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TECHNICAL SPECIFICATION FOR NEW 5-1/2” OD SLICK HEAVY WEIGHT DRILL PIPE WITH 5-1/2” FH  NKK-DSTJ HIGH TORQUE CONNECTIONS.


MONOBLOC 5.1/2" SLICK H.W.D.P.

PIPE OD: 5.1/2"
CENTRE WEAR PAD: 6" OD X 24" LONG
MATERIAL: 4145 H MODIFIED
TYP. LENGTH (SHOULDER TO SHOULDER): RANGE 2
APPROX WEIGHT (WITH TOOL JOINTS): 1705 LBS (55ppf)
NOMINAL WALL THICKNESS: 0.9375"
AVERAGE INSIDE DIAMETER: 3.5/8"
DISPLACEMENT: 25.74 GALS/JOINT OPEN END,43.87 GALS/JOINT CLOSED END
CAPACITY: 16.62 GALS/JOINT
NOMINAL SECTION AREA BODY OF PIPE: 13.46 SQ. IN.
PIPE TENSILE YIELD NEW: 1,480,600 LBS
PIPE TORSIONAL YIELD NEW: 144,450 FT/LBS


MONOBLOC TOOL JOINT

MATERIAL: 4145 H MODIFIED
CONNECTION: 5.1/2" FH NKK DSTJ HIGH TORQUE
THREAD FORM: V-0.025
PIN & BOX OD: 7"
PIN & BOX ID: 3.5/8"
PIN SHOULDER: 18 DEGREE TAPER
BOX SHOULDER: 18 DEGREE TAPER
INTERNAL COATING: NONE
HARDBANDING: ARNCO
PIN LENGTH (INCLUDING THREAD): 27" LONG
BOX TONG LENGTH: 26" LONG
BEVEL DIAMETER: 6.23/32"
TOOL JOINT TENSILE YIELD NEW: 1,383,400 LBS
TOOL JOINT TORSIONAL YIELD NEW: 61,900 FT/LBS
RECOMMENDED MAKE UP TORQUE: 44,976 FT/LBS
MINIMUM MAKE UP TORQUE: 34,597 FT/LBS
MINIMUM DRIFT DIAMETER: 3.500"

All figures are based on data supplied by the manufacturers and information taken from API Specification RP7G Fifteenth Edition January 1995.

DSNS-SD-24 Rev 01