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Pneumatic diaphragm control valve

Pneumatic diaphragm control valve globe type

Applications: Control flow, pressure, temperature, etc

Structure type:single seat,double seat, sleeve,3-way,lined PTFE

Mediums: Water, Steam, Oil, Acid, etc

Wide sizes: 1/2''-20'' or larger

Many materilas:Cast Steel/Stainless Steel, WCB, WCC, WC6, WC9, 304SS, 316SS, etc

High Pressure:PN1.0-10.0MPa or ANSI 150Lb-2500Lb

Signal input: 4-20mA, 3-15psi

Flow Characteristics: Linear, Equal-percentage, Quick-open

Design & Manufacture std.: GB/T17213, IEC 60534,GB/T4213

Face to face std.: GB/T17213.3-2005, IEC60534-1:2000,ANSI/ISA.S75.15:1987, ANSI/ISA.S75.16:1987,

End connection std.: ASME B16.5, DIN2543,JIS B2212 etc.

Test std.: GB/T 17213.4-2005, IEC 60534-4:1999

Pressure Rating: JIS 10K, 20K, 30K; ANSI 150#, 300#, 600#; PN1.6, 2.5, 4.0, 6.4MPa

End Connection:Flanged: FF, RF, RJ, LG, ANSI B16.5, JIS B2201, Welded: SW, BW

Body Material:A216 WCB, A217 WC6, WC9, A351 CF8, CF8M, Alloy Steel available

Trim Material:304(STL), 316(STL), 316L(STL), 420, Hard Facing

Gland Packing:V-PTFE, PTFE, Graphite

Operating Temp.Standard: -17°C~230°C(-195°C~550°C)

Plug Characteristics:Linear, Equal Percentage

Control Mode:On-Off, Proportional

Valve Action:Air to Close, Air to Open

Seat Leakage:ANSI B16.104 Class IV,ANSI B16.104 Class V for Metal Seat Tight Shut Off,ANSI B16.104 Class VI for Teflon Soft Seat & Seal

Pneumatic diaphragm control valve