China Swing check valve supplier

Swing check valve

Material of swing check valve: A536,A126,WCB,WC6,LCB,CF8,CF8M.CF3.CF3M,CN7M,904L

Size of swing check valve: 1/2inch(DN15) - 36 inch (DN900)

Pressure of swing check valve: 125LB(PN10)-2500LB(PN420)

Connection type : Flange(FF,RF,FM,RTJ) BW

Kind of drive : No

Operating temperature: -100℃ - 600℃

Working medium: water, gas,oil,Sulfuric acid and hydrochloric acid

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catalogue:

Swingcheck valve.pdf

Introduction forswing check valve

Swing check valve is one type for the check valves, the check valve have anther name is non-return valve,this swing check valve only can horizontal installation,the speed of the closing for swing check valve is very quickly , also the seal is very good,the highest pressure for swing check valve can up to 2500LB(PN420), the body of the check valve can choose forged material or choose cast steel,this valve is opened or closed by the valve disc to rotate around the spindle outside the seat of the valves; it is an automatic valve, working principle of this valves are automatically opened or closed by the force generated by the medium flowing within the pipeline. Its major function is to prevent the backflow of the medium in the pipeline, reverse rotation of the pump and its driving motor, and discharge of the medium in the container.

Features forswing check valve

Compact and reasonable product structure, reliable tightness and good performance;

Smooth fluid passageway and small fluid resistance;

Swing type disc.

Can be designed with a Damping Cylinder.

Rapid closing and flexible actions of the valve disc .

Small closing impact, water hammer is not liable to be generated.

Smooth fluid passageway and small fluid resistance.

Product Specification

Face to Face

	Design Spec.	Flange End	Test & Check	Pressure-Temp.	Supply
Product Specification	API600	ANSI B 16.10	ANSI B 16.5	API598	ANSI B 16.34	MSS SP-25	API600
	API6D	API6D		API6D			API6D

Materiallist

Part name	Part Material				Part Name
Body/Bonnet	A216-WCB	A217-WC6	A352-LCB	A351-CF8M	Body/Bonnet
Dissc	A105	A182-F11	A182-F304	A182-F316	Dise
Rotating shaft	A216-WCB	A217-WC6	A182-F6a	A182-F316	Swing Arm
Gasket	18~8 /18~8Flexible Graphite				Gasket
Bolt	A193-B7	A193-B7	A193-B7M	A193-B8	Bolt
Temperature	-29~425°C	-29~550°C	46~350°C	40~550°C	Suitable Temp.
Medium	7KWater, OilSteam	Steam, Oil	Steam , Oil	Nitric Acid	Suitable Medium

Main External and Connection Dimension (单位Unit：mm)

Type	NPS	DN	Main external and connection dimension
Type	in	mm	L	D	D1	D2	b	z-φd	H
	2"	50	203	152	120.6	92	19	4-φ19	161
	21/2"	65	216	178	139.7	105	22	4-φ19	180
	3"	80	241	190	152.4	127	24	4-φ19	190
	4"	100	292	229	190.5	157	24	8-φ19	203
	5"	125	330	254	215.9	186	24	8-φ22	229
H44Y-150Lb	6"	150	356	279	241.3	216	25	8-φ22	257
	8"	200	495	343	298.4	270	29	8-φ22	292
	10"	250	622	406	362	324	30	12-φ25	355
	12〃	300	698	483	431.8	381	32	12-φ25	396
	14"	350	787	533	476.2	413	35	12-φ25	445
	16"	400	864	597	539.8	470	37	16-φ29	490
	18"	450	978	635	577.8	533	40	16-φ32	520
	20〃	500	978	698	635	584	43	20-φ32	546
	24"	600	1295	813	749.3	692	48	20-φ35	880
	2"	50	267	165	127	92	22	8-φ19	179.5
	21/2"	65	292	190	149.4	105	25	8-φ22	190
	3"	80	318	210	168.1	127	29	8-φ22	212.4
	4"	100	356	254	200.2	157	32	8-φ22	246
	5"	125	400	279	235	186	35	12-φ22
	6"	150	444