Sanitary Stainless Steel Round Outward Manhole Cover with Pressure (No. NM13011)

• Steel Parts: 304 or 316L
• Seal: EPDM
• Working Pressure: Max. Pressure Is 5.0 Bar
• Working Negative Pressure: Full Vacuum
• Range of Temperature: -10 to 250 Degree Celsius
• Transport Package: in Carton, Plywood Case
• Model NO.: NM13011
• Specification: DIN, 3A, SMS, ISO, RJT, BPE, JTS
• Trademark: NUOMENG, OEM
• Origin: Wenzhou, China
• Production Capacity: 200000PCS/Year

Product Description

 

Sanitary Stainless Steel Round Outward Manhole Cover with Pressure
 

Application
Pressure type manhole cover series are major use to the pressure tank of food, wine-producing, beverage and pharmacy industries and so on.

Working Principle
When need repair the storage tank, first to unscrew the handwheel (use to fixed manhole cover and supply the force to axial seal ), then open the manhole cover by the handle which fixed in the manhole cover (manhole cover is jointed together by hinger 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.

Standard Design
NUOMENG have Elliptical or Round, without sight glass or with union type sight glass manhole cover. Pressure manhole cover can have above 4 handwheel to fix the device, the handwheel quantity is depend on the size, the pressure, and the temperature. Also we can produce it with your requirement.


If you are interested in our product, or need any more information, pls don't hesitate to contact us.

Size	OD mm	t mm	H mm	t1 mm	Handwheel- Num	Pres (Bar)
200	206	3	100	3	4	1-3
300	306	3	100	3	4	1-3
350	356	3	100	3	5	1-3
400	406	3	100	3	6	1-3
430	436	3	100	3	6	1-3
450	456	3	100	3	6	1-3
500	508	4	100	3	6	1-3
600	608	4	100	4	6	1-3

Packing: