宁波埃美柯429黄铜丝口止回阀H14W-16T/ H14X-16T ¥89.50 宁波埃美柯401黄铜丝口止回阀H14W-16T ¥296.00 宁波埃美柯410黄铜丝口立式止回阀H12X-16T ¥140.00 宁波埃美柯409黄铜法兰止回阀H44W-16T ¥970.00 宁波埃美柯415黄铜对夹式消声止回阀H72X-16T ¥1200.00 宁波埃美柯428黄铜法兰消声止回阀H42X-16T ¥1285.00