Butterfly Check Valve

Best quality: the international first-line brand OEM partners

The price is reasonable, modern management, effective cost control, benefit the customer

Fast delivery: productivity, complete stock, fast delivery

1. Suitable Medium: water, gas, and oil;
2. Working Temperature:

EPDM: -10℃ +120℃
NBR: -10℃ +80℃
VITON: -23℃ +150℃
SILICON: -50℃ +200℃

Valve Parts Diagram

No.	Name	Material	Qty
1	Body	C.I.GG25/D.I.GGG40	1
2	Spring	S.S304	2
3	Disc	D.I.GGG40/S.S304/316	2
4	Hook	Carbon Steel	1
5	Seat	EPDM NBR VITON	1
6	Hinge Pin	S.S420/S.S304	1
7	Stop Pin	S.S420/S.S304	1
8	Washer	PTFE	7
9	Gasket	EPDM/NBR	2
10	Pin Retainer	Carbon Steel	2

Working Pressure: 1.6Mpa
Testing Std: API598 DIN3230
Face to Face Length: DIN2501 PN10/16; BS4504 PN10/16; BS10 TABLED/E; JIS2220 10K/16K
Face to Face Length: DIN3203 K3 1999

Dimension	L	D	Φ						KG
	DIN		DIN2501/BS4504		JIS2220		BS10
	DIN		PN10	PN16	10K	16K	T’D’	T’E’
2″	43	65	107		101	101	96		1.8
2.5″	46	80	127		121	121	109		2.33
3″	64	94	142		131	137	128		3.34
4″	64	117	162		156	162	160		4.65
5″	70	145	192		187	200	191		6.42
6″	76	170	218		217	235	217	213	9.25
8″	89	224	273		267	280	274	270	15.65
10″	114	265	328	329	330	353	333	333	24.87
12″	114	312	378	384	375	403	384	381	34.7
14″	127	360	438	446	418	445	445	445
16″	140	410	489	498	480	504	496	496
18″	152	450	532	550	535	569	555	555
20″	154	500	585	610	590	624	610	610
24″	178	624	690	720	692			720

Dimension	L	D		KG
	ANSI		ANSI
	ANSI		125/150
2″	54	65	104.8	1.8
2.5″	54	80	123.8	2.33
3″	57	94	136.5	3.34
4″	64	117	174.6	4.65
5″	70	145	196.9	6.42
6″	76	170	222.3	9.25
8″	95	224	279.5	15.65
10″	108	265	339.8	24.87
12″	143	312	409.6	34.7
14″	184	360	450.9
16″	191	410	514.4
18″	203	450
20″	213	500
24″	222	624