ZJH Series Pneumatic Diaphragm Control Ball Valve
Manufacturing & Processing Machinery Valves & Pumps & Compressors
MOQ:1 Piece(s)
Payment Method : T/T Paypal
Keywords:Control Valves Air Control Valves Pneumatic Valves pneumatic control valves pneumatic diapragm valves
| Product Category: | Manufacturing & Processing Machinery > Valves & Pumps & Compressors | Trademark: | COVNA |
| Product Package: | Each pneumatic control valve will be packed in foam and wooden box | Specifications: | |
| Place of Origin: | Guangdong, China | Port: | Shenzhen, China |
Features Of ZJH Series Pneumatic Diaphragm Control Ball Valve:
● Globe valve is driven by pneumatic control which could allow your automation easier and help your control the medium more precise
● Available in single-seat type and sleeve type for your choice
| Nominal Size DN (mm) | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | ||||
| 10 | 12 | 15 | 20 | ||||||||||||||
| Rated Flow Coefficient CV | High accuracy flow characteristic clack | 1.6 | 2.5 | 4.0 | 6.3 | 10 | 17 | 24 | 44 | 68 | 99 | 175 | 275 | 360 | 630 | 900 | 1440 |
| High capacoty flow characteristic clack | 1.8 | 2.8 | 4.4 | 6.9 | 11 | 21 | 30 | 50 | 85 | 125 | 200 | 310 | 440 | 690 | 1000 | 1600 | |
| Rated Stroke(mm) | 10 | 16 | 25 | 40 | 60 | 100 | |||||||||||
| Effective Diaphragm Area cm2 | 280 | 400 | 630 | 1000 | 1600 | ||||||||||||
| Inherent Regulation Ratio | 50:1 | ||||||||||||||||
| Nominal Pressure MPa | 1.6 / 4.0 / 6.4 | ||||||||||||||||
| Sevice Temperature | -100~-60℃; -200~-100℃; -250~-200℃ | ||||||||||||||||
| Ambient Temperature | -30~70℃ | ||||||||||||||||
| Air Supply Pressure KPa | 0.14 / 0.25 / 0.40 | ||||||||||||||||
| Spring Range KPa | 20~100(Basic type) / 40~200 / 80~240 | ||||||||||||||||
| Connection Thread | G1/4" , M16X1.5 | ||||||||||||||||
1. Major performance indexes shall be as shown in below table
2. Testing shall be conducted according to the specification of GB/T4213-92
| Serial No. | Technical Performance | Without Positioner | With Positioner |
| 1 | Basic Error | ≤±5% | ≤±1% |
| 2 | Return Difference | ≤3% | ≤1% |
| 3 | Dead Zone | ≤3% | ≤0.4% |
| 4 | Leakage | ZJHP Type: ≤1X10-4Rated Flow ZJHM Type:≤1X10-3 Rated Flow | |
| 5 | Rated Flow Coefficient | ≤±10% | |
| 6 | Inherent Flow Characteristic | Slope±30% | |
| Contact Name: | Miss Sherry Wong | Contact Email: | sa****s@covnavalve.com |
| Contact Job Title: | Owner | Contact Mob: | 137***011 |
| Contact Tel: | Contact Fax: | ||
| Address: | Building C, LongChang Micro Chuanyuan, No.26 Hantang Street | Website: | https://www.covnavalve.com |
Dongguan Pneumatic Components Co., Ltd. is a subsidiary of COVNA Industrial Automation Co., Ltd.
We specialized in automated valves with 20 years of experience, such as electric actuated valves, pneumatic actuated valves, and solenoid valves. We dedicated to providing high-quality solutions for global automation applications.
We have CE, ISO, SGS, FDA certificates and more than 30 patents. We are a manufacturer integrating R&D, design, production and sales, providing one-stop procurement solutions for major customers.
