Export:Korea,Denmark. Feature:with clamp and flange Valve body : Forging or Casting Valve disk: Forging or Casting Zhengyu Sanitary Flange Butterfly Valve with clamp and flange1 .Material :SS304,SS316,SS316L(cast or forged)2. Standard: DIN,SMS,ISO,IDF,RJT.3A3. Size:DN25-DN100,1"-4"4. Sealing material: EPDM, Silicone, Viton5. Operation : Available for pull handle 4 position and gripper handle 12 ...