Assembled by regulation valve parts and electric actuator of the product into the electronic type electric actuator type (DZ type), electric type (DP type), DZ type instrument or computer directly receives the control signal, DP type and supporting the use of servo amplifier, can realize automatic adjustment function, valve parts with large flow capacity, small pressure drop loss, open flexible and compact structure, the products can be widely used in metallurgy, electric power, chemical and other industrial sectors as fluid pressure, flow rate, bleeding etc..
valve body
Type: straight casting butterfly valve, through welding butterfly valve
Nominal diameter：DN50~4000 Nominal pressure：PN0.6MPa
Connection type: clamping type, flange connection, flange connecting convex body、
Valve plate material：WCB(SCPH2) CF8(304)、Q235A（SS41）
Stem material：2Cr13、304
Applicable temperature: room temperature type-40℃~250℃
Middle temperature type：-40℃~450℃
High temperature type-40℃~600℃
Flexible graphite, asbestos, asbestos braid packing。
Valve assembly
Spool type: Welding butterfly plate casting butterfly plate,
Flow characteristics: approximate equal percentage
Seal type: ordinary type, rear seat sealing, elliptic sealing
Leakage: ordinary type 5, type 4, 1000% back 3 per thousand elliptic
Adjustable ratio: 30:1
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