Double Spring Type Safety Valve
Pressure: 150LB-1500LB
Size:2 inch – 24 inch
Medium: Water, Oil, Gas, etc.
Material: SS316, SS304, WCB, etc
Structure type: one piece, two piece, three piece,
Bore: Full bore, Reduced bore,
Operation: lever, gear, pneumatic, electric.
Standard:
Design: API6D, API608
Ends: ASME B16.5, ASME B16.25
Test: API598
Specifications:
Integral body design, double block and bleed, high strength integral stem design, precisely guaranteed ball location, anti-blow-out stem design, fire safe design on stem, greatly avoided leakage, anti corrosion, low friction coefficient bearing, bi-direction seal, anti-static design, low torque and easy operation,
Features:
1, High performance Nylon and PEEK seat, grantees sealing under low pressure
2, Sealant injection can guarantee the seal of the stem and seat under emergency
3, Adopt unique adjusting seat ring design (seat ring is able to move forward & backward), enables to change stem, ball, seat ring, and seal on-line.
4, Equipped with mounting plate, convenient in mounting actuator anytime
5, Fire safe. When seat is destroyed in fire, the metal seat ring will contact the ball to provide sealing.
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