The quick connection method is used to connect with the oil and gas return hose, which is convenient for the oil and gas to be quickly guided away when the tanker is unloading or loading at the bottom.

Features : 1. The valve body is treated with aluminum alloy T6 . 2. The chemical-resistant seal is adopted, which has wider applicability . 3. The design of large cavity capacity is adopted to reduce the flow resistance, the flow speed is faster and the static electricity accumulation can be effectively prevented . 4. Conform to API RP1004 standard .