A Type Diaphragm Valve at Best Price in Howrah

A Type Diaphragm Valve

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Body Material	Cast-Iron
Bonnet Material	Cast-Iron
Diaphragm Material	Rubber
End Connection	Screwed/Flanged
Features	Leak Tightness, Low Resistance, Easy Maintenance, Flexible Closure, Streamline Flow, Robust Construction
Flange Standard	Ansi B16.1
Pressure Rating	Pn6, Pn10, Pn16
Spindle Material	Mild Steel

Key Features

A Type Diaphragm Valve

Dimensions chart in inches/millimeter

Size	Flange to Flange(With out lining L)		Flange Dimension as per BS 10 Table D							Face to Face for Screwed Ends
	Flange to Flange(With out lining L)		Diameter A		P.C.D		No of Holes N	Hole Dia D		Face to Face for Screwed Ends
	Inch	mm	Inch	mm	Inch	mm	No of Holes N	Inch	mm	Inch	mm
1/2	4	102	3 3/4	95	2 5/8	67	4	9/16	14	2 1/2	64
3/4	4 5/8	117	4	102	2 7/8	73	4	9/16	14	3 1/4	83
1	5	127	4 1/2	115	3 1/4	83	4	9/16	14	4 1/4	108
1 1/4	5 3/4	146	4 3/4	121	3 7/16	87	4	9/16	14	4 3/4	121
1 1/2	6 1/4	159	5 1/4	133	3 7/8	98	4	9/16	14	5 1/2	140
2	7 1/2	191	6	152	4 1/2	114	4	11/16	18	6 1/2	165
2 1/2	8 1/2	216	6 1/2	165	5	127	4	11/16	18	8	203
3	10	254	7 1/4	184	5 3/4	146	4	11/16	18	10	254
4	12	305	8 1/2	216	7	178	4	11/16	18
5	14	356	10	254	8 1/4	210	8	11/16	18
6	16	406	11	279	9 1/4	235	8	11/16	18
8	20 1/2	521	13 1/4	337	11 1/2	292	8	11/16	18
10	25	635	16	406	14	356	8	7/8	22
12	29 1/2	749	18	457	16	406	12	7/8	22

Optional Features

'KB' type(fullway) Diaphragm valves
Right angle Diaphragm valves
Diaphragms: Natural Rubber, Neoprene Rubber, Hypalon, Butyl or as per Party's specifications

Notes

Valves manufactured as per BS 5156
Flanges faced and drilled to ANSI B16.1 class 125 or customer's requirement
Valves with screwed ends shall have one of the following sizes: 3/8, 1/2,3/4,1,1 1/4, 1 1/2, 2, 2 1/2, 3 inch
Valves shall be designated by the following nominal pressure PN6, PN10, PN16
Where a linning extends over the end faces the face to face dimension is exclusive of the linning thickness
Glass(Enamel) Linning for So2 Gas
Spark tested glass linning.

Features

Advantages

Part No.	Description	Material	Details
1	Body	Cast-Iron	Screwed or flanged, screwed only up to 3 size
2	Bonnet	Cast-Iron	Square/Round shape
3	Compressor	Cast-Iron	With-fingers supporting the diaphragm when closed
4	Hand wheel	Cast-Iron	Stearing type wheel for easy operation
5	Spindle	Mild steel	Can be made of brass/stainless steel
6	Nut & Bush	Gun metal or brass	For easy & smooth operation
7	Diaphragm	Rubber	Natural rubber, Neoprene rubber, Hypalon & Ptfe, reinforced to stand heavy pressures
8	Bolts or Studs and Nuts	Mild steel	For securing the Bonnet to body
9	Grish nipple