K Type thermocouple with metal sheath or lead cable is widely used in aviation, nuclear, petroleum, chemical, metallurgical, mechanical,electrical and other industrial sectors and scientific fields; K type is usually used with indicator, recorder, controller, and computer and other devices. K type can direct measure a variety of liquid, steam& gas and solid surface temperature from 0℃ to 1300℃. Especially suitable to be installed in special miniaturized temperature place with narrow pipeline, bending and rapid response required.