Cast Iron Wafer Dual Plate Disc Butterfly Check Valve Manufacturer

• Media: Water
• Temperature: Ordinary Temperature
• Material: Cast Iron
• Connection Form: Wafer
• Structure: Butterfly
• Function: Nrvr Silence, Nrvz Silence
• Model NO.: DDCV
• Flow Direction: Unidirection
• Standard: GB
• Application: Water Industrial Usage
• Disc/Spring: CF8/SS304
• Size: Dn40-800
• Coating: Epoxy Coated to 300 Microns
• Pressure Rate: Pn10/16
• Body: Ggg40/50
• Stem: Ss420/431
• Seat: NBR/EPDM
• Transport Package: Bubble Bags & Wooden Case
• Trademark: Walter
• Origin: Suzhou, Jiangsu
• HS Code: 8481300000
• Production Capacity: 6800 Sets Per Month

Product Description

1- Body/Bonnet: GGG40/50
2- Stem: SS420/431
3- Bolts/Nuts/Spring: SS304
4- DISC: CF8
5- Epoxy Resin coating internal & external, thickness above 250 micron
7- Wafer or Flanged or Lugged
8- Work pressure: PN10/16; Size range: 1-1/2" to 32"
 

Code No.	Size	DN	L	D	a	b	r	Wet(kg)
DDCV-0050	2"	50	43	107	43	8	29	1.5
DDCV-0065	21/2"	65	46	127	60	13	36	2.4
DDCV-0080	3"	80	64	142	66	14	43	3.6
DDCV-0100	4"	100	64	162	93	24	53	5.3
DDCV-0125	5"	125	70	192	117	33	66	7.3
DDCV-0150	6"	150	76	218	145	43	79	9.2
DDCV-0200	8"	200	89	273	198	68	104	16
DDCV-0250	10"	250	114	328	234	72	127	26
DDCV-0300	12"	300	114	382	284	100	148	40.7
DDCV-0350	14"	350	127	442	333	121	173	55
DDCV-0400	16"	400	140	495	381	137	198	75
DDCV-0450	18"	450	152	555	420	148	218	118
DDCV-0500	20"	500	152	617	475	180	245	173
DDCV-0600	24"	600	178	734	585	220	302	200