Standard: AWWA/ANSI class**5/**0, DIN****-F1 PN*0/PN*6, and BS***2
Size Range: 1/2 to *2 inches
Nominal pressure: PN1.0/1.6MPa
Face to face dimension: MSS-SP**5, DIN****-F1, and BS***2
Flange drilled is according to ANSI B*6.1/ANSI B*6.5, DIN ***1, and BS***4
Test standard: API **8
 
Material list:
Body and bonnet: cast/ductile-iron
Disc: cast iron and ductile iron
Body seat ring: brass, bronze, stainless steel, and rubber
Wedge seat ring: brass, bronze, and stainless steel
Stem: stainless steel and brass
Bolt and nut: stainless steel, carbon steel with zinc-plated
Standard: AWWA/ANSI, DIN****-F1, and BS***2