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1 范围1.1本方法用光学高温计作标准仪器分度耐熔金属热电偶,并适用于不能暴露在氧化性气氛中的各种热电偶.这些程序,适合在800℃(1472°F)以上温度的热电偶分度。1.2本分度方法适合于下述热电偶组件1.2.1 1型一热电偶丝之间仅以真空、惰性气体或还原性气体作为电绝缘介质的裸丝热电偶组件。1.2.2 2型一热电偶丝之间用松动配合象单孔或双孔绝缘瓷管一类陶瓷绝缘件的热电偶组件.
1 Scope 1.1 This method uses an optical pyrometer as a standard instrument for graduated refractory metal thermocouples and for thermocouples that can not be exposed to an oxidizing atmosphere Suitable for use at temperatures above 800 ° C (1472 ° F) Thermocouple indexing. 1.2 This indexing method is suitable for the following thermocouple assemblies. 1.2.1 Bare wire thermocouple assemblies of type 1-type thermocouple wires that use only vacuum, inert gas, or reducing gas as the electrical insulating medium. 1.2.2 Type 2 thermocouple wire loosely fitted with a single-hole or two-hole insulation ceramic tube of a class of ceramic insulation components.