This valve modulates the flow by the plug that reciprocates in the centerline direction of the pipeline to increase or minish the outlet section.There are four types of outlets:E type is suitable to throttle the flow;F type is suitable to open and close;S&L type are suitable to modulate the flow.The motor operation type is suitable to be used as automatic modulation type to modulate the flow in the pipe line.
Suitable material: |
water、sea water |
Standard: |
Q/TF-B27L.01、BS、ISO、DIN |
Nominal |
PN0.6-1.6MPa |
Nominal pressure: |
DN250-2000MPa |
Suitable temprature: | ≤80℃ |
Main material: |
grey cast iron, ductile cast iron,alloy cast iron |
Flange dimension: |
BS4504,IS02531,IS02531 and other standards conforming to the requirements |
Sealing material : |
rubber-stainless steel |
Leakage: | GB/T 13927 (ISO05208)Class A |
Drivinf type | manual、motor、hydraulic |
Name of parts |
Material of parts |
Body flange |
Cast iron/duetile iron/carbon steel |
Piston gate |
Stainless steel |
Stem |
Stainless steel |
Body sealing ring |
Brass |
Piston gate sealing ring |
NBR |
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