Pneumatic Globe Valve

A pneumatic globe valve is operated by a pneumatic actuator to regulate flow through a movable plug and seat arrangement. It offers precise throttling control and is ideal for applications that demand accurate flow regulation of steam, gas, or liquids. Pneumatic globe valves are commonly used in chemical processing, energy plants, and HVAC systems. Their reliable air actuation allows for consistent performance, fast response, and long service life in automated control systems.

Model: J641H(F)

Bore:DN50~800mm

Pressure:0.6,1.0,1.6,2.5,4.0MPa; 150Lb, 300Lb

Dimension Standard: Chinese Standard, ANSl

Body Material : Carbon Steel(WCB),

Stainless Steel(CF8,CF8M, CF3, CF3M)

Seat Material: Metal Sealed (H, Y ), PTFE(F)

Mode of Action: Double acting

Single acting (Spring Return)

Mode of Control: Switch Type,

Annex Choice: Solenoid Valve, Locator, Limit Switch,

F.R.L.Combination Unit,Manual Organization

Technique norm
Design Basis	GB Standard
Design standard	GB/12233
Face to face dimension - Flange connecting	GB/12221
Connecting Flange Size	GB/9113、JB/T79
Test & inspection	GB/T13927、JB/T9092

Note: The structural length and connecting flange size of Knife-shaped gate valve series can be designed and manufactured as per users' requirements.

Form of Main Parts Materials
No.	Name of parts	Material - C	Material - P	Material - R
1	Body	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
2	Gasket	Graphite+Stainless Steel	PTFE	PTFE
3	Screw	35	304	304
4	Disc	WCB+Overlay 304 or stellite、PTFE	ZG1Cr18Ni9Ti PTFE	ZG1Cr18Ni12Mo2Ti PTFE
5	Split ring	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
6	Disc cover	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
7	Stem	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
8	Scrwe Cap	35	304	304
9	Lifting Ring Screw	35	304	304
10	Bonnet	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
11	Screw	35	304	304
12	Gasket	35	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
13	Packing	Graphite	PTFE	PTFE
14	Packing Plate	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
15	Screw Cap	35	304	304

Note: The main spare parts and sealed seat material of gate valve series can be de-signed for options as per users' special requirements.

J641H(W、F、Y)-16C/P/R Main Outline and Cinnecting Flange Size
Nominal diameter DN	Outline Size		Connecting Flange Size							Air Source Interface
Nominal diameter DN	L	~H	D	D₁	D₂	C	f	N	Φd	Air Source Interface
15	130	291	95	65	46	14	2	4	14	1/4"
20	150	300	105	75	56	16	2	4	14	1/4"
25	160	353	115	85	65	16	2	4	14	1/4"
32	180	390	140	100	76	18	2	4	18	1/4"
40	200	518	150	110	84	18	3	4	18	1/4"
50	230	555	165	125	99	20	3	4	18	1/4"
65	290	630	185	145	118	20	3	4	18	1/4"
80	310	683	200	160	132	20	3	8	18	1/4"
100	350	745	220	180	156	22	3	8	18	3/8"
125	400	855	250	210	184	22	3	8	18	3/8"
150	480	870	285	240	211	24	3	8	22	3/8"
200	600	954	340	295	266	24	3	12	22	3/8"
250	730	1065	405	355	319	26	3	12	26	3/8"
300	850	1185	460	410	370	28	4	12	26	3/8"

Note: The relative sizes are subject to change responding to difference in valve torque, medium and actuator model.

J641H(W、F、Y)-25C/P/R Main Outline and Cinnecting Flange Size
Nominal diameter DN	Outline Size		Connecting Flange Size							Air Source Interface
Nominal diameter DN	L	~H	D	D₁	D₂	C	f	N	Φd	Air Source Interface
15	130	291	95	65	46	14	2	4	14	1/4"
20	150	300	105	75	56	16	2	4	14	1/4"
25	160	353	115	85	65	16	2	4	14	1/4"
32	180	390	140	100	76	18	2	4	18	1/4"
40	200	518	150	110	84	18	3	4	18	1/4"
50	230	555	165	125	99	20	3	4	18	1/4"
65	290	630	185	145	118	22	3	8	18	1/4"
80	310	683	200	160	132	24	3	8	18	1/4"
100	350	745	235	190	156	24	3	8	22	3/8"
125	400	855	270	220	184	26	3	8	26	3/8"
150	480	870	300	250	211	28	3	8	26	3/8"
200	600	954	360	310	274	30	3	12	26	3/8"
250	730	1065	425	370	330	32	3	12	30	3/8"
300	850	1185	485	430	389	34	4	16	30	3/8"

