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HENAN WESDOM FLOW CONTROL CO.,LTD
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Low Pressure Water Check Valve F304 / CF8M Stainless Steel Flap Valve

HENAN WESDOM FLOW CONTROL CO.,LTD
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Low Pressure Water Check Valve F304 / CF8M Stainless Steel Flap Valve

Brand Name : WESDOM/ CUSTOMER DESIGNED
Certification : CE ,WRAS,API,OHSAS,ISO
Place of Origin : CHINA
MOQ : 20pcs
Price : Negotiable
Payment Terms : Western Union, L/C, D/A, D/A
Supply Ability : 20pcs/ per day
Delivery Time : According to the actual order
Packaging Details : Bubble bag,sponge, wooden case,pallet
Product Name : Flap Vlave
Application : For Weak Acid And Alkali
Size : DN300 ~ DN3200
Pressure : Lower Pressure
Standard : API / DIN / BS / EN / ISO / JIS
Temperature : 0~425℃
Body : Stainless Steel / 304 /316
Seat : Stainless Steel / 304 /316
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Flap Valve Made By Stainless Steel F304 Or CF8M Size From DN300 To DN3200


1. Working medium: with a ph of industrial, domestic sewage, seawater, river water, with a weak acid alkali industry, domestic sewage, seawater
2. Working temperature : ≤60°C, and according to use requirement , the maximum temperature resistance of flap valve can be designed to reach 100°C
3. Working pressure: normal pressure to 0.25Mpa
4. Seal type :lip-shape seal , hollow round pipe seal
5. Open angle of flap valve cover : >75°
6. Open when the water level inside flap valve cover is higher than outside water level by 50mm~250mm ( related to flap valve obliquity , weight and caliber size ) , and it can be designed according to the demand of the customer.
7. hardness : ≥40
8. Specific gravity: 1.6~1.9
9. Use life: more than thirty years

Notice: the nominal diameters DNand flange bolt hole distance D1,hole number, hole diameter etc.


In this table can be designed based on the demand of the customer.


Take * number specification for non-standard products.


Flap Valve Made By Stainless Steel Water Check Valve F304 Or CF8M Size From DN300 To DN3200


ModelDNDD1Lbdn-c
KQ-HDPE-Y-4-0.25-30030044040030030238-M16
KQ-HDPE-Y-4-0.25-40040056051535030238-M16
KQ-HDPE-Y-4-0.25-50050067062040035238-M16
KQ-HDPE-Y-4-0.25-600600780725450352310-M16
KQ-HDPE-Y-4-0.25-700700895840450402312-M16
KQ-HDPE-Y-4-0.25-80080010109505004028012-M16
KQ-HDPE-Y-4-0.25-90090011101050500452814-M18
KQ-HDPE-Y-4-0.25-1000100012201160550452814-M18
KQ-HDPE-Y-4-0.25-1100110013201260550502816-M18
KQ-HDPE-Y-4-0.25-1200120014501380600502816-M18
KQ-HDPE-Y-4-0.25-1300130015601485600552818-M18
KQ-HDPE-Y-4-0.25-1400140016751590650552818-M18
KQ-HDPE-Y-4-0.25-1500150017751690700602820-M18
KQ-HDPE-Y-4-0.25-1600160019151820750603220-M22
KQ-HDPE-Y-4-0.25-1700170020151870800653222-M22
KQ-HDPE-Y-4-0.25-1800180021152020850653222-M22
KQ-HDPE-Y-4-0.25-1900190022202135900703222-M22
KQ-HDPE-Y-4-0.25-2000200023252230950703222-M22

DN(size)DD1hole(n-d)
DN30012"44040012-23
DN40016"56051016-27
DN50020"67062020-27
DN60024"78072520-30
DN70028"89584024-30
DN80032"101095024-33
DN90036"1110105028-33
DN100040"1220116028-36
DN110044"1320126532-39
DN120048"1450138032-39
DN130052"1560147536-42
DN140056"1675159036-42
DN150060"1775170040-48
DN160064"1915182040-48
DN170068"2015192044-48
DN180072"2115202044-48
DN190078"2200211548-48
DN200080"2325223048-48

we can make other size according as buyer's requirement


Application:

Valve is used for preventing the back-going of medium in pipelines and equipments, and the pressure of medium will bring the result of opening and closing automatically.

When the medium is back-going, valve disc will automaticaly closed to avoid accidents.


material:
NOpartsqtymaterial
1body1316
2O-ring2EPDM
3disc1316
4O-ring1EPDM
5eye bol1316
6small cover2316
7pin1316
8retainer screw2316
9big cover2316
10bolt2316
11spring1316

◆deminsion:


DNPN10.PN16PN25PN40
ABCDELGABCDELGABCDELG
4094162281.4251950equal PN10equal PN10
5010916329433.62081
651291740111462302
80144175412356.52453
100164187014771.42653168187014971.42693Equal PN25
125195189217187.32975194189217187.32965
15022020112200106.6321522420112202106.63255
20027522154256148.2376528422154265148.2385529122154268148.23925
25033126192302185.2436634226192307185.2447635326192312185.24586
30038032227352216.34841040132227360216.34991041832227368216.351610
350446382664082545481245838266412254560124753826642225457712
40049844310460294.46031451544310463294.46201454744310484294.465214

Specification
1Face to face according to DIN3202-K3.
2Flange drilling according to ANSI125/150;DIN2501PN10/PN16;AS2129 Table E;JIS10K ect.
3Working Pressure: PN10;PN16

Main Parts and Materials
NumberPart NameMaterial
1BodyGGG50
2DiscSS304
3StemSS304
4SpringSS304
5WasherPTFE
6WasherPTFE
7GasketNBR
8Hex nutA193A

Flap Valve Made By Stainless Steel Water Check Valve F304 Or CF8M Size From DN300 To DN3200


Main Dimensions
DNDD1D2LRt
501076540432718.4
651278060463519.8
801429470644227.7
10016211788645027.7
150218171134767731.6
20027322418289102.532.9
30037831026011414643.3
35044636029812717045.3
40048841035014019552.3
45054645038515221558.2
50059450543815223858.3
600700624.553817829274.6
70082072066222934596
80093082576224139499

Standards

Design and manufacture as BS1868, ANSI B16.34
Face to face dimensions as ANSI B16.10
End flange dimension as ANSI B16.5
Pressure-temperature ratings as ANSI B16.34
Pressure test as API 598
Applicable Medium: water ,gas,oil,and other causticity medium.


Test Pressure

Test ItemShell TestSeal TestBack Seal TestAir Seal Test
MediumWaterAir
UnitMPalbf/in2MPalbf/in2MPalbf/in2MPalbf/in2
Pressure (Class)1503.14502.23152.23150.5-0.760-100
3007.811255.68155.6815
40010.315007.611007.61100
60015.3222511.2163011.21630
90023.1335016.8244016.82440
150038.4557528.1408028.1

4080


Product Tags:

wafer type check valve

      

forged steel swing check valve

      
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Low Pressure Water Check Valve F304 / CF8M Stainless Steel Flap Valve Images

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