... 4.Patent product. Products purposeIt widely used for measuring the temperature of oxidizing, reducing and inert gas conditions, especially suitable for ... furnace50mm, 80mm, 110mmDiameter of protective pipe16mm, 25mmThickness of furnace wall200mm, 250mm, 300mmAtmosphere environmentsoxidizing atmosphere, vacuum, inert gasAssistant length100mmLength of connecting line5mSupport customized size Diboride ...