Sanitary grade atmospheric pressure quick opening manhole

Sanitary grade atmospheric pressure quick opening manhole is a quick opening device for tanks or containers, mainly for easy cleaning, inspection and maintenance. It is widely used in food, pharmaceutical, chemical and other industries, where there are high requirements for health conditions.       The design features of this manhole include:       1. ** Fast opening ** : The fast opening structure design can be quickly opened and closed to improve work efficiency.   2. ** Good sealing performance ** : It has good sealing performance to ensure that it does not leak during use and maintains the purity inside the container.   3. ** Easy to clean ** : Smooth surface, not easy to accumulate dirt, easy to clean, in line with health standards.   4. Excellent material ** : Usually stainless steel and other corrosion-resistant materials are used to ensure the durability and safety of the product.   5. ** Easy to operate ** : simple structure,…