asbestos gasket [材] 石棉垫片 ; 石棉垫圈 ; 石棉衬垫
PTFE impregnated asbestos gasket 石棉垫片 ; 浸聚四氟乙烯的石棉垫片 ; 浸 ; 石棉介子垫片
copper asbestos gasket 铜皮石棉垫片 ; 铜包石棉垫密片
copper-asbestos gasket 铜包石棉垫片 ; 紫铜
copper cover asbestos gasket 铜包石棉垫密片
Compressed asbestos gasket 压缩石棉垫片
Non-asbestos gasket 无石棉密封垫 ; 无石棉垫片
No asbestos gasket 无石棉垫片
copper clad asbestos gasket 包铜石棉垫圈
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。
By analyzing for the flange leakage on a heavy oil catalytic pyrolysis unit, the writer put forward a treatment method, i. e. to replace old asbestos gasket with a compound corrugated gasket.
通过对重油催化裂化装置中法兰泄漏原因的分析，提出了处理方法：将原石棉密封垫片改为波齿复合密封垫片。
Forbid welding the flange after installing the valve. Both sides of the flange should be added the asbestos gasket.
严禁装上阀门后施焊法兰·法兰两边加石棉垫片。
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