1.         Body:Cast iron/ductile iron

2.         Cover:Cast iron/ductile iron

3.         Big Float Ball:SS304

4.         Small Float Ball:SS304

5.         Sealing Gasket:NBR

6.         Cover:Cast iron

7.         Bolt:Stainless steel

8.         Design is according to ISO Standard

9.         Flange drilled :DIN .BS.ANSL