20 Inch Wafer Butterfly Valve, A216 WCB, 150 LB, API 609

Discover a reliable 20-inch wafer butterfly valve supplier from China, offering DN500, PN20, Class 150 LB valves built to API 609 standards with ASTM A216 WCB body, A351 CF8M disc, 17-4PH stem, and RPTFE seat for superior performance.

Name: Wafer type Butterfly Valve.
Design: API 609.
Body: ASTM A216 WCB.
Disc: ASTM A351 CF8M
Stem: 17-4PH
Seat: RPTFE
Nominal size: 20 Inch.
Nominal class: 150 LB.
Connection ends: WAFER type.
Face to face: API 609
Test and inspection: API 598.

High Performance Butterfly Valve
Valve design: API 609
Double Offset
Soft Seat, Replaceable Seat
Fire Safe Seat Ring & Fire Safe Seat Insert: API 607
Valve design is sealing: Bi - Directional 

Type: Lug, wafer, double flanges

Valve Face to Face: API 609
Testing & inspection: API 598 - tight A

Body: Cast Material Carbon Steel, Stainless Steel, Alu. Bronze
Disc:  Stainless Steel, Alu. Bronze, Titanium Alloy
Stem: 17-4PH, ASTM A182 F51, MONEL K500
Seat: PTFE, RPTFE, PPL, TFM 1600
Operation: lever, Gearbox + HW

Operation: Manual Gear Operator with hand wheel + position indicator to be done ANTI-ACID paint coating