Spiral Heavy Weight Drill Pipe

MATERIAL (AISI 4145H) MECHANICAL PROPERTIES

Precision machined from one integral piece of AISI 4145H Q&T bar stock. Hardness: BHN 1" below surface 290-341 Tensile Strength PSI 140,000 min. Yield Strength PSI 110,000 min. Elongation in 2" gage length 13% min. Reduction of Area 40% min. Impact Strength Type X 40 ft.lb.min.

QUALITY CONTROL

Each piece of Integral Spiral Heavy Weight Drill Pipe is 100% dimensionally inspected and the material is full length ultrasonically inspected. All connections are 100% inspected to conform to latest API standards. Full material certifications are provided with each piece of Integral Spiral Heavy Weight Drill Pipe.

Spiral Heavy Weight Drill Pipe