Material : Body : Cast Iron , Ductile Iron , Bronze / Aluminum Iron, AISI304/316;
                         Disc : Cast Iron , Ductile Iron , Bronze , AISI304/316;
                         Seat : EPDM , PTFE , NBR , VITON ;
                         Stem : Stainless Steel,Carbon Steel;

Dimension: DN 50 - DN 600 (2" -- 24 ")

Design Std: ANSI/AWWA C504, EN593.

Features: PN10/16/25;.
  PTFE coating for both the valve body and flap
  excellent erosion resistance;
  Test to API598, ISO5208
  Exquisite appearance, various colors available;
  Full automatic accessories (pneumatic or electric drive unit)
  Top Flange：ISO5211.