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Check Valve Stainless Steel Wafer Type Dual Disc Butterfly 4 Inch

US$400.00-8,000.00 1 Piece (MOQ)

Basic Info.

Model NO.
KML
Material
Carbon Steel,Stainless Steel
Connection Form
Flange
Structure
Swing
Pressure
Low,High,Ordinary Temperature
Function
Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Flow Direction
Unidirection
Standard
ANSI/DIN/JIS/GB/Bsw
Application
Industrial Usage, Water Industrial Usage, Household Usage
Transport Package
Standard Plywood Case
Specification
1/2′ ′ -2′ ′ (Dn15~Dn50)
Trademark
KEMAILONG
Origin
Wenzhou, Zhejiang, China
HS Code
8481804090
Production Capacity
50000 PCS/Year

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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