Cast (Ductile) Iron Valves

  
 
 
Cast Iron Globe Valves
PN 16
Bolted bonnet, Outside screw & yoke, Rising stem.
Description:
Design and manufacture: BS5152
Face to face dimensions: Series 2 of BS5152
Flanged end: BS4504
Size: DN50 ~ DN300
Safe working pressure:1.6 MPa
Suitable medium: water, oil and gas
 
 
Standard materials of parts
No.
Parts
Materials
British Standard
1
Body
Cast iron
BS1452 Gr220
2
Seat ring
Cast bronze
BS1400 LG2
3
Disc
Cast bronze
BS1400 LG2
4
Gasket
Brass
BS2874 CZ122
5
Swivel nut
Cast brass
BS1400 PCB1
6
Bolt
Steel
BS970 43A
7
Body gasket
Graphite
8
Bonnet
Cast iron
BS1452 Gr220
9
Packing
Graphite
10
Packing gland
Cast brass
BS1400 PCB1
11
Gland follower
Ductile iron
BS2789 Gr420-12
12
Gland bolt
Steel
BS970 43A
13
Nut
Steel
BS970 43A
14
Stem
Brass
BS2874 CZ122
15
Yoke bushing
Cast brass
BS1400 PCB1
16
Screw
Steel
BS970 43A
17
Handwheel
Cast iron
BS1452 Gr220
18
Nameplate
Aluminium
19
Washer
Steel
BS970 43A
20
Handwheel nut
Steel
BS970 43A