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Butterfly Valve

Bi-directional soft-sealing flange butterfly valve Double-eccentric bi-directional metal sealing flange butterfly valve Triple-eccentric metal hard-sealing flange butterfly valve Flange connected butterfly valve Flange connected butterfly valve Clamp butterfly valve Welded butterfly valve Theft-proof butterfly valve Rotary ball valve (Ball-type butterfly valve) Rotary ball valve (Ball-type butterfly valve) Ventilation butterfly valve

Gate Valve

Soft sealing gate valve (non-rising rod) Soft sealing gate valve (rising rod) Locking gate valve Closable theft-proof gate valve Magnetic encrypted theft-proof sealing gate valve Soft sealing gate valve with lock Special hand wheel anti-theft gate valve Special wrench locking valve Hard sealing gate valve Manual knife gate valve Manual knife gate valve Electric knife gate valve Pneumatic knife gate valve

Ball Valve

Side-mounted eccentric semi-ball valve Side-mounted eccentric semi-ball valve Top-mounted eccentric semi-ball valve Welded eccentric semi-ball valve Welded eccentric semi-ball valve (directly buried) Floating ball valve Floating ball valve Fixed ball valve All-welded ball valve All-welded ball valve (flange type, for heat supply only) All-welded ball valve (cylindrical, fixed) All-welded ball valve (directly buried with pre-thermal insulation) All-welded ball valve (directly buried, released)

Check Valve

Heavy-hammer hydraulic control check butterfly valve Accumulator type hydraulic control check butterfly valve Micro - resistance slow closing check valve Wafer Check Valve Swing non-return valve

Functional Valve

Piston type flow regulating valve Piston type flow regulating valve Full-pressure efficient exhaust and gulp valve GSP Compound exhaust valve Reducing valve 200X Remote control float valve 100X Diaphragm mud valve Piston type mud valve Put feed valve Put-down feed valve Y-shaped filter

Compensation Joint

Single-flange lapped limit expansion joint BF Double-flange limit expansion joint B2F Single-flange force transmission joint CF Double-flange force transmission joint C2F Disassemble double-flange lapped force transmission compensating joint CC2F Flexible rubber joint XTQ1 RF Metal bellows BW Compensator BCQ Single disc compensator (quick-connect flange) Tray expansion piece

Single-flange lapped limit expansion joint BF

Product overview

The device of lapped connecting pipe consists of a body, a seal ring and a compression member, which is used for absorbing the axial displacement and cannot withstand the pressure thrust. 


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Copyright 2018 LVDOU GROUP

Technical Support：PRCVM

Copyright 2018 Lvdu Group

Technical support：PRCVM