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 1200 (2" -- 48 ")

Design Std: ANSI/AWWA C504, EN593.

Flange : DIN PN6/PN10/PN16, DIN PN25,BS4504 PN10/PN16, ISO PN10/PN16, JISB2212 5K/10K/16K,                          BS10D,BS10E, ANSI B16.1.

Features: Stucture length comply with international standard , facilitate international sales.
  Body lining of rubber vulcanization ensure a stable driving torque
  Apply for single standard valve installation
  Test to API598, ISO5208
  lever , worm gear , pneumatic apparatus , electronic operation
  surface treament per electroplating , nylon plating coating , epoxy coating
  Top Flange：ISO5211.