GYL-21200 series Top Guided Single Seated Control Valve
GYL-21200 have the most comprehensive trim type,valve cage pressure type.it’s capable to stabilize and fix seat ring,and remove the lateral pressure from the fluid’s unilateral flows,and seat ring have a Quick release feature for seat ring is pressed into by valve cage.to be have examine and repair, maintenance more convenient.It’s more stability in the control moves for shorten the distance from valve guide to seat ring.
Technology brief introduction
◆ Valve body structure Throughway Large Cavity
Valve size 3/4″～8″
Valve specification ANSI Class150、300、600
JB1.6、4.0、6.4Mpa
JIS10K、30K、40K
◆ Body connections
Flanged（FF、RF、RJ）
Thread(used to valve that 1 " below small size)
Weld ends(special condition or 2 " below to be SW, 21/2" above to be BW)
◆ Bonnect type suitable temperature range
Standard type: -45～350 ℃
Fin type: -45～500 ℃
Extension type: -196～45 ℃
◆ Gland packing R.TFE V-RING, GRAFOIL
Gasket Grooved metal gasket(stainless steel SUS316L,alloy steels)
Spiral wound metal (stainless steel SUS316 with Grafoil)
Flow characteristics: Linear,Equal percentage. quick opening
◆ Actuator Pneumatic type: Multi-Spring type Actuator L4000 series
Single-Spring type Actuator L5000 series
Pneumatic Cylinder type Actuator L6000 series
Electronic type Solid state electronic type 3610L series
Solid state electronic type PSL series.
Electric Motor type 3410L series; UNICZ series
◆Standard close grade CLASS Ⅳ(standard type, metal seat)
CLASS V (optional type, soft seat)
Flow direction Upwards by seat ring |
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