ASTM A995 4A Butterfly Valve, API 609, 20 Inch, CL 150, Lug

Leading ASTM A995 4A butterfly valve supplier in China offering high-quality 20-inch Class 150 LB DN500 PN20 valves. Featuring API 609 compliance, ASTM A182 F51 stem, A995 4A disc, and durable RPTFE seat with lug end configuration—ideal for industrial applications requiring reliable performance.

Tags:

• API 609 Butterfly Valve
• 20 Inch Butterfly Valve
• Class 150 LB Butterfly Valve

Name: LUG type Butterfly Valve.
Design: API 609.
Body: ASTM A995 4A.
Disc: ASTM A995 4A.
Stem: ASTM A182 F51
Seat: RPTFE
Nominal size: 20 Inch.
Nominal class: 150 LB.
Connection ends: LUG 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
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