Notice:The original Zhejiang Chaoda valve Co., Ltd upgraded itself to Chaoda Valves Group Co., Ltd, that is the Chaoda Valves Group, and as Chaoda Group for short.


Cryogenic Check Valve

Cryogenic Check Valve

     CHAODA group专业研制生产Cryogenic Check Valve等 valve products, CHAODA生产的Cryogenic Check Valve has the features of Good sealing, reliable, safety and long life span.

CHAODA valves group is specialized in manufacturing Cryogenic check valve with following good characteristics: good sealing performance, reliable safety guarantee, long life span and etc.

    CHAODA GROUP WENZHOU E-BUSINESS CO.,LTD. is a wholly owned subsidiary of CHAODA VALVES GROUP CO.,LTD.With  Chaoda valves group(CHAODA group”) quality management and safety system(Get the approvals of ISO9001,ISO14001,OHSAS18001, API6D, CE/PED, API607,API6FA, ISO15848-1, TS and API600 gate valve certified),top level developing team(Provincial Key Enterprise research Institute,Provincial Key Enterprise Technology  Innovative Group, Provincial Enterprise Technology Center),advanced machining equipment, well chemical analyst and inspection equipment(Optical Spectrometer, Helium low emission tester, High & Low temperature performance equipment and etc)we could provide our clients with perfect products and satisfied service.

Cryogenic Check Valve 

Type: DH44H,DH44W,DH44Y,DH41H,DH41W,DH41Y等
Bore: NPS½~NPS30,DN15~DN750
Rating: Class150~Class900,PN16~PN160
Material: Carbon Steel,Stainless Steel,Alloy Steel,Duplex Stainless Steel
Operation: Manual,Gear Operated,Electric Operated,Pneumatic Operated
Applicable: Oil,Chemical,Natural Gas,Petrochemical,Coal Chemical and so on

Honor:Zhejiang Famous Brand,Zhejiang Famous Exporting Brand,Chinese patent...


Cryogenic Check Valve product description

    Cryogenic Check Valve适用于Class150~Class900,PN16~PN160的各种管路上,用于截断或接通管路中的介质。选用不同的材质,CHAODA group的Cryogenic Check Valve可分别适用于水,蒸汽,油品,硝酸,醋酸,氧化性介质,尿素等多种介质。Cryogenic Check Valve的驱动方式为手动,蜗轮传动,气动或电动。Cryogenic Check Valve一般采用法兰连接,也可采用对焊连接。

Cryogenic Check valves(Generally flanged connection, and Butt-welding optional) are suitable for using on various kinds of pipeline from Class150 To Class900, PN16 To PN160 to cut off or connect the flowing of medium. By using different material, the valves could be suitable for medium such as water, steam, oil, nitric acid, acetic acid, oxidizing substance, carbamide and etc. 

    Cryogenic Check Valve:Cryogenic Check Valve又称低温止逆阀,单流阀,单向阀或逆止阀,其作用是保证管路中的介质定向流动而不致倒流的功能。水泵吸水管的底阀也属于Cryogenic Check Valve类。止回阀属于自动阀门。

Cryogenic check valve, also named Cryogenic one way valve, Cryogenic non return valve and so on is the type of automatic valve used to prevent the back flow of medium in pipeline. The Foot valve in sunction pipe of water pump is also one kind of check valve.

    CHAODA GROUP WENZHOU E-BUSINESS CO., wholly owned subsidiary by Chaoda Group,Professional sales CHAODA group products,CHAODA valve products。CHAODA valves won the reputations of Zhejiang Famous Trademark,Zhejiang Famous Brand,Zhejiang Famous Exporting Brand and also enjoys prizes of 101 National Patent。

Cryogenic Check Valve product features

     CHAODA Cryogenic Check Valve has the features of Good sealing, reliable, safety and long life span.

Cryogenic Check valves developed by Chaoda have following good characteristics: good sealing performance, reliable safety guarantee, long life span and etc.

     CHAODA VALVES GROUP CO.,LTD. launched its quality management and safety system as ISO9001,ISO14001,OHSAS18001, API6D, CE/PED, API607,API6FA, ISO15848-1 TS and API 600.

Cryogenic Check Valve standards

 Design and manufacture standards:BS 6364, BS 1868, API 6D, GB/T 24925, GB/T 12236
 Face to face dimensions standards:ASME B 16.10, GB/T 12221
 Connection ends standards:ASME B 16.5, GB, JB, HG, SH, BS, DIN, JIS and etc
 Testing inspection standards:API 598, BS6364, GB/T 13927, GB/T 26480, JB/T 9092

Cryogenic Check Valve parts and material

Cryogenic Check Valve main size and weight

CHAODA valves group co.,ltd. Professional manufacturing Cryogenic Check Valve.


How to Order:   

1.Clients could call telephone +86-0577-67319962 or email us your enquiry including following information.

①Valve’s type, End to End dimension ②Connection Ends ③Nominal diameter ④Service medium and temperature and working pressure range
⑤Material, test standard and other requirement ⑥CHAODA could supply all kinds of actuator and spare parts and so on as client’s requirement.

2.When received clients’ enquiry, we would select the suitable valves for your and give you a offer.

3.And have a communication over the Cryogenic Check Valve delivery or other special requirement.

4.When have special requirement on your Cryogenic Check Valve products, please specify it in the purchasing order.

5.Should you have any question, please send email to