Cartridge Rubber Seated Butterfly Valve In Wcb

PHOTO SHOWS SPECIFICATIONS AS BELOW
SIZE: 8″~14″
RATING: 200WOG
BODY: ASTM A216 WCB
DISC: ASTM A351 CF8
STEM: SS416 PINLESS
SEAT: NBR
ACTUATION: GEAR UNIT

GENERAL DESIGN SPECIFICATION

Size: 2″~48″.
Pressure Rating: PN6, PN10, PN16,PN20, 200WOG, 125LB, 150LB, JIS 5K 10K 16K 20K
General applications: Water. Oil. Gas.
Suitable temperature: -29℃~150℃
Design & Manufacture: API 609 are basic, ASME B16.34 ,other norms could be used according to orders.
F TO F dimensions: API 609, ASME B16.10,BS EN 558
Connection: Drilled as per ASME B16.5, EN 1092, JIS 5K-20K. BW, RTJ are available.
Safety design: anti-blow out stem.

TYPICAL MATERIAL LIST

BODY: ASTM A126 , ASTM A536, ASTM A216 WCB ASTM A395

DISC: ASTM A536, ASTM A395, ASTM A351 CF8, ASTM A351 CF8M, ALUMINIUM BRONZE (C95400, C95500), DSS F51, F53, F55

STEM: 13CR,SS304,SS316, DSS F51, F53, F55, XM-19, 17-4PH, INCONEL 718, MONEL K-500

SEAT: EPDM, NPR, VITON

OPERATOR: LEVER AND GEAR UNIT

OTHER SPECIAL MATERIALS ARE AVAILABLE TO CUSTOMIZE.

TEST AND INSPECTION

Inspection and approval norm: API598, API6D.

QUALITY CONTROL

100% Chemical analysis and mechanical test with raw materials of each heat numbers.
100% DPT test with the castings, partly MT or UT test, RT is always available if required.
100% hydraulic test with the shell and seal and low pressure air test.

GUATANTEE

SAVVY VALVES provide 12 months service life at least, free spares and maintenance instruction will be provided when required.

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What Is The Application Of A Cartridge Rubber Seated Butterfly Valve In WCB?

The cartridge rubber seated butterfly valve in WCB is widely used in water supply, HVAC systems, fire protection, and general industrial services due to its compact structure and reliable sealing. The “cartridge” seat design allows for easy replacement of the rubber seat without removing the entire valve from the pipeline, making maintenance quicker and more cost-effective. The rubber seat provides tight shutoff even under low pressure, reducing leakage risk. Constructed with a WCB (Weldable Cast B-grade carbon steel) body, the valve offers excellent strength and durability, making it suitable for medium-pressure applications and capable of withstanding harsh working conditions. Its lightweight, quarter-turn operation and cost-efficiency make it a preferred option for on-off and throttling service. This type of valve is particularly useful in systems where downtime must be minimized and long-term performance is critical. Regular inspection helps ensure optimal function and extends its service life.

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