High control accuracy, good sealing performance, simple structure, strong versatility.
Product Descriptions:
High-pressure globe control valve is a top guided, plunger type high pressure single-seat pressure imbalance structure adopts new type pressure type floating valve seat, has high control accuracy, good sealing performance, simple structure, high universality and other characteristics, use of porous type pressing sleeve, greatly improving the internal parts of cavitation resistance, noise reduction performance. Suitable for the fluid flow control relatively harsh operating conditions.
Technical Parameters:
Nominal Size | DN25 ~ DN80 |
Pressure Rating | PN/160/250/CL900(PN150)/1500(PN260)/2500(PN420) |
Operateing Temperature | -196℃~ 593℃ |
Characteristics | Equal percentage, linear, quickly open |
Rangeability | 50:1 |
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 | Flexible graphite ring packing, graphite +PTFE braided packing etc. |
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