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Valve body
Nominal Path: DN40-DN1000
Valve body material: ductile iron, WCB, 304, 316
Connection modes: pair-clamp, flange-type, lug-type pair-clamp
Pressure levels: PN1.0, 1.6, 2.5, 4.0 MPa
Structural form: eccentric structure
Valve components
Seat Seal: EPDM: -30 ~120 ~NBR:-30 ~80 ~PTFE:-30 ~140 ~VITON:-30 ~150 ~
Valve Plate Material: Ductile Iron Nickel Plating, Nylon Coating, Aluminum Bronze, 304, 316, 316L, 1.4529, 2507
Stem material: stainless steel 410, 304
Applicable media: water, liquid, gas, oil, powder, steam, acid-base corrosive media.
Design and Manufacture Standards
Design and Manufacture: GB/T12238-2008
Connection standard: JB/T 79.1-1994
Structural Length: GB/T12221-2005
Pressure test: GB/T13927-2008
Pneumatic actuator
Dual function: three-stage pneumatic actuator: 0 -45 -90 (order, please confirm the intermediate value)
Single function: turn off when gas source failure occurs, turn on when gas source failure occurs; 0 -45 -90 (order please confirm the median value)
