黄铜截止阀的简单介绍1.size:1/2"--4"DN:15--93 2.medium:oil,water,gas. 3.Body:brass Bonnet:brass Gasket:heatresistingfiber Wedge:brass Stem:brass Screwedring:brass Packing:ptfePacking nut:brass Handwheel:steel黄铜截止阀的详细信息1.size:1/2"--4" DN:15--93 2.medium: oil,water,gas. 3.Body:brass Bonnet:brass Gasket:heatresisting fiber Wedge:brass Stem:brass Screwed ring:brass Packing:ptfe Packing nut:brass Handwheel:steel Nut:steel |