Duplex Steel Swing Check Valve

• Customization: Available
• Media: Oil
• Temperature: Low Temperature
• Model NO.: H44H
• Material: Cast Steel
• Connection Form: Flange
• Structure: Swing
• Pressure: Ordinary Temperature
• Sealing Form: Gland Packings Globe Valve
• Flow Direction: Unidirection
• Standard: ANSI
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Color: Custom
• Name: Duplex Steel Swing Check Valve
• Working Pressure: 150lb/300lb/600lb/900lb/1500lb
• Applicable Medium: Water, Oil, Gas, etc.
• Body Material: Carbon Steel/Stainless Steel/Alloy Steel
• Transport Package: Plywooden Case
• Specification: 1" - 48"
• Trademark: Fly
• Origin: Zhejiang Province, China
• HS Code: 8481804090
• Production Capacity: 50000tons

Product Description

Duplex Steel Swing Check Valve
Duplex Steel Swing Check Valve rocker and valve connection connected using a spherical structure, so that the valve is in the range of 360 degrees have a certain degree of freedom, there has appropriate trace position compensation.
Apply to clean medium, such as water, steam, oil, nitric acid, acetic acid, strong oxidizing medium and urea, and other media. Can't be used for large medium containing solid particles and viscosity
Design Feature+

• Swing disc type
• Zero leakage for liquid
• Cover connect with bolt
• Pressure self sealing

Design Standard+

• Design: API 6D / BS 1868
• Face to face: ASME16.10
• Flange end: ASME B16.5 / ASME B16.47
• Butt-welding end: ASME B16.25
• Test: API6D/API598

Technical Specification+

• Size: 2"~48"
• Class: 150Lb~2500Lb
• Connection: flange/butt weld
• Temperature: -60°C to +550°C
• Application: Petroleum refining / Chemical / Power plant 

Material Option+

• Body &Bonnet :Hastelloy C276,Hastelloy G30,Hastelloy C4,Hastelloy C22,Hastelloy B, CW-6M,CW-12M,CW-7N,N7M,CX2MW

Nickel Alloy C276 Valve Equivalent Grades

STANDARD	UNS	WNR NO.	AFNOR	EN	JIS	OR	GOST
Hastelloy C276	N10276	2.4819	-	NiMo16Cr15W	NW 0276	ЭП760	ХН65МВУ

Hastelloy C276 Valves Chemical Composition

Grade	Ni	C	Mo	Mn	Si	Fe	P	S	Co	Cr	W	V
Hastelloy C276	Bal	0.01 max	15-17	1.0 max	0.08 max	4-7	0.04 max	0.03 max	2.5 max	14.5-16.5	3-4.5	0.35 max

Hastelloy Alloy C276 Valve Mechanical Properties

Grade	Density	Melting Point	Tensile Strength	Yield Strength (0.2%Offset)	Elongation
C276	8.89 g/cm3	1370 °C (2500 °F)	Psi - 1,15,000 , MPa - 790	Psi - 52,000 , MPa - 355	40 %

Special Material	Titanium or Titanium alloy series	Titanium(Gr.2,Gr.3,Gr.5,Gr.7,Gr.12)
	Nickel alloy series	Ni6,Ni200,Ni201
		Monel 400,Monel k500
		Inconel 600/625/690/750
		Incoloy 800/825/800H/800HT
		Hastelloy B3/C/C4/C22/C276/G30
	Zirconium alloy series	Zirconium 702/703/705
	Bronze alloy series	Nickel aluminum bronze C95800
	(Super)Duplex Steel	ASTM F51/F53/F55
	Other corrosion resistance	Alloy 20,AISI 321,310,904L
Normal Material	Carbon Steel	WCB,WCC,LCB,LCC,A105N,LF2
	Alloy Material(Low Temperature)	LC1,LC2,LC3,LF3
	Alloy Material(High Temperature)	WC1,WC6,WC9,C5,C12A
	Stainless Steel	CA15,CF8,CF8M,CF3,CF3M

