This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
Abstract Preview
Defines dimensions and tolerances of left-hand rope threads to be used on rope threaded drill steel equipment for percussive drilling. Five sets of values are given.
General information
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Status : PublishedPublication date : 1991-02
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Edition : 1Number of pages : 2
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- ICS :
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Equipment for drilling and mine excavation
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- CHF38
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