Cast Iron Gate Valves PN 16 Bolted bonnet, Non-rising stem,Solid wedge disc. Description: Design and manufacture: BS5150, BS5163 Face to face dimensions: Series 3 of BS5150 Flanged end: BS4504 Size: DN50 ~ DN600 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	Wedge face ring	Cast bronze	BS1400 LG2
4	Wedge	Cast iron	BS1452 Gr220
5	Wedge nut	Cast bronze	BS1400 LG2
6	Stem	Brass	BS2874 CZ122
7	Body gasket	Graphite
8	Bolt	Steel	BS970 43A
9	Nut	Steel	BS970 43A
10	Bonnet	Cast iron	BS1452 Gr220
11	Gland follower bolt	Steel	BS970 43A
12	Handwheel nut	Steel	BS970 43A
13	Stuffing box gasket	Graphite
14	Stuffing box	Cast iron	BS1452 Gr220
15	Packing	Graphite
16	Packing gland	Cast brass	BS1400 PCB1
17	Gland follower	Ductile iron	BS2789 Gr420-12
18	Handwheel	Cast iron	BS1452 Gr220
19	Washer	Steel	BS970 43A
20	Handwheel nut	Steel	BS970 43A

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