Gate valve

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JLB Valve Cast steel valve

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Product Overview

Features：

1. Compact structure, reasonable design, good valve rigidity, smooth channel, small flow resistance coefficient.

2. The sealing surface is made of stainless steel and hard alloy, which has a long service life.

3. Using flexible graphite packing, reliable sealing, easy and flexible operation.

4. The driving methods are divided into manual, electric, pneumatic and gear transmission; structure type: elastic wedge single valve, rigid wedge single gate and double gate.

5. It is widely used as an opening and closing device for connecting or cutting off the medium in the oil, water, and steam pipelines of petroleum, chemical, and thermal power plants.

Executive standard：

The main technical parameters：

Test pressure:

Valve body material and scope of application:

Material of main parts：

Main external dimensions and connection dimensions

select to inquiry now

select	DN(mm)	P	L	D	D1	D2	b	f	Z- φd	H	H1	D0
	15	1.6MPa	130	95	65	45	14	2	4-14	220	240	120
	20	1.6MPa	150	105	75	55	14	2	4-14	255	284	140
	25	1.6MPa	160	115	85	65	14	2	4-14	275	303	160
	32	1.6MPa	180	135	100	78	16	2	4-18	280	321	180
	40	1.6MPa	200	145	110	85	16	3	4-18	300	352	200
	50	1.6MPa	250	160	125	100	16	3	4-18	358	438	240
	65	1.6MPa	265	180	145	120	18	3	4-18	375	450	240
	80	1.6MPa	280	195	160	135	20	3	8-18	433	528	280
	100	1.6MPa	300	215	180	155	20	3	8-18	502	620	320
	125	1.6MPa	325	245	210	185	22	3	8-18	612	753	360
	150	1.6MPa	350	280	240	210	24	3	8-23	676	847	360
	200	1.6MPa	400	335	295	265	26	3	12-23	820	1039	400
	250	1.6MPa	450	405	355	320	30	3	12-25	969	1245	450
	300	1.6MPa	500	460	410	375	30	3	12-25	1142	1472	560
	350	1.6MPa	550	520	470	435	34	4	16-25	1280	1450	640
	400	1.6MPa	600	580	525	485	36	4	16-30	1452	1887	640
	450	1.6MPa	650	640	585	545	40	4	20-30	1541	2011	720
	500	1.6MPa	700	705	650	608	42	4	20-34	1676	2181	720
	600	1.6MPa	800	840	770	718	46	5	20-41	1874	2346	800
	15	2.5MPa	130	95	65	45	16	2	4-14	220	240	120
	20	2.5MPa	150	105	75	55	16	2	4-14	255	284	140
	25	2.5MPa	160	115	85	65	16	2	4-14	275	303	160
	32	2.5MPa	180	135	100	78	18	2	4-18	280	321	180
	40	2.5MPa	200	145	110	85	18	3	4-18	300	352	200
	50	2.5MPa	250	160	125	100	20	3	4-18	358	438	240
	65	2.5MPa	265	180	145	120	22	3	8-18	375	450	240
	80	2.5MPa	280	195	160	135	22	3	8-18	433	528	280
	100	2.5MPa	300	230	190	160	24	3	8-23	502	620	320
	125	2.5MPa	325	270	220	188	28	3	8-25	612	753	360
	150	2.5MPa	350	300	250	218	30	3	8-25	676	847	360
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Gate valve

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