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Insp Table - DC

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52 views1 page

Insp Table - DC

Uploaded by

huyenhvtc252
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Table 2.

0
Used Drill Collar Inspection – Comparison of NS-2 & DS-1 Category 3-5
NS-2 DS-1
Inspection Locations & Methods

Connection

Visual
Record Serial Number R R
Seal Surfaces R R
Re-facing Check R R
Bevel Width R R
Thread Surfaces R R
Pin Thread Profile R R
Pin Lead R R
Box Swell R R
Hardfacing R R
Stress Relief Surfaces R R
Cracks R R

Dimensional
Box OD R R
Pin ID R R
Calculate BSR R R
Box Counterbore Diameter & Depth R R
Pin Stress Relief Groove Diameter & Width R R
Boreback Diameter & Length R R
Box & Pin Bevel Diameter R R
Pin Length R R
Box & Pin Shoulder Flatness R R
Box & Pin Tong Space R R

MPI (Wet Fluorescent) R R


ATI O -

Elevator Groove

Visual R R
Dimensional
Elevator Shoulder OD R R
Elevator & Slip Recess Groove Depth R R
MPI
Dry Powder or Wet Fluorescent - R
Wet Visible R -
R = Required Inspection
O = Optional Inspection

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