PTFE Lined Centraline Wafer Anti Corrosive Butterfly Valve

• Driving Mode: Worm Gear
• Connection Form: Wafer
• Structure: Single-Eccentric Sealing
• Seal Form: Auto Sealed
• Valve Stem: Normal
• Work Pressure: Low Pressure (Pn<1.6mpa)
• Model NO.: D71F
• Working Temperature: Normal Temperature (-40°C<T<120°C)
• Material of Seal Surface: Soft Sealed
• Valve Body: Casting
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Size: DN50--DN1200
• Class: Pn10, Pn16, 150lb
• Lined: PTFE/Teflon
• Disc: PTFE
• Seat: PTFE
• Transport Package: Plywood Case
• Specification: DN50 to DN1200
• Trademark: aks
• Origin: Zhejiang
• HS Code: 8481804090
• Production Capacity: 500 Sets Per Day

Product Description

Sizes: 2 inch to 24 inch

Type: Wafer, Lug

Body: Cast Iron, Ductile Iron, 304SS, 316SS

Body Coating: Two Part Polyester Epoxy

Discs: 316SS with 3 mm PTFE Coating

***Now with PTFE Encapsulated Disc***

All Valves Are Internal Drive Without Bolts or Pins

Seats: PTFE Over EPDM, Buna N, or Viton

Stems: 304SS, 316SS

Stem Retention: Grooved Shaft with Retaining Plate

Bearings: Bottom - 1 PTFE Over Fiberglass, Top - 2 PTFE Over Fiberglass

Working Pressures: 90 psig Bi Directional, Dead End Service

Top Works: Pad and Stem ISO 5211

Available in ANSI, B. S. TE, PN10, PN16, and JIS10K Configuration

Design and Manufacture	API 609, MSS SP-67, BSEN 593
Structure Length Size	API 609, BSEN 558
Check & Experiment	API 598, API 6D
Pressure-Reference Temperature	ISO 5208, BSEN 12266