Double Disc Gate Valve

Double Disc Gate Valve

1. Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

2. Drain Box: Cast iron, Ductile Iron

3. Disc: Carbon Steel, Stainless Steel, Brass

4. Top Wedge: Carbon Steel, Stainless Steel, Brass

5. Stem Nut: Ductile iron, Brass

6. Stem: Cast iron, Ductile iron

7. Bonnet: Cast Iron, Ductile iron

8. Packing: PTFE, Graphite

9. Gland: PTFE, Graphite

10. Gear Actuator: Cast Iron, Ductile Iron

11. Dispersing Plug: Cast Iron, Ductile Iron

12. High Intensity Spring: Carbon Steel, Stainless Steel, Brass

13. Orbit Roller: Carbon Steel, Stainless Steel, Brass

Nominal Diameter: DN40 to DN800

Nominal Pressure: PN200 to PN500

Design and Manufacture: API600, ASME B16.34

Face to Face Dimension: ASME B16.10

Buttweld Dimension: ASME B16.25

Inspection and Test: API598

Dimensions

PN10                                                                                                                       Unit:mm

DN	L	D	D1	D2	H	H1	DO
40	165	150	110	84	257	302	160
50	180	165	125	99	289	346	180
65	195	185	145	118	334	408	180
80	210	200	160	132	377	465	200
100	230	220	180	156	433	542	200
125	255	250	210	184	527	662	240
150	280	285	240	211	596	754	240
200	330	340	295	266	772	984	320
250	380	395	350	319	904	1168	320
300	420	445	400	370	1045	1357	400
350	450	505	460	429	1177	1542	400
400	480	565	515	480	1345	1759	500
450	510	615	565	530	1497	1972	500
500	540	670	620	582	1648	2173	600
600	600	780	725	682	1830	2458	600