PTFE impregnated asbestos gasket的意思|示意

石棉垫片 ... natural white rubber gasket天然白橡胶垫片 ꮞ PTFE impregnated asbestos gasket石棉垫片 ring joint metal gasket环形连接金属垫片 黥 ...

浸聚四氟乙烯的石棉垫片 浸聚四氟乙烯的石棉垫片 ptfe impregnated asbestos gasket 夹石棉的缠绕金属垫片 spiral-wound metal gasket with asbestos filler ..

浸 浸 聚四氟乙烯的石棉垫片 PTFE impregnated asbestos gasket 夹石棉的缠绕金属垫片 spiral-wound metal gasket with asbestos filler ..

石棉介子垫片 压缩石棉介子垫片 compressed asbestos class gasket 石棉介子垫片 PTFE impregnated asbestos gasket 夹石棉的缠绕金属介子垫片 spiral-wound metal gasket with asbestos filler ..