1. The application of wear-resistant leak-proof thermocouple is to use the stuck couple wire inside the thermocouple to prevent oil leakage or gas leakage. Suitable for high wear-resistant solid particles or fluids in production site, it is an indispensable temperature measuring device in oil refinery. 2, the main technical parameters Electrical export: M20X1.5NPT1/2 wear-resistant head hardness: HRC62-65 Protection grade: IP65 flast-proof grade: d‖BT4,d‖CT5 nominal pressure: 2.5MPa 3, models and specifications