TENGLONG SEALING PRODUCTS MANUFACTORY,Website:://.tenglongsealings.com, YUYAOYUYAO SUNPASS INTERNATIONALCAPILLARY THERMOMETER：Description:Indication Range:-50C up to 550C(-63F to 1022F)Case Nominal Diameter : 3"; 4"; 5"; 6"Case Material: Stainless SteelTemperature Probe Size: Φ 14mm x150mm, Φ14mm x 200mm.Immersion Tube Length:=<24MMax Pressure:Brass material of probe 1.6Mpa;Stainless material of probe 6.3Mpa. Theaded Connection :  1/2"; 1/4"; 1/8"; 3/8"; BSP, BSPT NPT or according to customers requirements.Accuracy:1.6-1%