HangZhou Hoyee trade Co.,Ltd

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Petrochemical Industry Breather Valve

Petrochemical Industry Breather Valve

ZFQ-1 series Breathing valve is to maintain the tank pressure balance, reduce safety energy-saving products medium volatile, but also the use of principles of vapor heat transfer, protect the respiratory valve parts is not easy to freeze, the breathing valve to ensure the normal work. Our...

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Product Details

ZFQ-1 series Breathing valve 

Maintenance and servicing
In order to make flame retardant breathing valve use safety, should dismount bellows flame retardant layer in 3-6 months regularly, cleaning, make sure that every hole in flame retardant layer are unobstructed, avoid block, make sure it use safety and normal. Regularly check the positive, negative valve plate movement is flexible, check leading mark and disc seating facing damage or not, should change immediately if damage. When check maintenance and installation again, should insure each junction surface of the valve fit closely, disc rising flexibility. When new valve start operating, before the installation, should remove the flange protection cap clean the quakeproof matters between disc, otherwise the breathing valve will malfunction. 

 

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Breather valve have no action within the pressure range.

To exhale

To breathe


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Main specification and technical parameter

Nominal Diameter(mm)

50

80

100

150

200

250

Regulating Range(Pa)

Inhale:-280; Expiration:800、1200、1600、2000、3000

Nominal pressure PN(MPa)

1、1.6

Working temperature

-20~80、0~100

Regulation precision(Pa)

±100

Leakage class

VI Class


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Packing Details: Wooden box and plywood case, standard export  packing.
In addition that we can  design and pack as your request.
Delivery Details : Shipped in 5-15 days after payment.

 

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Q:Are you a manufacturer or trading company?

A:We are a manufacturer that specialized in industrial control valve

Q:How can I get some samples?

A:Usually we don’t offer free sample,the sample and express fee are required,the sample cost can be deducted from your first large order.

Q:What’s your delivery time?

A:1.The samples will be sent to you within 3~5days

  2.The batch order will be shipped to you within 5~15 days after order confirmation

Q:What’s your warranty & after sale service policy?

A: 12 Months for all products,and some products warranty is 24 months.Usually,some necessary spare parts are offered free to you.

Q:What is your minimum quantity I can get our OEM service with my brand?

A: It depends on the models,please consult our salesman

 

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 Mail address:Infor@hoyeevalve.com
 Website:www.hoyeevalve.com



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