Pressure:Class150-Class1900Size:NPS 2-36Body material: WCB, LCB, CF8M, CF3M, CF8, CF3Seat material: PTFE/NYLON/PEEK/PPLApplicable temperature: ≤120℃(PTFE),≤80℃(NYLON),≤250℃(PEEK),≤250℃(PPL)Design and manufacturing: API 608, API 6DPressure test; API 598, API 6DStructural features: Integral valve structure, top entry structure