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Factory wholesale Pneumatic Flow Control Valve Manufacturer - Diaphragm valve pneumatic actuator PTFE PFA Lined – Hoyee

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  • Factory wholesale Pneumatic Flow Control Valve Manufacturer - Diaphragm valve pneumatic actuator PTFE PFA Lined – Hoyee

Factory wholesale Pneumatic Flow Control Valve Manufacturer - Diaphragm valve pneumatic actuator PTFE PFA Lined – Hoyee

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Bear "Customer initially, High quality first" in mind, we do the job closely with our customers and supply them with efficient and skilled providers for Pneumatic Control Diaphragm Valve, Pneumatic Segmented Ball Valve, 1 Ball Valve With Pneumatic Actuator, We put genuine and health as the primary responsibility. We have now a expert international trade crew which graduated from America. We are your next small business partner.
Factory wholesale Pneumatic Flow Control Valve Manufacturer - Diaphragm valve pneumatic actuator PTFE PFA Lined – Hoyee Detail:

Pneumatic PTFE PFA Lined diaphragm valve specification

Pneumatic PTFE PFA Lined diaphragm control valve
Body type:		 straight through casting globe type
Fluoride (PTFE,FEP,PFA)  lined
Spool type: non-balanced single seat plug type
Nominal size: DN20~200,、 NPS 3/4〞~ 8〞
Nominal pressure: PN16 ~ 100、 CLASS 150LB ~ 600LB
Connection: flange: FF、RF、MF、RTJ
Welding: SW、BW
Flange dimension: According to to IEC 60534
Pneumatic PTFE PFA Lined diaphragm control valve
Bonnet type:		 Ⅰ:standard type（-29℃~150℃）
Packing: V type PFTE packing, flex. graphite packing, etc.
Gasket: Metal graphite packing
Actuator: Pneumatic: multi-spring diaphragm actuator, piston type actuator.

Material List

Component name Control Valve Material
Body/Bonnet WCB/CF8/CF8M/CF3M
Lined Material PTFE,FEP,PFA
Control Valve spool/Seat 304/316/316L Lined PTFE/FEP/PFA
Packing PTFE
Gasket PTFE
Diaphragm Cover Normal:Q235,Special:304
Diaphragm NBR with reinforced polyester fabric
Spring Normal:60Si2Mn,Special:50CrVa
Control valve stem 2Cr13/17-4PH/304/316/316L

Valve performance

Pneumatic PTFE PFA Lined diaphragm control valve                     Flow characteristic Linear, percentage, quick open
Allowable range 30: 1
Rated Cv value Percentage CV6.3~400 ，linear CV6.9~440
Pneumatic PTFE PFA Lined diaphragm control valve
Allowable leakage		 Soft seal:  VI grade（foam grade）
Leakage standard:  GB/T 4213
Pneumatic PTFE PFA Lined diaphragm control valve Performance
Intrinsic error(%) ±1.5
Return difference(%) ≤1.5
Dead zone(%) ≤0.6
Difference from beginning to end point(%) ±2.5
Rated travel difference(%) ≤2.5

Valve actuator specification

Pneumatic fluorine lined control valve
Type Method		 Pneumatic diaphragm actuator
PZMA-4~ PZMA-7
Multi-spring type
Usage Regulating type, ON-OFF type
Air supply pressure or Power supply voltage Air supply pressure (Spring range)
140（20～100）Kpa G
240 (40～200) Kpa G
280 (80～240) Kpa G
Connector Air pipe connector: RC1/4
Direct action Pressure increase, stem descend, valve close.
Reaction Pressure increase, stem ascend, valve open.
Input signal 40～20mA.DC（with positioner）
Lag ≤1%FS（with positioner）
Linear type 2%FS（with positioner）
Environmental temperature -10℃～+70℃
Pneumatic PTFE PFA Lined diaphragm control valve Accessories E/P, P/P valve positioner, filter regulator, valve converter, solenoid valve, limited switch
Non-standard accessories, need special customized notes.

Valve technical parameter

Nominal size, DN 20 25 32 40 50 65 80 100 125 150
Rated flow coefficient, Cv Percentage 8 12 20 32 50 70 100 200 240
Linear 5 10 16 25 38 63 80 120 220 300
Travel 16mm 25 mm 40mm 60mm
Pneumatic actuator
Diaphragm effective area, Ae (cm2)		 ZHA/B-22 ZHA/B-23 ZHA/B-34 ZHA/B-45
350 350 560 900
Action Spring range Pneumatic PTFE PFA Lined diaphragm control valve
Max. allowable pressure difference（MPa）
Air open 20-100KPa 1.16 0.7 0.44 0.28 0.18 0.17 0.11 0.07 0.07 0.05
40-200 KPa 3.34 2.14 1.31 0.84 0.53 0.51 0.33 0.21 0.22 0.15
80-240 KPa 6.4 4.99 3.05 1.95 1.25 1.18 0.78 0.5 0.51 0.36
Air close 20-100KPa 2.23 2.14 0.87 0.56 0.35 0.34 0.22 0.14 0.15 0.1
40-200 KPa 6.4 6.4 5.86 3.64 2.3 2.21 1.43 0.91 0.95 0.66
80-240 KPa 6.4 6.4 6.4 5.04 3.18 3.06 1.98 1.26 1.32 0.92
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Our team through qualified training. Skilled professional knowledge, powerful sense of support, to satisfy the support desires of consumers for Factory wholesale Pneumatic Flow Control Valve Manufacturer - Diaphragm valve pneumatic actuator PTFE PFA Lined – Hoyee , The product will supply to all over the world, such as: Bolivia, Switzerland, South Korea, Now we are sincerely consider to grant brand agent in different areas and our agents' maximum margin of profit is the most important thing we care about. Welcome all of the friends and customers to join us. We are ready to share win-win corporation.
    • Problems can be quickly and effectively resolved, it is worth to be trust and working together.
    5 Stars By Gladys from Eindhoven - 2018.06.03 10:17
    The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Colin Hazel from Chile - 2018.09.08 17:09
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