Check Valve Stainless Steel Wafer Type Dual Disc Butterfly 4 Inch

Product Description

Check Valve Stainless Steel Wafer Type Dual Disc Butterfly 4 Inch Oil Standard Size: 1 1/2'~36'' Pressure rating: 150LB~1500LB Material: A351 CF8M/CF8/CF3/CF3m, A216 WCB,A352 LCB,A217 WC6/WC9 Suitable Temperature: -196ºC~450ºC(Different temperature choose different materials) Suitable Medium: Water, Oil and natural gas and other causticity medium (Different raw material for different medium)
Technical Specifications: Design & Manufacture standard: API 6D, BS 1868 Pressure & Temperature standard: ASME B16.34 Face to face dimension standard: ASME B16.10 Flange standard: ASME B16.5, ASME B16.47 Test & Inspect: API 598
Product Features: Bolted bonnet, and the type of middle flange gasket may be different according to pressure class; Check valve in 600LB may adopt pressure sealed structure. Disc stop device to prevent disc from being opened too high, thus causing failure to be closed down. Solid pin is precisely installed and provided with high intensity to ensure operational performance and service life of valve. Rocker arm is given enough intensity. Upon being closed down, it has enough freedom for the close-down of valve disc. Large size check valve are provided with lifting rings for the convenience of hoisting. Product Parameters

Product Name	Check Valve Stainless Steel Wafer Type Dual Disc Butterfly 4 Inch Oil Standard
1. Material	A351 CF8M/CF8/CF3/CF3m, A216 WCB,A352 LCB,A217 WC6/WC9
2. Size	1 1/2''~36'' ( DN40~DN900)
3.Certificate	ISO9001 & CE
4. Port	Full Port
5. Working Pressure	150lb~1500lb
6. Connection Ends	Flange
7. Working Temp.	-196~450ºC
8. Suitable Medium	Water, Natural Gas, Oil and some corrosive liquid
9. Seal	Metal
10. Locking	Option
11. Inspection & Testing	According to API598
Shipment
Delivery Time	15~20 Days
Package	Standard Exporting Plywood Case
Shipping Port	Ningbo/Shanghai, China
Shipping Terms	Exw, FOB, CFR, CIF, etc.
Payment Terms	T/T, Western Union, PayPal, etc.
	30% prepayment, 70% balance paid before shipping or against copy of BL
Warranty	18 Months after leaving factory
Advantage	OEM/ODM is applicable
Others	We also manufacture Flange Ball Valve, Gate Valve, Globe Valve, Check Valve, Butterfly Valve & Y Strainer

Material List:

No.	Part Name	Material
1	Body	ASTM A216 WCB
2	Body Seat Ring	ASTM A105+HF
3	Disc	ASTM A216 WCB+13CR
4	Hinge	ASTM A216 WCB
5	Disc Washer	13CR
6	Disc Nut	SS304
7	Disc Nut Pin	13CR
8	Hinge Pin	13CR
9	Gasket	ASTM A308
10	Cover	ASTM A216 WCB
11	Stud	ASTM A193 B7
12	Stud Nut	ASTM A194 2H
	Hinge Pin Cover	ASTM A105
	Hinge Pin Cover Bolt	ASTM A193 B7
	Name Plate	Aluminum

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