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PFA-lined sight glass - 150 lb, DN15 - DN250
PFA lined sight glass complies with HG/T21622-1990 in design-manufacturing. The pipe material is A216/WCB while the glass used is hardened/quartz glass. The lining is fashioned from PTFE/PFA/PO/PP/PE/FEP. The nominal diameter is NPS 1-10 and the unit withstands pressures of 150lb to 300lb JIS-DIN. It is connected with flanges of ASME/ANSI 16.5 DIN-JIS. Inspection/testing class is HG/T21622-1990.