Model No.: Hits: 2904

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Categories: Gate Valves

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Detail Information

Scum gate valve is used for ash discharge system to connect or cut off grey water mixture and slag water slurry in water systems of thermal power station and water conservancy project.

Working pressure: 1.6-6.4MPa

Temperature: 0-100℃

Characteristics:

1. Adopting flange for connection. Two ends of branch pipe is flange or butt welding;

2. Disc adopts semi seal to mandatory seal, having good characteristics;

3. Sealing pair is made of wear resistant ceramic and alloy, having excellent wear resistance, long service life, low friction force and reliable seal.

4. Having reasonable runner without any dregs;

5. Stem and surface have been tempered and nitrided, having good corrosive resistance.

6. Having rolling bearings.

Standards

Design: GB 12334, GB 3595

Length: GB 12221

Pressure-temperature: GB 9131, JB/T 74, HG 20604

Flange: JG/T 79, GB9113, HG 20593-20635

Testing & inspection: GB 13927, JB/T 9092

Materials

Body	Bonnet	Holder	Disc	Stem	Base	Seal ring	Packing	Stem nut
WCB	WCB	WCB	WCB+alloy	2Cr13	WCB+alloy	Flexible graphite	Flexible graphite	ZCuA11

Dimensions

Nominal Pressure PN	Nominal Diameter DN	Dimensions
Nominal Pressure PN	Nominal Diameter DN	L	D	D1	D2	D6	b	f	Z-d	H	D0
150Lb	50	250	160	125	100	-	16	3	4-18	335	250
	80	280	195	160	135	-	20	3	8-18	510	280
	100	300	215	180	155	-	20	3	8-18	685	300
	150	350	280	240	210	-	24	3	8-23	790	300
	200	400	335	295	265	-	26	3	12-23	885	350
	250	450	405	355	320	-	30	3	12-25	1015	400
	300	500	460	410	375	-	30	3	12-25	1190	450
	350	550	520	470	435	-	34	4	16-25	1350	500
	400	600	580	525	485	-	36	4	16-25	1460	500
	450	650	640	585	545	-	40	4	20-30	1620	550
	500	700	705	650	608	-	44	4	20-34	1800	550
200Lb	50	250	160	125	100	-	20	3	4-18	335	250
	80	280	195	160	135	-	22	3	8-18	510	280
	100	300	230	190	160	-	24	3	8-23	685	300
	150	350	300	250	218	-	30	3	8-25	790	300
	200	400	360	310	278	-	34	3	12-25	885	350
	250	450	425	370	332	-	36	3	12-30	1015	400
	300	500	485	430	390	-	40	4	16-30	1190	450
	350	550	550	490	448	-	44	4	16-34	1350	500
	400	600	610	550	505	-	48	4	16-34	1460	500
	450	650	660	600	555	-	50	4	20-34	1620	550
	500	700	730	660	610	-	52	4	20-41	1800	550
300Lb	50	250	160	125	100	88	20	3	4-18	340	250
	80	310	195	160	135	121	22	3	8-18	508	300
	100	350	230	190	160	150	24	3	8-23	680	300
	150	450	300	250	218	204	30	3	8-25	800	400
	200	550	375	320	282	260	38	3	12-30	875	500
	250	650	445	385	345	313	42	3	12-34	1010	500
	300	750	510	450	408	364	46	4	16-34	1180	550
	350	850	570	510	465	422	52	4	16-34	1145	600
	400	950	655	585	535	474	58	4	16-41	1280	600
	450	1050	680	610	560	524	60	4	20-41	1415	700
	500	1150	755	670	612	576	62	4	20-48	1560	750

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Scum Gate Valve

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