ASTM A105N Butterfly Valve, API 609, 16 Inch, Double Flanged

As a trusted high-performance butterfly valve provider from China, we supply robust flow control solutions engineered to meet API 609 standards. This double-flanged butterfly valve features a durable carbon steel ASTM A105N body paired with a high-strength 17-4PH stainless steel stem for exceptional reliability and long-term performance. Designed in a 16-inch (400 mm) size and rated for Class 150 LB, it ensures efficient sealing, smooth operation, and compatibility with a wide range of industrial and pipeline applications. Built for demanding environments, this valve delivers stable performance, corrosion resistance, and dependable shutoff capabilities.
 

Valve Description:
Name: Double Flange Type Butterfly Valve
Design: API 609
Body: Carbon Steel ASTM A105N
Disc: ASTM A351 CF8M
Stem: 17-4PH
Seat: RPTFE
Sizes: 16 Inch, DN400, 400 mm
Nominal Class: Class 150 LB
Connection Ends: Double Flange Ends
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, Aluminum Bronze
Disc: Stainless Steel, Aluminum 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