J641H(W、F、Y)-40C/P/R Main Outline and Cinnecting Flange Size
Nominal diameter DN	Outline Size		Connecting Flange Size									Air Source Interface
Nominal diameter DN	L	~H	D	D₁	D₂	C	f	N	Φd	D₃	X	Air Source Interface
15	130	305	95	65	46	14	2	4	14	40	4	1/4"
20	150	316	105	75	56	16	2	4	14	51	4	1/4"
25	160	373	115	85	65	16	2	4	14	58	4	1/4"
32	180	416	140	100	76	18	2	4	18	66	4	1/4"
40	200	530	150	110	84	18	3	4	18	76	4	1/4"
50	230	575	165	125	99	20	3	4	18	88	4	1/4"
65	290	656	185	145	118	22	3	8	18	110	4	1/4"
80	310	713	200	160	132	24	3	8	18	121	4	1/4"
100	350	775	235	190	156	24	3	8	22	150	4.5	3/8"
125	400	892	270	220	184	26	3	8	26	176	4.5	3/8"
150	480	940	300	250	211	28	3	8	26	204	4.5	3/8"
200	600	1054	375	320	284	34	3	12	30	260	4.5	3/8"
250	730	1115	450	385	345	38	3	12	33	313	4.5	3/8"
300	850	1235	515	450	409	42	4	16	33	364	4.5	3/8"

Note: The relative sizes are subject to change responding to difference in valve torque, medium and actuator model.

Technique norm
Design Basis	ANSI Standard
Design standard	ANSI B16.34、BS1873
Face to face dimension - Flange connecting	ANSI B16.10
Connecting Flange Size	ANSI B16.5
Test & inspection	API 598

Note: The structural length and connecting flange size of Knife-shaped gate valve series can be designed and manufactured as per users' requirements.

Form of Main Parts Materials
No.	Name of parts	Material - C	Material - P	Material - R
1	Body	A216-WCB	A351-CF8	A351-CF8M
2	Gasket	Graphite+Stainless Steel	PTFE	PTFE
3	Screw	A193-B7	A276-304	A276-316
4	Disc	A216-WCB+Stellite A276-304 or stellite PTFE	A351-CF8 PTFE	A351-CF8M PTFE
5	Split ring	A182-F304	A276-304	A276-316
6	Disc cover	A182-F304	A276-304	A276-316
7	Stem	A276-410	A276-304	A276-316
8	Scrwe Cap	A194-2H	A276-304	A276-316
9	Lifting Ring Screw	A192-2H	A276-304	A276-316
10	Cover	A216-WCB	A351-CF8	A351-CF8M
11	Screw	A194-2H	A276-304	A276-316
12	Gasket	A194-2H	A276-304	A276-316
13	Packing	Graphite	PTFE	PTFE
14	Packing Plate	A216-WCB	A351-CF8	A351-CF8M
15	Screw Cap	A194-2H	A276-304	A276-316

Note: The main spare parts and sealed seat material of gate valve series can be de-signed for options as per users' special requirements.

J641H(W、F、Y)-Class 150 Main Outline and Connecting Flange Size
Nominal diameter		Outline Size		Connecting Flange Size							Air Source Interface
mm	NPT	L	~H	D	D₁	D₂	C	f	N	Φd	Air Source Interface
15	1/2	108	346	89	60.5	35	10	1.6	4	16	1/4"
20	3/4	117	346	99	69.9	43	10.5	1.6	4	16	1/4"
25	1	127	346	108	79.2	51	11.5	1.6	4	16	1/4"
32	1¼	140	400	117	88.9	64	13	1.6	4	16	1/4"
40	1½	165	406	127	98.6	73	14.5	1.6	4	16	1/4"
50	2	203	496	152	120.7	92	16	1.6	4	19	1/4"
65	2½	216	527	178	139.7	105	18	1.6	8	19	1/4"
80	3	241	561	191	152.47	127	19.5	1.6	8	19	1/4"
100	4	292	614	229	190.5	157	24	1.6	8	19	3/8"
125	5	356	635	254	215.9	186	24	1.6	8	22	3/8"
150	6	406	721	279	241.3	216	25.5	1.6	8	22	3/8"
200	8	495	851	343	298.5	370	28.5	1.6	8	22	3/8"
250	10	622	1020	406	362	324	30.5	1.6	12	25	3/8"
300	12	698	1470	483	431.8	381	32	1.6	12	25	3/8"
350	14	787	1730	533	476.3	413	35.5	1.6	12	29	1/2"
400	16	914	1955	597	539.8	470	37	1.6	16	29	1/2"