Cast (Ductile) Iron Valves

　　
　
Cast Iron Swing Check Valves
Class 125
Bolted cover, Swing type disc.
Description:
Design and manufacture: MSS SP-71
Face to face dimensions: ANSI B16.10
Flanged end: ANSI B16.1
Size:2" ~ 32"
Safe working pressure: 200psi
Suitable medium: water, oil, gas
 
 
Standard materials of parts
No.
Parts
Materials
American Standard
1
Bolt
Steel
ASTM A307-B
2
Nameplate
Aluminum
3
Bonnet
Cast iron
ASTM A 126 Class B
4
Body gasket
Graphite
5
Nut
Steel
ASTM A307-B
6
Side plug
Brass
ASTM B16
7
Gasket
Fiber
8
Hanger pin
Brass
ASTM B16
9
Hanger
Ductile iron
ASTM A536 65-45-12
10
Disc
Cast iron
ASTM A 126 Class B
11
Disc ring
Cast bronze
ASTM B62
12
Washer
Steel
ASTM A307-B
13
Split pin
Stainless steel
ASTM 420 S42000
14
Seat ring
Cast bronze
ASTM B62
15
Disc nut
Steel
ASTM A307-B
16
Body
Cast iron
ASTM A 126 Class B
17
Stud bolt
Steel
ASTM A307-B