Flange type valve types are generally divided into general cut-off valve, needle valve, angle type needle valve, instrument needle valve, bellows needle valve, valve group, etc.. Needle valve sealing good, long life, even if the sealing surface is damaged, it only need to replace the vulnerable parts, you can continue to use.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.
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