GB Standard Pneumatic Flange Globe Valve

Model: J641H(F)

Size: DN50~800mm

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

Design Standard: GB Standard, ANSI

Size

DN50~DN800

Body Material

WCB, CF8, CF8M, CF3, CF3M

Design Standard

GB Standard, ANSI

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Product Overview

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: ON/OFF Type, Adjusting Type

Annex Choice: Solenoid Valve, POSITIONER, Limit Switch, F.R.L.Manual Gear

Specifications

Technical Table

Design Basis		GB Standard
Design Standard		GB/12234
Face-to-face dimension	Flange connecting	GB/12221
Connecting Flange Size		GB/9113, JB/T79
Test &inspection		GB/T 13927, JB/T9092

Note: The structural length and connecting flange size of the gate valve series can be designed and manufactured as per users’requirements.

Main Parts' Material List

No.	Name of parts	Material
No.	Name of parts	C	P	R
1	Body	WCB	ZG1Cr18Ni9Ti	ZG1Cr18Ni12Mo2Ti
2	Gasket	Graphite+Stainless Steel	PTFE	PTFE
3	Screw	35	304	304
4	Disc	WCB body with 304 stainless steel or Stellite overlay; PTFE seat/seal.	ZG1Cr18Ni9Ti PTFE	ZG1Cr18Ni12Mo2Ti PTFE
5	Split ring	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
6	Disc cover	1Cr18Ni9Ti	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
7	Sem	2Cr13	1Cr18Ni9Ti	1Cr18Ni12Mo2Ti
8	Scre Cap	35	304	304
9	Lifting Ring Screw	35	304	304
10	Cover	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	Scre Cap	35	304	304

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

J641H (W, F, Y)-16C/P/R Overview Dimensions (mm)

Nominal diameter DN	Outline Dimension		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
25	160	353	115	85	65	16	2	4	14
32	180	390	140	100	76	18	2	4	18
40	200	518	150	110	84	18	3	4	18
50	230	555	165	125	99	20	3	4	18
65	290	630	185	145	118	20	3	4	18
80	310	683	200	160	132	20	3	8	18
100	350	745	220	180	156	22	3	8	18	3/8"
125	400	855	250	210	184	22	3	8	18
150	480	870	285	240	211	24	3	8	22
200	600	954	340	295	266	24	3	12	22
250	730	1065	405	355	319	26	3	12	26
300	850	1185	460	410	370	28	4	12	26

J641H (W, F, Y)-25C/P/R Overview Dimensions (mm)

Nominal diameter DN	Outline Dimension		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
25	160	353	115	85	65	16	2	4	14
32	180	390	140	100	76	18	2	4	18
40	200	518	150	110	84	18	3	4	18
50	230	555	165	125	99	20	3	4	18
65	290	630	185	145	118	22	3	8	18
80	310	683	200	160	132	24	3	8	18
100	350	745	235	190	156	24	3	8	22	3/8"
125	400	855	270	220	184	26	3	8	26
150	480	870	300	250	211	28	3	8	26
200	600	954	360	310	274	30	3	12	26
250	730	1065	425	370	330	32	3	12	30
300	850	1185	485	430	389	34	4	16	30

J641H (W, F, Y)-40C/P/R Main Outline and Connecting Size (mm)

Nominal diameter DN	Outline Dimension		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	315	105	75	56	16	2	4	14	51	4
25	160	373	115	85	65	16	2	4	14	58	4
32	180	416	140	100	76	18	2	4	18	66	4
40	200	530	150	110	84	18	3	4	18	76	4
50	230	575	165	125	99	20	3	4	18	88	4
65	290	656	185	145	118	22	3	8	18	110	4
80	310	713	200	160	132	24	3	8	18	121	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
150	480	940	300	250	211	28	3	8	26	204	4.5
200	600	1054	375	320	284	34	3	12	30	260	4.5
250	730	1115	450	385	345	38	3	12	33	313	4.5
300	850	1235	515	450	409	42	4	16	33	364	4.5

Note: The relative sizes are subject to change responding to different valve torques, mediums, and actuator models.

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