Standard Material specifications

NO.	Part Name	Carbon steel to AsTM		Alloy steel to AsTM			stainless steel to AsTM
		WCB	LCB	WC6	WC9	C5	CF8	CF8M	CF3	CF3M
1	Body	A216 WCB	A352 LCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
2	seat Ring	A105	A350 LF2	A182 F11	A182 F22	A182 F5	A182 F304	A182 F316	A182 F304L	A182 F316L
3	Disc Nut			A182 F304			A182 F304	A182 F316	A182 F304L	A182 F316L
4	Disc Washer			A182 F304			A182 F304	A182 F316	A182 F304L	A182 F316L
5	Disc	A216 WCB	A352 LCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
6	Hinge	A216 WCB	A352 LCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
7	Hinge Pin			A182 F304			A182 F304	A182 F316	A182 F304L	A182 F316L
8	Yoke	A216 WCB	A352 LCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
9	Bonnet Nut	A194 2H	A194 4	A194 7			A194 8
10	Bonnet Bolt	A193 B7	A320 L7	A193 B16			A193 B8
11	Gasket	ss spiral Wound/Graphite or ss spiral Wound/PTFE
12	Cover	A216 WCB	A352 LCB	A217 WC6	A217 WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
13	Hook screw	steel
14	Nameplate	stainless steel or Aluminum
15	Rivet	stainless steel or Aluminum

Other materials (Alloy 20, AIsI321, AIsI347, Monel, Hastelloy, etc) are available on request
Trim Material to API 600

seating Code	seat Ring surface Part NO. 2	Disc seat Part NO. 3	Hinge Pin Part NO. 13
1	13Cr	13Cr	F6
2	304	304	F304
5	stellite	stellite	F6
8	stellite	13Cr	F6
9	Monel	Monel	Monel
10	316	316	F316
13	Alloy20	Alloy20	Alloy20

Test Pressure to API 598

Class	Body Material	shell Test (Hydrostatic)	seat Test (Hydrostatic)	seat Test (Air)
150	WCB	450psi	315psi	80psi
	WC6	450psi	319psi
	CF8M	425psi	303psi
300	WCB	1125psi	814psi
	WC6	1125psi	825psi
	CF8M	1100psi	792psi
600	WCB	2225psi	1628psi
	WC6	2250psi	1650psi
	CF8M	2175psi	1548psi
900	WCB	3350psi	2442psi
	WC6	3375psi	2475psi
	CF8M	3250psi	2376psi
1500	WCB	5575psi	4078psi
	WC6	5625psi	4125psi
	CF8M	5400psi	3960psi

Dimensions (mm) And Weights (kg)

Class	NPs	in	2	2-1/2	3	4	5	6	8	10	12	14	16	18	20	24	30
	DN	mm	50	65	80	100	125	150	200	250	300	350	400	450	500	600	750
300	L-L1(RF-BW)	in	10-1/2	11-1/2	12-1/2	14	15-3/4	17-1/2	21	24-1/2	28	33	34	38-1/2	40	53	62-3/4
		mm	267	292	318	356	400	444	533	622	711	838	864	978	1016	1346	1594
	L2(RTJ)	in	11-1/8	12-1/8	13-1/8	14-5/8	16-3/8	18-1/8	21-5/8	25-1/8	28-5/8	33-5/8	34-5/8	39-1/8	40-3/4	53-7/8	63-3/4
		mm	283	308	333	371	416	460	549	638	727	854	879	994	1036	1368	1619
	H	in	7-1/16	7-1/4	8-1/4	1058	13-9/16	14-3/16	14-9/16	15-1/8	17-5/16	20-7/16	21-13/16	23-1/4	24-3/16	27-15/16	34-1/16
		mm	180	185	210	270	345	360	370	385	440	520	554	590	614	614	866
	WT(Kg)	RF	21	32	43	61	84	131	213	384	449	680	840	1025	1320	1960	3270
		BW	16	24	35	44	61	105	167	272	375	560	710	828	1070	1586	2830

