API swing check valve,PI swing check valves

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API Swing Check Valve

CLASS 150~1500 SWING CHECK VALVE

Bolted cover,swing type disc
Threaded or welded seat ring
ASTM A216 WCB,A217 WC6,A351CF8,A351CF8M,
A351 CF3,A351 CF3M,A351 CN7M

Standards compliance
Design and Manufacture: ANSIB16.34,API6D,BS11868
Face to face(end to end): ANSIB16.10,API6D
Flanged connection: 2~~24~to ANSIB16.5
~~~22~,26~~36~to MSS-SP-44
~~~to API605 on request
Butt welded end: ANSIB16.25
Test and inspection: API598,API6D

Materials list
NO.	Part name	Material
12	Disc nut	Carbon steel/stainless steel
11	Washer	Carbon steel/stainless steel
10	Hinge pin	Carbon steel/stainless steel
09	Seat ring	CS+SS/SS/SS+STL(see body materials)
08	Disn	CS+SS/SS/SS+STL(see body materials)

NO.	Part name	WCB	LCB	WC6	WC9
07	Bolt stud&nut	A193 Gr B7/A194 Gr 2H	A320 Gr L7/A194 Gr 4	A193 Gr B16/A194 Gr 4/7	A193 Gr B16/A194 Gr 4/7
06	Cover bolt&nut	A193 Gr B7/A194 Gr 2H	A320 Gr L7/A194 Gr 4	A193 Gr B16/A194 Gr 4/7	A193 Gr B16/A194 Gr 4/7
05	Gasket	Spiral wound/soft iron	Spiral wound/soft iron	spiral wound/SS304	spiral wound/SS304
04	Hinge yoke	A216 Gr WCB	A352 Gr LCB	A217 Gr WC6	A217 Gr WC9
03	Hinge	A216 Gr WCB	A352 Gr LCB	A217 Gr WC6	A217 Gr WC9
02	Cover	A216 Gr WCB	A352 Gr LCB	A217 Gr WC6	A217 Gr WC9
01	Body	A216 Gr WCB	A352 Gr LCB	A217 Gr WC6	A217 Gr WC9

NO.	Part name	C5	C12	CF8	CF8M
07	Bracket stud&nut	A193 Gr B16/A194 Gr 4	A193 Gr B16/A194 Gr 4/7	A193 Gr B8/A194 Gr 8	A193 Gr B8M/A194 Gr 8M
06	Cover bolt&nut	A193 Gr B16/A194 Gr 4	A193 Gr B17/A194 Gr 4/7	A193 Gr B8/A194 Gr 8	A193 Gr B8M/A194 Gr 8M
05	Gasket	Spiral wound/soft iron	Spiral wound/SS304	spiral wound/SS304	spiral wound/SS316
04	Hinge yoke	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M
03	Hinge	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M
02	Cover	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M
01	Body	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M

Higher sizes are with dashpot arrangement to control the movement of the disc order to avoid slammingandwater hammer

CLASS 150~1500 SWING CHECK VALVE

Dimensions
Class 150
Size	inch	2	2-1/2	3	4	5	6	8	10	12	14	16	18	20	24
L,L1-RF.BW	mm	203	216	214	292	330	356	495	622	699	787	864	978	978	1295
L2-RTJ	mm	216	229	254	305	343	368	508	635	717	800	876	991	991	1308
H	mm	155	190	200	225	245	260	350	390	410	435	530	570	625	675
WT.(approx)	Kg	16	25	34	46	75	89	120	220	337	471	575	788	916	1275

Dimensions
Class 300
Size	inch	2	2-1/2	3	4	5	6	8	10	12	14	16	18	20	24
L,L1-RF.BW	mm	267	292	318	355	400	440	533	622	711	838	863	977	1016	1346
L2-RTJ	mm	283	308	333	371	416	460	549	638	727	854	879	994	1036	1368
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	384	450	650	800	970	1350	2210

Dimensions
Class 900
Size	inch	2	2-1/2	3	4	5	6	8	10	12	14
L,L1-RF.BW	mm	368	419	381	457	559	610	737	838	965	1029
L2-RTJ	mm	371	422	384	460	562	613	740	841	968	1038
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

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