Qingdao Etrany Machinery Technology Co., Ltd.
| applicable medium | Air, water, oil, vapor |
| Packing | Standar Packing |
| Body material | WCB |
| port size | 4 Inch, 1/4 in, 2 inch, 3 in, 1 in, 3/4 in, 1/2 in |
| Product name | Pneumatic Flange Ventilation Damper Butterfly Valve |
| Valve standard | ASME B16.34 , DIN , GB |
| Sealing mode | Hard seal |
| Type | Butterfly Valve |
| temperature of media | High Temperature, Low Temperature, Normal Temperature |
| customized support | ODM, OEM |
| Air Supply Pressure | 2.5 to 8bar |
| media | Gas |
| Control Mode | Double Acting or Single Acting(Spring Return ) |
| structure | Butterfly |
| power | Pneumatic |
| structural style | Vertical plate |
| application | Other |
| warranty | 1 Year |
| Place of Origin | Zhejiang, China |
| Brand Name | ETRANY |
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Product Specification
| applicable medium | Air, water, oil, vapor | Packing | Standar Packing |
| Body material | WCB | port size | 4 Inch, 1/4 in, 2 inch, 3 in, 1 in, 3/4 in, 1/2 in |
| Product name | Pneumatic Flange Ventilation Damper Butterfly Valve | Valve standard | ASME B16.34 , DIN , GB |
| Sealing mode | Hard seal | Type | Butterfly Valve |
| temperature of media | High Temperature, Low Temperature, Normal Temperature | customized support | ODM, OEM |
| Air Supply Pressure | 2.5 to 8bar | media | Gas |
| Control Mode | Double Acting or Single Acting(Spring Return ) | structure | Butterfly |
| power | Pneumatic | structural style | Vertical plate |
| application | Other | warranty | 1 Year |
| Place of Origin | Zhejiang, China | Brand Name | ETRANY |
High Temperature Resistant Carbon Steel Structure Adopt carbon steel WCB valve body with metal hard sealing design, no rubber sealing part, safely withstand working temperature up to 450℃, perfectly applicable for hot air, flue gas, dusty exhaust and other high-temperature industrial medium.
Complete Pneumatic Control Assembly Equipped with double-acting pneumatic actuator, matched solenoid valve and limit switch, support remote PLC automatic switch control, real-time feedback of valve opening & closing status, easy to connect with industrial intelligent control system.
Low Flow Resistance & Precise Air Regulation Large-diameter circular flange design brings small ventilation resistance and large flow capacity, the valve can stay at any opening angle to realize accurate adjustment of air volume, meet the requirements of pipeline cut-off and flow regulation.
Standard Flange Connection with Stable Sealing Follow national standard round flange connection, firm bolt installation, excellent pressure and wind resistance performance, effectively prevent gas leakage in high-pressure ventilation pipelines, convenient for on-site installation and maintenance.
Wide Industrial Application & Custom Support Widely used in industrial dust removal, waste gas treatment, boiler flue gas exhaust, HVAC ventilation, drying equipment, metallurgy and cement industry; we accept OEM customization for valve material, actuator type and flange standard.
Qingdao Yida Tongtu Machinery Technology Co., Ltd., in the beautiful coastal city of Qingdao. Specializing in high-growth ventures such as valves and power equipment, the company is dedicated to providing comprehensive solutions for industries including petroleum, chemicals, and water utilities, empowering clients to grow and achieve success.
We are a cutting-edge trading enterprise specializing in one-stop industrial valve matching, deeply cultivating gate valves, globe valves, ball valves, check valves, butterfly valves, etc. Our main products include American standard API, German standard DIN, and Japanese standard JIS, suitable for various industries such as chemical, petroleum, gas, power, metallurgy, etc.
We selects qualified factories from the source, strictly controls product quality, adheres to the direct supply mode, and relies on the advantages of a streamlined and efficient team to achieve rapid implementation of customer demands. At the same time, we can provide customers with standard spot goods, non-standard customization, OEM, project batch matching, and a complete set of export documentation services, becoming a long-term stable valve procurement partner for customers with professionalism, reliability, and high cost-effectiveness.
Company Details
Business Type:
Trading Company
Year Established:
2026
Total Annual:
3million-5million
Employee Number:
20~50
Ecer Certification：
Verified Supplier
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