Square Manhole Cover S304 430Mmx330Mm, Stainless Steel Rectangular Manhole Cover Sanitary Tank Manway Door Square Quick Opening Pressure

Pay with

About Square Manhole Cover S304 430Mmx330Mm, Stainless

❤ Our LOYALHEARTDY19's Square manhole cover S304 430mmx330mm are all issued from the United States. We can ship for free. We use the best quality and fastest logistics companies - UPS Logistics and FEDEX Logistics to help with transportation. You only need 2-7 days to receive the package. ❤ If you have any problems with the package you received, please feel free to contact us. We will provide you with quick and effective help and compensation in the first time. We assure you that you choice us is very correct. Because We will never let you have any loss and give you a nice shopping experience. ❤ In addition, your order has the protection provided by Amazon. You can get 100% protection. Product description Description: The manhole is a safety emergency ventilation device installed on the top of the tank. It is usually used together with fire extinguishers and mechanical breathing valves to avoid accidents caused by accidental overpressure in the tank or damage to the tank during vacuum. To the safety and fire resistance, it is a safety device for protecting the storage tank, and is especially suitable for the vaulted atmospheric pressure tank with the nitrogen storage capped material. It has the advantages of constant pressure discharge, constant pressure suction, flexible opening and closing, safe fire resistance, compact structure, good sealing performance, safety and reliability. The manhole is divided into an emergency pressure relief manhole, a tank top manhole, a tank wall manhole and a core manhole. It is usually made of 304, 316L stainless steel or carbon steel. Product application range: This product is made with S304 and can meet the safety requirements of food production. Products are used in large tanks and containers in the industrial fields such as dairy beer, food and beverage,bioengineering, etc.