Self - pressure balancing control valve
Self - pressure balancing control valve
Body Material: WCB, 304, 316
Valve Core Material: WCB, 304, 316
Bonnet Type: Standard type, normal temperature, high temperature type, low temperature type, heat dissipation type, bellows seal type
Pressure Level: PN16, PN25, PN40, PN64
Seat Structure: Single, pressure balanced, double seat
Flow Characteristics: fast open type
Action: valve front relief pressure type, valve relief type
Regulating Range: 15-3000kPa
Standard technical parameters
Valve type: single seat
Nominal diameter: DN20 - DN300
Nominal pressure: ANSI150, 300, 600LB
JIS10, 16, 20, 30, 40K
PN1.6, 2.5, 4.0, 6.4 MPa
Connection mode: flange: FF, RF, RJ and LG
Flange standard: ANSI B16.5, JIS B2201
JB/T79.1 PN1.6 MPa, JB/T79.2
Threads: DIN, NPT, RC, BSP, G, etc
Welding: GB12224-89
Sealing surface: PN16 convex surface, PN40, PN63, PN100 are concave surfaces
Materials: WCB, WCC, WC6, 304, 316, 304L, 316L
On the cover: standard (-20 ℃ ~ + 200 ℃)
Low temperature (-60 ℃ ~ 196 ℃)
Cooling type (-40 ℃ ~ 450 ℃)
Bellows seal type
Gland form: pressure plate type
Fillings: v-type fluoroteflon, flexible graphite
In the valve components
Valve core type: single cylinder type, pressure balance type, double seat, metal seal, soft seal, quick opening characteristics
Valve seat: 304, 316, 316L + STL
Actuator
Shape: multi-spring film actuator
Diaphragm material: reinforced polyester fabric with a rubber sandwich
Signal interface: internal thread M16 x 1.5
Performance
Rated KV: reference table
Traffic characteristics: fast
Action: pre-valve pressure control
Pressure control after the valve
Pressure adjustment range: reference table
Pressure control accuracy: plus or minus 8%
Leakage level: metal seal: less than 0.01 (ANSI b16.104-1976iv)
Soft seal: less than 0.00001%
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