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Butterfly-Valves

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We manufacture quality Butterfly valves and we can make customised butterfly valves also as per your request.

Butterfly Valve Butterfly Valve
  1. Shaft and Taper Pins
  2. Body
  3. Gland Bridge
  4. Packing gland Follower
  5. Shaft Packing
  6. Shaft Bearing
  7. Body Gasket
  8. Disc
  9. Seat
  10. Seat Backing Ring
  11. Seat Retainer Ring
  12. Range Locator Plate
  13. Disc Locating Shoulder
  14. Bottom Cover Gascut
  15. Bottom Cover Plate
  16. Thrust Washer

Features on Request

  • => Top Flange to ISO 5210
  • => Gear Operator
  • => Chain Wheel Operator
  • => Pneumatic Actuator
  • => Hydraulic Actuator
  • => Electric Actuator
  • => Position Actuator
  • => Limit Switches
  • => Locking / Interlock System
  • => PTFE Soft Switches
  • => Stem Protection
  • => Stem Extension
  • => Lantern Ring
  • => Extended Stufing Box
  • => Live Loaded Packing
  • => Drain Plug
  • => By Pass
  • => Ѳ Wafer and Lugged
  • => Din Connections

Standard Features

Description

  • EXTENDED NECK
  • INTEGRALLY CAST MOUNT PAD
  • ROCKER SHAPED GLAND BRIDGE
  • FLATTENED BODY BORE
  • DISC TAPER PIN

Design

  • API 600
  • BS 1414



Testing

  • API 598
  • API 6D
  • BS 6755


Certificates

  • EN 10204 - 3.1B

Rating

  • ASME B 16.34

Face to Face

  • ASME B 16.10

Marking

  • MSS-SP-25
  • CE-PED

Flanges

  • ASME B 16.5 FROM 2" to 8"
  • BW TO ASME B 16.25

NO. PART NAME MATERIAL
1 Shaft and Taper Pins 17-4-PH, 316 B SS,NITRONIC 50, KMONEL 500
1 Body CARBON STEEL, STAINLESS STEEL
2 Gland Bridge 17-4-PH, CARBON STEEL,STAINLESS STEEL
4 Packing gland Follower 316 STAINLESS STEEL
5 Shaft Packing PTFE GRAPHITE
6 Shaft Bearing 316 STAINLESS STEEL
7 Body Gasket PTFE GRAPHITE
8 Disc 316 STAINLESS STEEL, ENP, MONEL
9 Seat POLYMER, ELASTOMER
10 Seat Backing Ring STAINLESS STEEL
11 Seat Retainer Ring CARBON STEEL, STAINLESS STEEL
12 Range Locator Plate CARBON STEEL, STAINLESS STEEL
13 Disc Locating Shoulder 316 STAINLESS STEEL
14 Bottom Cover Gascut GRAPHITE
15 Bottom Cover Plate 316 STAINLESS STEEL
16 Thrust Washer STAINLESS STEEL

WAFER TYPE BUTTERFLY VALVE ASME CLASS 150
SIZE 2″ 2 1/2″ 3" 4" 5″ 6″ 8"
A 3 3/8 3 3/8 5 99/16 2 9/4 2 75/32 8 5/8
B 6 6 5 3/8 1 5/2 1 21/16 3 5/4 8 1/8
C 1 7/4 1 7/4 77/16 93/16 93/16 1 11/6 6 7/8
D 4 4 4 4 4 8 8
E 1 9/8 1 5/8 1 7/8 2 1/8 2 1/4 2 1/4 2 1/2
F 5/4 5/4 1 1/4 1 1/4 1 1/4 1 1/4 2
G NA NA NA NA NA NA NA
H 9/16 9/16 5/8 3/4 7/8 7/8 1 1/8
Q 1 5/8 37/16 1 1/4 49/16 1 9/4 4 5/8 1 19/16