Nominal diameter: 40、50、65、80、100、150mm
Nominal pressure: ANSI 125、150、300、600 JIS 10、16、20、30、40K PN1.6、4.0、6.4MPa
Connection type: flanged: FF、RF、RJ、LG、groove-type, embedded
Flange standard: JIS B2201-1984、ANSI B16.5-1981、GB/T9112～9124-2000
Welded connection: Scarf weld SW（40～50mm） Butt welding BW(65～200mm)
Material: cast steel（ZG230-450）、cast stainless steel （ZG1Cr18Ni9Ti、ZG1Cr18Ni12Mo2Ti、ZG00Cr18Ni12Mo2Ti）、titanium
Upper cover: normal temperature: （P）：-17～+230℃
Extended Ⅰtype:（E1）：-45～-17℃ +230～+566℃
Extended Ⅱtype:（E2I）：-100～-45℃
Extended Ⅱtype:（E2W）： -196～-100℃
Notes: working temperature should not exceed the allowed range of all kinds of materials
Gland type: bolt clamp
Filler: V-type PTFE、PTFE asbestos、asbestos braided、graphite
Internal components of valve
Valve spool type: single-seat piston-type cartridge
Flow characteristics: metal valve seat, equal percentage（%）and linear（L）, reference flow characteristic curves
Soft valve seat: metal valve seat, equal percentage（%）and linear（L）, reference flow characteristic curves
Notes: about the working temperature and pressure difference of PTFE valve seat, reference flow characteristic curves
Material: stainless steel（1Cr18Ni9Ti、1Cr18Ni12Mo2Ti、17-4PH、9Cr18、316L）、stainless steel alloy welding division、titanium and corrosion-resistant alloys
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