Class	NPs	in	2	2-1/2	3	4	6	8	10	12	14	16	18	20	24
	DN	mm	50	65	80	100	150	200	250	300	350	400	450	500	600
600	L-L1(RF-BW)	in	11-1/2	13	14	17	22	26	31	33	35	39	43	47	55
		mm	292	330	356	432	559	660	787	838	889	991	1092	1194	1397
	L2(RTJ)	in	11-5/8	13-1/8	14-1/8	17-1/8	22-1/8	26-1/8	31-1/8	33-1/8	35-1/8	39-1/8	43-1/8	47-1/4	55-3/8
		mm	295	333	359	435	562	664	791	841	892	994	1095	1200	1407
	H	in	7-3/4	8-1/8	9-1/8	11-1/16	14-1/4	17-3/16	19-5/16	20-3/4	22-1/2	26	28-3/8	29-3/8	37-13/16
		mm	197	207	231	281	362	437	490	528	572	660	720	746	960
	WT(Kg)	RF	36	49	68	111	230	416	673	875	944	1220	1620	2120	3100
		BW	28	40	57	83	191	361	543	770	820	1015	1350	1750	2520

Class	NPs	in	2	2-1/2	3	4	6	8	10	12	14	16
	DN	mm	50	65	80	100	150	200	250	300	350	400
900	L-L1 (RF-BW)	in	14-1/2	16-1/2	15	18	24	29	33	38	40-1/2	44-1/2
		mm	368	419	381	457	610	737	838	965	1029	1130
	L2   (RTJ)	in	14-5/8	16-5/8	15-1/8	18-1/8	24-1/8	29-1/8	33-1/8	38-1/8	40-7/8	44-7/8
		mm	371	422	384	460	613	740	841	968	1038	1140
	H	in	9-7/16	10-1/4	10-1/4	12-5/8	15	20-7/8	22-1/16	23-1/4	24-13/16	27-9/16
		mm	240	260	260	320	382	530	560	590	630	700
	WT(Kg)	RF	69	93	91	145	259	565	900	1200	1500	2130
		BW	52	74	70	112	218	448	733	975	1240	1760

Class	NPs	in	2	2-1/2	3	4	6	8	10	12
	DN	mm	50	65	80	100	150	200	250	300
1500	L-L1 (RF-BW)	in	14-1/2	16-1/2	18-1/2	21-1/2	27-3/4	32-3/4	39	44-1/2
		mm	368	419	470	546	705	832	991	1130
	L2(RTJ)	in	14-5/8	16-5/8	18-5/8	21-5/8	28	33-1/8	39-3/8	45-1/8
		mm	371	422	473	549	711	841	1000	1146
	H	in	12-1/4	12-1/4	13	14	15-3/4	20-7/8	22-1/16	25-5/8
		mm	310	310	330	355	400	530	560	650
	WT(Kg)	RF	69	93	140	232	490	990	1490	1970
		BW	49	74	111	185	375	803	1250	1625

