Professional China manufacturer Sanitary stainless steel 304 316L pressure type manhole cover manway door with full sight glass

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Product Overview

Description



 


 





























































 


 Wenzhou Yuanyu Mechanical Co., Ltd. is a professional manufacturer of high-precision


hygiene grade valves, pipe fittings and liquid equipment


 


 Manhole Cover Type YUANYU have elliptical or round, without sight glass or with union type sight glass manhole cover. Pressure manhole cover can have above 4 handwheel quatity is depend on the size, the pressure, and the temperature. Also we can produce it accroding to your requirement. 
Working principle When need repair the storage tank,first to unscrew the handwheel(use to fixed manhole cover and supply the force ro axial seal), then open the manhole cover by the handle which fixed in the manhole cover(manhole cover is jointed together by hinge and frame, to ensure accurately closure when the manhole cover close, and the hinge can let the opened manhole cover stop above 30 degree angle of upright position)thus the serviceman can check the storage tank; when the manhole cover closed, both of the seal of manhole cover and the tank can ensure complete sealing, so , we can avoid leakage of the tank.
 Material  AISI304, 304L,316, 316L
 Seal  EPDM
 Working Pressure Max pressure is 5.0 bar
 Working negative  Pressure Full vacuum
 Range of temprature -10℃-250℃
Round manhole  Size  Round Φ300mm, 350mm, 400mm, 430mm, 450*100mm, 500mm, 600mm,etc
 Elliptical manhole  Size Φ 430*330, Φ 530*430.etc

 Square manhole  Size


 435*335*65, 535*415.etc
 Finish  Mirror Polished or matt polish
 Application Dairy products,wine,beer,food,pharmacy,beverage,cosmetics and chemical  industry,biological enginnering field extensively
 Why choose us Prompt quotation, competitive price, punctual lead time and guaranteed quality

 Professional China manufacturer  Sanitary stainless steel 304 316L no pressure manhole cover manway door with full sight glass


 


manhole cover detail


 


 



 





1



FAQ


 




1. May I have free samples before ordering?


Yes, our company is very pleased to send you free samples for quality test as long as freight cost being paid by buyers themselves


 


2. What's the payment term


For small orders, we accept PayPal, Western Union, T/T and Credit Card.


For mass orders, we accept T/T and L/C.


 


3. Can i have my own Logo on the product?


Yes, you can send us your drawing and we can make your logo.


 


4. Do you have any MOQ of your products?


We always have stock for valve


 


5. Do you accept no-standard products?


Sure, as soon as you could provide drawings or detail.


 


 


 


 


 


 


0.3754 s.