G641W/J/Fs reciprocating pneumatic diaphragm valve

G641W/J/Fs-6 reciprocating pneumatic diaphragm valve, reciprocating pneumatic fluorine lined diaphragm valve

Dimensions of reciprocating pneumatic diaphragm valve and reciprocating pneumatic fluorine lined diaphragm valve

Main performance specifications

operation temperature	Applicable Medium
≤85℃	J: General corrosive media
≤120℃	FS: Highly corrosive medium

Note: This is the applicable temperature for our factory's basic products. If there are different requirements, please refer to the previous page for selection.

The materials of the main components

Valve body; Cast iron, cast iron/rubber lining, fluoroplastic
Valve cover; cast iron
The cylinder cover; cast iron
film; natural rubber
Screw; carbon steel
Screw sleeve; carbon steel
Valve disc; cast iron
Handwheel; cast iron
the diaphragm; Natural rubber, butyl rubber, fluorine pigment/rubber
Valve stem; carbon steel

Main external dimensions and connection dimensions

Nominal Diameter		nominal	pressure	/MPa	work	pressure	/Mpa	L	D	D1	Z-d	H1			H2
Do	B	nominal	pressure	/MPa	work	pressure	/Mpa	L	D	D1	Z-d	Pneumatic device parameters	weight	/㎏	H2
25	1	0.6	0.6	145	115	85	DN	250	264	120	94	0.4	/mm	NPS/inc	6.5
32	h			160	135	100	Gas source			140	120	0.4	pressure	/MPa
40	Gas source			180	145	110	joint			140	120	0.4	/m	Gas consumption
50	2			210	160	125	/cm2	379	405	160	182	0.4	4-14	10×1	25
65	2.395×102			250	180	145	1 1/4					0.4	4-18		31.5
80	3			300	195	160	12×1.25	183	523	240	245	0.5	6.082×102	1 1/2	62.5
100	4			350	215	180	4-18	565	617	280	330	0.5	12×1.25	6.082×102	93.5
125	5			400	245	210	4-18	664	732	320	380	0.5	12×1.25	1.235×103	114
150	6			460	280	240	2 1/2	750	830	320	470	0.5	4-18	16×1.5	164
200	8		0.4	570	335	295	4-18	930	1050	400	470	0.5	16×1.5	3.725×103	249
8-18		16×1.5	9.458×103	8-18	20×1.5	1.409×104	8-22	20×1.5	2.868×104	8-22	20×1.5	4.619×104			Nominal Diameter
nominal	pressure	16×1.5	9.458×103	8-18	20×1.5	1.409×104	8-22	20×1.5	2.868×104	8-22	20×1.5	/MPa	work	pressure	Nominal Diameter
25	1	0.6	0.6	145	115	85	/Mpa	250	264	120	94	0.4	L	D	6.5
32	D1			160	135	100	Z-d			140	120	0.4	H1	H2
40	Do			180	145	110	B			140	120	0.4	Pneumatic device parameters	weight
50	2			210	160	125	/㎏	379	405	160	223	0.4	DN	/mm	25
65	NPS/inc			250	180	145	h					0.4			31.5
80	3			300	195	160	Gas source pressure/MPa	183	523	240	330	0.5	Air source connector	/m	63.5
100	4			350	215	180	Gas consumption	565	617	280	380	0.5	/cm2	4-14	93.5
125	5			400	245	210	10×1	668	734	320	440	0.5	2.395×102	1 1/4	125
150	6			460	280	240	4-18	771	851	320	515	0.5	12×1.25	6.082×102	1 1/2
200	8			570	335	295	4-18	968	1078	500	620	0.5	12×1.25	6.082×102	4-18

12×1.25

2.467×102

2 1/2

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