1.      Body:Cast iron/Ductile iron

2.      Bolts:Stainless Steel

3.      Ball valve:Brass

4.      Cover:Cast iron/Ductile iron

5.      Spring:Stainless steel

6.      Stem:Stainless steel

7.      Nut:Stainless Steel

8.      Plate:Q235

9.      Diaphragm:EPDM

10.    Needle valve:Brass

11.    Seat:Brass

12.    Gasket:NBR

13.    Flange end: EN1092-2, BS4504, DIN2532, ANSI B16, 10

14.    Working pressure: PN10/16/25,125/150/250 PSI

15.    Size: DN50-DN800 (2''-32'')