1.Pass: ISO9001 certification 2.fine after-sale services 3.small order accepted 4. ... . Our products conform to the standards of IEC584 -1and IEC-2. The EMF of Thermocouple wires inhabits excellent stability & accuracy. ... C -----1800 0C conforming to IEC 584-1, IEC 581-2, ASTM E 230, American standard ANSI MC 96.1 ... K, KP, KN, KPX, KNX, KCB, KCA T, TP, TN, TPX, ...