Wholesale Discount China Non-Rising Stem Single Wedge Disc Gate Valve

Short Description:

The electric wedge gate valve is a kind of valve that moves in a straight line. It is matched with Z-type multi rotary actuator and has switch type and intelligent type. This valve is easy to operate, is one of the most common on-off valve, it uses the up and down work of the ram to connect and close the fluid medium in the pipeline. It is widely used in electric power, metallurgy, petroleum, chemical industry, papermaking, sewage treatment and other industries.

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Product features of electric wedge gate valve

1. The fluid resistance is small, and the sealing surface is eroded and eroded by medium;

2. Easy to open, good sealing performance, unlimited medium flow direction, no disturbance, no pressure drop;

3. The utility model has the advantages of simple shape, good manufacturing technology and wide application range.

Executive standard

Product specification	design code	Structural length	Connecting flange	Test and inspection	Pressure temperature
Product specification	GB/T12234	GB/T12221	JB/T79、GB/T9113HG/T20592、EN1092	GB/T 13927JB/T9092、API598	GB/T 12224

Main performance specification for electric wedge gate valve

1. Test pressure

Nominal pressurePN(MPa)	housing	Test pressure（MPa）		Upper seal
Nominal pressurePN(MPa)	housing	Sealing fluid	Seal (gas)	Upper seal
1.6	2.4	1.8	0.6	1.8
2.5	3.8	2.8	0.6	2.8
4.0	6.0	4.4	0.6	4.4
6.4	9.6	7.1	0.6	7.1
10.0	15.0	11.0	0.6	11.0
16.0	24.0	18.0	0.6	18.0

2. Applicable medium and temperature

Shell material	Applicable medium	Applicable temperature (℃)
Carbon steel (type C)	Water, steam, oil	≤425
Chromium nickel steel (P type)	Nitric acids	≤200
Cr Ni Mo steel (R type)	Nitric acids	≤200
Chromium molybdenum steel (type I)	Water, steam, oil	≤550

Material of main parts of electric wedge gate valve

Body / bonnet	Gate / seat	Stem	Stem nut	filler	handwheel
carbon steel	High quality carbon steel + cemented carbide or stainless steel	Chromium stainless steel	copper alloy	Flexible graphite	malleable iron
Chromium nickel steel	Stainless steel, stainless steel + cemented carbide	Chromium nickel stainless steel	copper alloy	teflon	malleable iron
Cr Ni Mo steel	Stainless steel, stainless steel + cemented carbide	Chromium nickel stainless steel	copper alloy	teflon	malleable iron
Chromium molybdenum steel	Alloy steel + cemented carbide	Chromium nickel	copper alloy	Flexible graphite	malleable iron

Drawing of electric wedge gate valve

Main connecting dimensions of electric wedge gate valve PN1.6MPa

DN(mm)	L	D	D1	D2	b	f	Z-Φd	H	motor unit	WT(kg)
Z940H Z940 Z940 Z940 -16C Y-16P/R/PL/RL W-16P/R/PL/RL Y-16I Z941Y Z941 Z941 Z941
40	200	145	110	85	16	3	4-18	595	DZW15	53
50	250	160	125	100	16	3	4-18	653	DZW20	59
65	265	180	145	120	18	3	4-18	665	DZW20	62
80	280	195	160	135	18	3	8-18	725	DZW20	74
100	300	215	180	155	20	3	8-18	787	DZW20	92
150	350	280	240	210	24	3	8-23	955	DZW30	161
200	400	335	295	265	26	3	12-23	1105	DZW30	219
250	400	405	355	320	30	3	12-25	1343	DZW45	376
300	500	460	410	375	30	3	12-25	1516	DZW60	484
350	550	520	470	435	34	4	16-25	1678	DZW60	695
400	600	580	525	485	36	4	16-30	1849	DZW90	977
450	650	640	585	545	40	4	20-30	1937	DZW90	1033
500	700	705	650	608	44	4	20-34	2234	DZW120	1087
600	800	840	770	718	48	5	20-41	2432	DZW180	1357
700	900	910	840	788	50	5	24-41	2489	DZW250	1481
800	1000	1020	950	898	52	5	24-41	2643	DZW350	1845

Main connection dimensions of electric wedge gate valve pn1.62.5mpa

DN(mm)	L	D	D1	D2	b	f	Z-Φd	H	motor unit	WT(kg)
Z940H Z940 Z940 Z940 -25C Y-25P/R/PL/RL W-25P/R/PL/RL Y-25I Z941Y Z941 Z941 Z941
40	200	145	110	85	18	3	4-18	595	DZW15	60
50	250	160	125	100	20	3	4-18	653	DZW20	64
65	265	180	145	120	22	3	4-18	665	DZW20	65
80	280	195	160	135	22	3	8-18	725	DZW20	78
100	300	230	190	160	24	3	8-23	787	DZW20	98
125	325	270	220	188	28	3	8-25	902	DZW30	154
150	350	300	250	218	30	3	8-25	955	DZW30	168
200	400	360	310	278	34	3	12-25	1105	DZW45	219
250	450	425	370	332	36	3	12-30	1343	DZW45	390
300	500	485	4360	390	40	4	16-30	1516	DZW60	505
350	550	550	490	448	44	4	16-34	1678	DZW60	736
400	600	610	550	505	48	4	16-34	1849	DZW90	1027
450	650	660	600	555	50	4	16-34	1937	DZW90	1139
500	700	730	660	610	52	4	20-34	2234	DZW120	1228
600	800	840	770	718	56	5	20-41	2432	DZW180	1502
700	900	955	875	815	60	5	20-41	2489	DZW250	1617
800	1000	1070	990	930	64	5	24-48	2643	DZW350	1923

Main connecting dimensions of electric wedge gate valve PN1.6MPa

DN(mm)	L	D	D1	D2	D6	b	Z-Φd	f	f2	H	motor unit	WT(kg)
Z940H Z940 Z940 Z940 -40C Y-40P/R/PL/RL W-40P/R/PL/RL Y-40I Z941Y Z941 Z941 Z941
40	200	145	110	85	76	18	4-18	3	4	617	15	62
50	250	160	125	100	88	20	4-18	3	4	665	20	66
65	280	180	145	120	110	22	8-18	3	4	680	20	68
80	310	195	160	135	121	22	8-18	3	4	752	20	80
100	350	230	190	160	150	24	8-23	3	4.5	846	30	108
150	450	300	250	218	204	30	8-25	3	4.5	1087	45	258
200	550	375	320	282	260	38	12-30	3	4.5	1243	45	366
250	650	445	385	345	313	42	12-34	3	4.5	1429	60	472
300	750	510	450	408	364	46	16-34	4	4.5	1608	90	673
350	850	570	510	465	422	52	16-34	4	5	1738	90	804
400	950	655	585	535	474	58	16-41	4	5	1897	120	1081
450	1050	680	610	560	524	60	20-41	4	5	2104	120	1259
500	1150	755	670	612	576	62	20-48	4	5	2401	180	1348