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  • Users: oezguel
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  1. oezguel

    cold working or cold rolling of API threads

    Hi people! We need to process cold working/cold rolling on API threads of drill stem subs. how much pressure must we apply?? is there any table about pressure rate of cold working/cold rolling
  2. oezguel

    API Spec 5CT Marking

    I am in trouble with API marking :( [bomb] The new issue, how can I show the pipe length in marking? Should I measure each pipe and add the result at the end of marking as meter, or just adding "Range 1" at the end of marking is enough?
  3. oezguel

    API Spec 7 Marking

    Hello all, I must draw a sub according API. I have API Specs 7-1 and 7-2. There is information about marking recess in the 7-1. But there is no info about the dimensions of recess :( I need deep, width and length of recess. and should I show it in the technical drawing? and the locatin of the...

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