate for Metal System Supercored 70NS E70C-6M YFW-A50DM Mixed gas for Metal System Supercored 70B E71T-5MJ YFW-A502B Basic for low Hydrogen System (Mixed gas type) Supercored 70SB E71T-5 YFW-C502B Basic for low Hydrogen System (CO2 gas type) SC-EG2 Cored EG70T-2 YFEG-22C Electro gas electrodes