... ")2. Diameter: 63--200 mm3. Materials: a) Body: FR.PP b) Disk: FR.PP c) Stem: Stainless steel 304 or SS 316 ... pressure and ambient temperature as follows:MaterialsPVC, UPVCABSPP, PP-R, FR.PPPVDF, PTFEWorking Temperature oC0-3536-600-3536-600-6061-950 ...