Expendable Thermocouple Heads/Tips(Type S,R,B and Wre) ISO9001 Wire:Pt-Rh/ ... Dia.:0.04mm High accuracy,rapid reaction Expendable Thermocouple Heads/Tips( (Type S,R,B and Wre) It is uesd for ... four type are S,R,Band WRe Type. Type Model +leg -leg R QR-KR PtRh13% Pt S QR-KS PtRh10% Pt ... .ardboard (ID 18mm±1mm OD 30±1mm). Expendable Thermocouple Heads/Tips(Type S,R,B and Wre)