In structure, design as follows: Gate valve stem is only landing and taking off without rotation, effectively reduces the vice sealed wear, packing wear and tear on the seals; Side flange is equipped with a grounding screw to avoid static ***rks; Stem confined to exposed parts with plexiglass cover for the dust and oil.
Technical parameters:
Body material: 1Cr18Ni9Ti Nominal pressure PN (***) 1.6-4.0 Nominal diameter DN (mm) 15-500 describes the performance characteristics of a good sealing performance, operation light flexible, safe and reliable, long life etc. |
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