... 0.128%t 1 0.1;0.25;0.5 1200-1800 ≤±0.25%t 2 0.1;0.25;0 ... .5 1200-1800 ≤±0.50%t4. General instruction of products and cautions ... thermocouple wire, from head to heel, should ≤±40 mv at 1200.d. Ductility: After stable anneal, the thermocouple wire can wrap itself ... wire.i. WRe3-WRe25 thermocouple should match with the Type D calibration indicator to monitor the temperature. Now in China ...