ss304/316 YAB Circular Sanitary Tank Manhole Cover Without Pressure

304/316 YAB Circular Sanitary Tank Manhole Cover Without Pressure

2. material:  SS304; SS316; AISI304 , AISI316L
3. polished inside outside

4. Type: square,circular, elliptical, handhole cover

5. Application: dairy, food , chemical ,beverage ,pharmaceuticals ,water treatment ,beer etc .

                                   It is used as cap on the top of the vessel ,tank etc.

6. Fineness:  inner and outer fineness of mirror Ra≤0.8μm; 

7.they are installed in the tank top for manway and material pouring,there are different sizes manhole:φ150,200,250,300,350,400,450,500,600 etc.

Product name: Circular Manhole cover( without pressure)
Model: YAB
Material quality: SS304, SS316L
Specification: 400mm, 430mm, 450mm, 500mm, 600mm
Standard: 3A/DIN/SMS/ISO

Application:
Non-pressure type manhole cover is widely used in food, wine-producing, beverage, and pharmacy industries and so on. Apply to all kinds of atmospheric container or tank to prevent the leakage.

Working Principle:
Non-pressure type manhole cover is joined together to the tank by the hinge, it also can let non-pressure type manhole cover free open and close tightness at the range of 120 degree by the handle, so it can be easy for the serviceman to check and to operate.

Design standard:
The difference between non-pressure and pressure type manhole cover is the former can only use under normal pressure, so it is generally have only one fixed hand wheel device, but the sealing is good enough.