Pneumatic Control Valve
Pneumatic small flow control valve for dropping reaction processing
Pneumatic small flow control valve for dropping reaction processing
Small flow pneumatic control valve plugs are available in wide range of Cv values. The flow shut-off performance complies with the IEC or JIS standards. The actuator integrated with simplest mechanisms utilizes a compact yet powerful diaphragm actuator leaded with multiple springs.
Small flow pneumatic control valve is widely applicable for reliable control of small flows in high or low temperature, high pressure process lines.
Feature：
1. Top -bottom guided double seat control valve valve seat, good stability
2. The pneumatic linear actuator consists of a diaphragm housing
3. Large adjustable range, Inherent adjustable ratio 50
4.With Insulation jacket
5.control valve type: Single-seated type ,Sleeve type, double-seat type, 3-way type.
6.Actuator Accessories
- Top-fitted handwheel for emergency operation
- Positioner
- Limit switches
Main technical specification
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Nominal Diameter(mm) |
20、25 |
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Valve seat diameter Gg(mm) |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
12 |
15 |
20 |
25 |
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Rated flow coefficient Kv（Liner) |
0.04 |
0.08 |
0.12 |
0.2 |
0.32 |
0.5 |
0.8 |
1.0 |
1.2 |
2 |
4.4 |
6.9 |
11 |
|
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Rated Stroke L(mm) |
10 |
16 |
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Diaphragm Effective Area(cm²） |
200/280/400 |
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Spring Range Pr(Kpa) |
20~100、40~200、80~240(20~60、60~100） |
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Gas source pressure(Mpa) |
0.14、0.25、0.30 |
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Inherent flow Characteristics |
Equal percentage、Liner |
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Leakage class |
Metal valve plug:VI Class(Micro air bubble level） |
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Nominal Pressure PN(MPa) |
Mpa |
1.6,2.5,4.0,6.4(6.3)/2.0,5.0,11.0 |
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Bar |
16,25,40,64(63)/20,50,110 |
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Lb |
ANSI:Class150、Class300、Class600 |
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Upper bonnet form |
Room temperature |
-20~200、-40~250、-60~250 |
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The cooling type |
-40~350、-60~350 |
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High temperature |
350~595(high-temperature material) |
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Cryogenic |
-60~-100、-100~-200、-200~-250 |
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Regulating cut off type |
-40~150(Valve plug with PTFE) -60~200(Valve plug with reinforce PTFE) |
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FAQ
What are your prices?
Our prices are subject to change depending on supply and other market factors. We will send you an updated price list after your company contact us for further information.
Do you have a minimum order quantity?
Yes, we require all international orders to have an ongoing minimum order quantity. If you are looking to resell but in much smaller quantities, we recommend you check out our website
Can you supply the relevant documentation?
Yes, we can provide most documentation including Certificates of Analysis / Conformance; Insurance; Origin, and other export documents where required.
What is the average lead time?
For samples, the lead time is about 7 days. For mass production, the lead time is 20-30 days after receiving the deposit payment. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products. If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate your needs. In most cases we are able to do so.
What kinds of payment methods do you accept?
You can make the payment to our bank account, Western Union,LianlianPay or PayPal:
30% deposit in advance, 70% balance against the copy of B/L.
What is the product warranty?
We warranty our materials and workmanship. Our commitment is to your satisfaction with our products. In warranty or not, it is the culture of our company to address and resolve all customer issues to everyone’s satisfaction
Do you guarantee safe and secure delivery of products?
Yes, we always use high quality export packaging. We also use specialized hazard packing for dangerous goods and validated cold storage shippers for temperature sensitive items. Specialist packaging and non-standard packing requirements may incur an additional charge.
How about the shipping fees?
The shipping cost depends on the way you choose to get the goods. Express is normally the most quickest but also most expensive way. By seafreight is the best solution for big amounts. Exactly freight rates we can only give you if we know the details of amount, weight and way. Please contact us for further information.
Contact us
For inquiries about product technology, product purchases,catalogs, and quality.