快穿之奶汁尤物h婉婉,成品视频直播软件推荐哪个好用,无限看在线观看免费视频,a片扒开双腿进入做视频

Product model: D343W/H
Nominal Path: DN40~2000mm
Nominal pressure: PN0.6-4.0 MPa
Applicable temperature: - 29 ~ 425 C
Applicable media: water, steam, oil, etc.
Valve body material: carbon steel, stainless steel
Seat Material: Stainless Steel, Stellite Alloy, Tungsten Carbide, Nickel Alloy, Monel
Valve plate material: carbon steel, stainless steel, alloy steel
Connection mode: flange type
Driving mode: worm gear drive, electric, pneumatic and hydraulic

Performance characteristics

1. Unique structure, small and portable, flexible operation, labor-saving and convenient

2. Reliable seal, gas seal without leakage

3. Flow characteristics tend to have the best linear regulation.

4. Using the principle of three eccentricities, the sealing surface is nearly zero and the service life of the valve is prolonged.

5. Wide range of applications. For example, it can be used in water, steam, oil, air, gas and other media.

6. Suitable for different temperature and pressure grade below 6.4 MPa, corrosion resistance and other medium pipelines.