Cast Iron Ductile Round Stainless Steel Spring Disc Wafer Double Door Check Valve

• Customization: Available
• Media: Water
• Temperature: Ordinary Temperature
• Connection Form: Flange
• Structure: Swing
• Pressure: Ordinary Temperature
• Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
• Sealing Form: Bellows Globe Valve
• Flow Direction: Unidirection
• Standard: ISO
• Application: Industrial Usage, Water Industrial Usage, Household Usage
• Delivery Time: About 45 Days
• Sample: Avaliable
• OEM: Available
• MOQ: 1000
• Surface Treatment: Plain Brass or Chrome Plate
• Transport Package: Inner Bag and Outer Carton
• Specification: 50-600
• Trademark: Per customer′s brand or ours
• Origin: China
• HS Code: 8481804090
• Production Capacity: 100, 000PCS/Month

Product Description

Cast Iron Ductile Round  Stainless Steel Spring Disc Wafer Double Door Check Valve

	Material	Cast Iron
	Standards	EN12334-2001
	Pressure	16bar
	Temperature	-10 to 120(EPDM seat) -10 to 82(NBR seat)
	Type	Wafer  Check Valve
	Size	50-600
	Delivery	45 days for production

DN50-DN600
PN10/PN16/Class 125

Valve Standards
Complies with EN12334-2001

Working Pressure and Temperature
Size 50 to 600, working pressure 16bar
Temperature from -10ºC to 120ºC for EPDM seat
Temperature from -10ºC to 82ºC for NBR seat

Flange Types
BS EN1092-2 PN10/PN16, ASME B16.1 Class125, JIS 10K/16K

Face to Face
EN558-1 basic series 16, series 50, ASME B16.10-2000

Material Specilication

Part Name	Material	EN Spec.	ASTM Spec.
Body	Cast Iron	EN-JL1040	A125 Class B
Disc	Stainless Steel	BS970 304S15	A351 CF8
Seat	EPDM/NBR/Viton	Commercial	Commercial
Hanger Pin	Stainless Steel	BS970 420S37	AISI 420
Stop Pin	Stainless Steel	BS970 420S37	AISI 420
Pin Retainer	Stainless Steel	BS970 304S15	A351 304
Spring	Stainless Steel	BS970 304S15	A351 304
Washer	PTFE	Commercial	Commercial
Gasket	EPDM/NBR/Viton	Commercial	Commercial

Model


Dimensions(mm)

		Table D/E Flange	ANSI 125# Flange	EN1092-2 PN16 Flange
DN	Size	A	A	A	B	C
50	2"	96	102	106	54	66
65	2.5"	109	121	126	54	78
80	3"	126	134	141	57	90
100	4"	158	172	161	64	115
125	5"	190	194	191	70	141
150	6"	210	220	217	76	170
200	8"	267	277	272	95	210
250	10"	331	337	327	108	273
300	12"	379	407	382	143	324
350	14"	445	447	442	184	356
400	16"	493	511	494	191	406
450	18"	559	546	554	203	457
500	20"	616	602	616	213	508
600	24"	723	715	733	222	600

* Over 20 years experience on plumbing and fitting products
* Have been export high quality product to European, Australian, America,South Africa etc.
  market for over 15 years.
* Frist-Class Product Testing Machine
* Having passed ISO9001,CE,WRAS,KIWA,ACS,CSTB
* Professional OEM service
* Very familiar with relevant industry standard and product requirement







* Q:Can I get a sample?
   
   A:Yes! Of course.Pls contact us for more details.Some samples will be supplied free but you need pay the freight.

* Q:What's your payment term?

   A:Normally "T/T before production " for new client or order value under USD8000. Please contact us for more details.

* Q:What's the lead time?

   A:Normally 45 days. It'll be different due to different products and qty

* Q:What's your MOQ?

   A:1000pcs for each size.

* Q:Can you offer OEM service?

   A:Yes! Of course.Base on our rich experience in this field we can certainly offer OEM service to you.Just tell us your design we'll then try our best.