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Model： TB-G1 Structure： The valve seat consists of a metal base with a high performance anti-pressure burst (AED) elastomer seal ring and a sphere to form a sealing pair. After the seat cover is installed at the base head, the metal elastic chuck is loaded to limit and fix the position. Characteristic： The metal base isolates the particulate matter and protects the elastomer sealing ring. The elastomer sealing ring has large compensation and good sealing effect. Apply： This struc...