Other Types of Hastelloy C276 Valves

Hastelloy C276 Noise Reduction Control Valves, Hastelloy C276 Knife/Pulp Valve, Hastelloy C276 Instrumentation Blowdown Valves Distributors, Hastelloy C276 Rotary Control Valves, UNS N10276 Double Locking Check Valves, Hastelloy C276 Forged-Body Needle Valves, C276 Hastelloy Alloy Severe Service Control Valves, Hastelloy C276 Float Valves exporters, Hastelloy C276 Relief Valves stockists, Hastelloy Alloy C276 Flanged Ball Valve, Grade C276 High-Pressure Hastelloy Alloy Valves, Alloy C276 Bleed and Purge Valves, Hastelloy C276 Medium Pressure Valves stockholders, Hastelloy C276 Motorised Valves, Hastelloy C276 Gauge Valve, Hastelloy C276 Quarter Turn Plug Valves Dealers, Hastelloy C276 Excess Flow Valves, Hastelloy C276 Trunnion-Style Ball Valve, Hastelloy Alloy DIN 2.4819 Non Return Valve, Hastelloy C276 Toggle Valve, Hastelloy C276 Cryogenic Pressure Reducing Valve Manufacturers in India, Hastelloy C276 Diaphragm-Sealed Valves, Hastelloy Alloy JIS NW 0276 Inline Valves, C276 Hastelloy Alloy Flanged End Valves Manufactures, Hastelloy C276 Low-Pressure Valves, High Nickel Alloy C276 Hand Regulating Valves Supplier in Mumbai, Hastelloy C276 Stop Check Valves, C276 Hastelloy Rotary valve, C276 Hastelloy Forged Valves, Hastelloy C276 Lift Check Valve Price List in India, Hastelloy C276 Piston Valves, Hastelloy C276 Valve Lockouts, Hastelloy C276 Integral-Bonnet Needle Valves, Nickel Alloy UNS N10276 Sanitary Valves, Hastelloy C276 Multipurpose Ball Valve Traders, Hastelloy Alloy C276 Manifolds Valve, Hastelloy C276 Dual Plate Check Valves, Hastelloy C276 Manual / Mechanical Valves, Hastelloy Alloy C276 Process Interface Valves, Hastelloy C276 Spring loaded Check Valves, Grade C276 Hastelloy Stream-Select Valves.

PREVIEW	PRODUCT	MATRIALS	GRADE	OTHER TYPES
	Ball Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Ball Valves, UNS N10276 Hastelloy Floating Ball Valves, DIN 2.4819 Lined Ball Valves, Hastelloy Alloy C276 Rising Stem Ball Valve, Hastelloy C276 Segmented Ball Valves, Nickel Alloy C276 Trunnion Mounted Ball Valves, C276 Hastelloy Alloy 2-Piece Ball Valve, C276 Hastelloy 3-way Ball Valves, Hastelloy Alloy JIS NW 0276 Top Entry Ball Valve, C276 Hastelloy Flanged Ball Valve
	Check Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Check Valve, Hastelloy Alloy C276 Dual Plate Check Valve, Hastelloy Alloy C276 Piston Check Valve, Hastelloy C276 Swing Check Valve, Hastelloy C276 Spring-Loaded Disk Check Valves, Nickel Alloy UNS N10276 Diaphragm Check Valves, UNS N10276 Hastelloy Alloy Tilting Disc Check Valve, Hastelloy DIN 2.4819 Stop-Check Valves, JIS NW 0276 Hastelloy Lift-Check Valve, Hastelloy C276 In-Line Check Valves
	Globe Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Globe Valves, Nickel Alloy UNS N10276 Bellows-Sealed Globe Valves, DIN 2.4819 Hastelloy T-Pattern Globe Valve, Hastelloy Alloy C276 Y-Pattern Globe Valves
	Gate Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Gate Valves, Hastelloy Alloy C276 knife gate valve, Hastelloy C276 sluice valves, Hastelloy UNS N10276 Cryogenic gate valve, Nickel Alloy C276 Hastelloy Flanged Gate Valve, Hastelloy C276 Forged Gate valve
	Butterfly Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Butterfly Valves, Grade C276 Hastelloy Alloy Large butterfly valve, UNS N10276 Flanged Butterfly Valve, Nickel Alloy C276 High Performance Butterfly Valves, DIN 2.4819 Hastelloy Alloy Lined Butterfly Valves, Hastelloy Alloy C276 Wafer butterfly valves, C276 Hastelloy Lug butterfly valve
	Plug Valve	Hastelloy Alloy	Hastelloy C276, Alloy C276	Hastelloy C276 Plug Valves, Hastelloy Alloy C276 Non-Lubricated Plug Valves, UNS N10276 Lubricated Plug Valves, DIN 2.4819 Hastelloy Lined Plug Valves, C276 Hastelloy 3 Way Plug Valve, Nickel Alloy C276 Rising Plug Soft Seal Valve