Diaphragm Valves:
The basic construction of diaphragm valve is quite simple. It is composed of these principal units called body bonnetand diaphragm.

Advantages of diaphragm valves:
1. The most economical corrosion/abrasion resisting valve available today.
  - versatile body and diaphragm materials.
2. permanent bubble tightness against for slurry, fiber and gases.
  - resilient closure.
3. No contamination, The most suitable for the nuclear and food seruice.
  - no gland packing
4. Simple in-line maintenance
  - easy disassembly and reassembly can be made without remouing the body
  from pipeline.

TYPE 606
RUBBER LINED
TYPE 606
RUBBER LINED
TYPE 606 
TEFLON LINED


PINCH VALVE
TYPE 606
CF8, CF8m, CF3m
TYPE 606 
TEFLON LINED


TYPE 707
CERAMIC LINED
TYPE 608
PTFE DIAPHRAGM


DESCRIPTION OF FYA-P DIAPHRAGM VALVES
TYPE 606 Spare Parts List Tupe --Valid For Size Dn15~Dn2501-
Diaphragm Valves in Weir Type Handwheel Operated
Diaphragm  Configurations
TYPE 707 Spare Parts List Tupe  -Valid For Size Dn15~Dn150-
Spare Parts List Tupe Handwheel Operated
Diaphragm  Configurations
Pressure/Temperature Recommendations
FYA-P Weir Type Diaphragms
Installation/Operation/Maintenance
The History of the Diaphragm Valve

FENG YEH ACID-PROOF INSTRUMENTS INDUSTRIAL CO., LTD.
No. 22, Wu Chuan 2 Rd., Hsin Chuang City, Taipei Hsien, Taiwan
Tel:886-2-22992977  Fax:886-2-22992966
E-mail:b2306@ms38.hinet.net