The lever self-operated control valve adopts the eccentric design of the actuator and does not require a large actuator to reduce the overall weight of the valve.
Prouction Description
Self-operated control valve without external energy, the energy of the medium itself was transferred as a power source. Automatic control valve medium flow rate , the pressure stabilizing device of pressure valve to maintain constant widely used in the continuous gas natural gas production and transportation, city gas, metallurgy, petroleum, chemical and other industrial sectors.
TECHNICAL PARAMETERS
Nominal Size | DN15 ~ DN300 |
Pressure Rating | PN16/25/40; CL150(PN20)/300(PN50) |
Operateing Temperature | -29℃~ +538℃ |
Characteristics | Quickly open |
Rangeability | 30:1 |
Seat Leakage Class | ANSI B16.104: IV、V、VI |
Body Material | WCB/WCC/LCB/LCC;WC6/WC9;CF8/CF8M;4A/5A etc. |
Trim Material | 630/316/316+ST/316nitriding/316+Ni60/316+WC etc. |
Seal Material | PTFE+ graphite v-shaped packing, flexible graphite ring packing, graphite +PTFE braided packing etc. |
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