Stainless Steel Mirrors

Teng Kwong valve endoscopy, RS with neck endoscopy, SJ-WJ without cervical endoscopy equipment, stainless steel mirrors, tee mirrors, four-way mirrors, windows straight endoscopic material steel borosilicate glass quartz glass nut bolt 20 # 304 304L 316 316L Gasket NBR Gasket PTFE gasket metal gasket graphite gasket sealing surface raised face (RF) plane (FF) convex surface (MFM) tongue and groove (TG) Flange standard HG GB HGJ JB ANSI JIS DIN BS NF manufacturing testing standards HGJ501-502-86 temperature carbon steel: -30 ℃ ~ + 350 ℃ stainless steel: -80 ℃ ~ + 480 ℃ temperature toughened glass borosilicate glass: ≤180 ℃, Quartz glass: 1000 ℃ tempered borosilicate glass pressure glass: ≤3.0MPa quartz glass: ≤10.0MPa tempered borosilicate glass tube: <1.0MPa quartz glass tube: <1.6MPa allow rapid change temperature <60 ℃ outer steel: anti-corrosion paint stainless steel: pickling treatment or anti-corrosion paint