trispiral xt39 (3) (1)
TRANSCRIPT
Heavy Weight Drill Pipe Performance Characteristics Pipe Size and Weight: 4.000" X 2.5625" Tri-Spiral Heavy WeightWorkstrings International® 2011 Version 1.0 Pipe Grade: 55ksi Standard Heavy Weight
Range: 2Tool Joint: 4.875" X 2.5625" XT39
Pipe Body
OD (in) Cross Sectional Area of Pipe Body (in2)Wall Thickness (in) Cross Sectional Area of OD (in2)
ID (in) Cross Sectional Area of ID (in2)Calculated Plain End Weight (lbs/ft) Section Modulus (in3)
Polar Section Modulus (in3)Tensile Strength (lbs)
Torsional Strength (ft-lbs)80% Torsional Strength (ft-lbs)
Burst Pressure (psi)Collapse Pressure (psi)
OD (i )
17,301
27,600407,600
New(Nominal)
7.40912.566
(Nominal)New
4.000
5.1575.225
10.450
2.56325.188 25.188
16,218
22,080
4 875
0.719
Tool Joint 120,000 psi Material Yield Strength Drill Pipe Assembly with Grant PridecoXT39 eXtreme Torque ConnectionXT39
OD (in)ID (in)
Pin Tong Length (in) Adjusted Weight (lbs/ft)Box Tong Length (in) Approximate Length (ft)
Torsional Strength (ft-lbs) Fluid Displacement (gal/ft)Max Recommended Make-up Torque (ft-lbs) Fluid Capacity (gal/ft)Min Recommended Make-up Torque (ft-lbs) Fluid Capacity (bls/ft)
Tensile Strength (lbs) Drift Size (in)Tool Joint/Drill Pipe Torsional Ratio (New Pipe)
Balance OD (in)
Note: Minimum make-up is based on shoulder separation caused by bending
29.9931.00
1.344.992
24.0
4.8752.563
729,700
24.0
12,400
0.4590.268
0.00638
2.3125
37,00022,200