Azbil Corporation No. SS2-8113-0310 - 5 - Table 4 The valve body material is stainless steel (SCS13A/A351CF8) .. Valve plug .. Seat ring SUS316 Stellite SUS304 Stellite SUS316 Stellite face SUS304 Stellite face General Oil-free .. Valve stem SUS316 .. Guide ring, cage Same as valve plug and seat ring .. Seat gasket Without SUS316(PTFE coating) .. Bonnet gasket SUS316 SUS316(PTFE coating) Table 5 The valve body material is stainless steel (SCS14A/A351CF8M) .. Valve plug .. Seat ring SUS316 Stellite SUS316 Stellite face General Oil-free .. Valve stem SUS316 .. Guide ring, cage SUS316 Stellite .. Seat gasket Without SUS316(PTFE coating) .. Bonnet gasket SUS316 SUS316(PTFE coating) 1 6