copper-asbestos packing 铜包石棉衬垫
Asbestos Packing Sheet 石棉橡胶板
Teflon impregnated asbestos packing 浸聚四氟乙烯的石棉填料
graphited braided asbestos packing 石墨处理的编织填料
greased asbestos packing 油浸石棉填料
asbestos-packing gasket 石棉橡胶垫片
cord type teflon asbestos packing 绳型聚四氟乙烯石棉填料
inhibitive asbestos packing 缓蚀石棉填料
asbestos packing Gasket 石棉橡胶垫片
Oil asbestos packing: it forms the basic structure there are two types of torsional system, and the other is knitting.
油浸石棉盘根：它的基本结构形式有两种，一种是扭制，另一种是编结。
For example, in order to prevent secondary pollution, even the use of sewage is not Valve asbestos packing and gasket sealing.
例如为了防止二次污染，即使是排污阀也不采用含石棉的密封填料和垫片。
Stems shall be of dezincification-resistant silicon bronze ASTM B 371 or low-zinc alloy B 99, non-asbestos packing and malleable or ductile iron handwheel.
阀杆材质是符合美国材料试验协会ASTM B 371标准抗失锌现象的硅青铜，或B 99低锌合金，不含石棉的填料，和可锻或球墨铸铁手轮。
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