The weld-in protective sleeve is used for the installation of thermocouples and resistance thermometers, for example when a sensor exchange is required without draining the system and/or pressure resistance is required. The protective sleeve with internal thread M18 x 1.5 (DIN 43763, form D1) is designed for temperatures from 0 to 400 °C. The outer diameter of the protective tube is 24 mm and is stepped down to 12.5 mm. The inner diameter and installation length are 7 x 65 mm with a total length of the protective sleeve of 140 mm. The dimensions given refer to the thermometers. Stainless steel 1.4571 is used as the protective sleeve material.
