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  • Pressure Type Sanitary Stainless Steel Tank Manhole Cover

    Product Description:
    Producte Description Manhole is a safety emergency ventilation device installed on the top of the storage tank. It is usually used together with fire extinguisher and mechanical breather valve. It can not only avoid accidents caused by sudden overpressure or vacuum in the tank and damage the tank, but also play a role of safety and fire resistance. It is a safety device to protect the storage tank, especially suitable for the dome roof atmospheric pressure tank with materials sealed with nitrogen. The utility model has the advantages of constant pressure discharge, constant pressure suction, flexible opening and closing, safe fire resistance, compa...
    Shanghai Houdong Metal Group Co., Ltd.
    Diamond Member Audited Supplier
    China ISO 9001, ANSI/ESD...more
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