... is kind of pressure vessel which combine the inside glass fusion with the outside steel structure into one body. Its ... 53 Materilals: Stainless Steel SUS304, SUS316, SUS316L, Glass,Carbon steel, Glass lined,Metal Ti,Gr,Ni, Special metal,etcHeating ... heat conduction oil. The material contains 0Cr18Ni11Ti stainless steel, TA2 titanium, carbon steel, transparent borosilicate glass autoclave and so on ...