Swing Check Valve, Size : CLASS

Listing ID #4203265

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SizeCLASS
2" NB to 8" NB2500#
SHELL
SEATDN < 50
Supply Type Manufacturer, Exporter, Supplier
Preferred Buyer Location All over the world

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Product Details

Size CLASS
15 15
50 60
SHELL
120 120
2" NB to 8" NB 1500#
1/2"NB to 16" NB 150#
Value Size DN Test Duration(sec)
60 150
2" NB to 10" NB 900#
2" NB to 8" NB 2500#
1" NB to 12" NB 600#
350 300
SEAT DN < 50
1/2"NB to 14" NB 300#

Salient Feature

Meets design requirement of ANSI B 16.34 / BS 1868 / API 6D / ISO14813 and testing requirement of BS 6755 and API 6D /API598 / ISO 5208
Close filling male and female joint retains gasket in position and accurately centers the working parts
To ensure long and trouble free valve performance, seating surface are accurately machined, precisely aligned, and perfectly lapped
Removable, seal welded seat ring or integral seat (Cast SS only) available
Flanged end or Butt-welding end. Flanged and dimensions conform to ANSI B16.5 / API605 BS 3293 / DIN / ISO 7005-1
Butt welding end dimensions to ANSI/ASME B 16.25
Face to face and End to End dimensions conform to ANSI B16.10 / BS 2080 / DIN

Option

Tilting disc design available
Check valves can be supplied with counter weight, lever and dash pot arrangement
Ring joint facing available in higher classes.
Stellited seating hard facing are provided on request
Spring loaded lift check valves are also manufactured on request.
By-Pass, Drain Plug design available
Alloy-20, Monel, Hstelloy B & C, CF3 & CF3M Materials on request
We can offer valves under X-ray quality on request

Material of Construction

No.	Part Name	WCB	LCB	WC6	WC9
05	Cover Stud &Nut	A 193 Gr B7 / A194 Gr 2H	A 320 Gr L7 / A194 Gr 4	A 193 Gr B16 / A 194 Gr 4/7	A 193 Gr B16 / A 194 Gr 4/7
04	Gasket	Spiral Wound	Spiral Wound	Spiral Wound	Spiral Wound
03	Hinge	A 216 Gr WCB	A 352 Gr LCB	A 217 Gr WC6	A 217 Gr WC9
02	Cover	A 216 Gr WCB	A 352 Gr LCB	A 217 Gr WC6	A 217 Gr WC9
01	Body	A 216 Gr WCB	A 352 Gr LCB	A 217 Gr WC6	A 217 Gr WC9
No.	Part Name	C5	C12	CF8	CF8M
05	Cover Stud &Nut	A 193 Gr B16 / A194 Gr 4/7	A 193 Gr B16 / A194 Gr 47	A 193 Gr B7/ B8 / A 194 Gr 2H/8	A 193 Gr B7/ B8M /A 194 Gr 2H/8M
04	Gasket	Spiral Wound	Spiral Wound	Spiral Wound	Spiral Wound
03	Hinge	A 217 Gr C5	A 217 Gr C12	A 351 Gr CF8	A351 Gr CF8M
02	Cover	A 217 Gr C5	A 217 Gr C12	A 351 Gr CF8	A351 Gr CF8M
01	Body	A 217 Gr C5	A 217 Gr C12	A 351 Gr CF8	A351 Gr CF8M

Material of Construction

No.	Part Name	Material
10	Washer	Stainless Steel AISI 410 / 304 / 316
9	Disc Nut	AISI 410 / 304 / 316
8	Hinge Pin	AISI 410 / 304 / 316
7	Seat Ring	AISI 410 / WCB WITH 13% Cr. OR Stellite / A182 Gr.F6
6	Disc	A 217 Gr. CA 15 / WCB WITH 13% Cr. OR Stellite

Size	Inch	2	2.5	3	4	5	6	8	10	12	14	16	18	20	24
L,#L1	mm	203	216	241	292	330	356	495	622	699	787	864	977	977	1295
H	mm	155	190	200	225	245	260	305	390	410	435	530	570	625	675
Wt.(approx)	Kg	18	25	34	46	75	89	120	220	337	471	575	788	916	1275

Class 300

Size	Inch	2	2.5	3	4	5	6	8	10	12	14	16	18	20	24
L,#L1	mm	267	292	318	356	400	444	533	622	711	838	864	977	1016	1346
H	mm	180	200	225	240	275	310	370	410	440	500	545	605	675	785
Wt.(approx)	Kg	26	32	53	73	110	157	234	348	450	650	800	970	1350	2210

Class 600

Size	Inch	2	2.5	3	4	5	6	8	10	12	14	16	18	20
L,#L1	mm	292	330	355	431	508	558	660	787	838	889	991	1092	1194
H	mm	190	215	250	260	310	350	420	490	525	580	630	690	810
Wt.(approx)	Kg	33	49	62	95	120	195	360	465	725	875	1075	1475	1900

Class 900

Size	Inch	2	2.5	3	4	5	6	8	10	12	14
L,#L1	mm	368	419	381	457	559	610	737	838	965	1029
H	mm	195	235	260	275	320	370	435	520	530	580
Wt.(approx)	Kg	55	70	90	135	165	295	525	900	1075	1225

Class 1500

Size	Inch	2	2.5	3	4	5	6	8
L,#L1	mm	368	419	470	546	673	705	832
H	mm	220	270	290	310	350	410	485
Wt.(approx)	Kg	70	85	115	175	180	370	680

Class	Hydro Shell	Hydro Seat	Pneumatic Seat
150#	30	22	6.2
300#	78	58	6.2
400#	105	77	6.2
600#	156	115	6.2
800#	211	141	6.2
900#	235	172	6.2
1500#	390	287	6.2
2500#	650	478	6.2

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Company Details

Nisha Valves Ltd. is established in the Year: 1996. The main unit is located in Naroda, Ahmedabad.'NISHA' Achieved reputation and trust in a very short period.
NISHA VALVES (INDIA) LTD. is a DIN EN ISO 9001:2008 Company.
• The Company has expertise and facilities to meet global standards in manufacturing Gate Valves, Globe Valves, Swing Check Valves, Ball Valves, Butterfly Valves, Forged Valves, Strainers, Auto Control Valves, Flow Indicators, Lubricating Plug Valve, Disk Check Valve, Dual Plate Check Valve etc...
• We at 'NISHA' are capable to manufacture all types of industrial valves size ranging from 15 NB to 1200 NB in pressure Rating from 125# to 2500#, PN-10, PN-16, and PN-40 as per ISO/ IS/ Global standards. Our Annual production capacity is more than 85,000 Nos. of valves.
• The company’s impressive growth is testimony to the balanced competence in research design, production and marketing with a firm determination to maintain its leadership in the valve industry - today and in the future.