High Strength Drill Pipe

In addition to standard API drill pipes with sizes from 2″ to 10″, our company is capable of manufacturing Z-140 and V-150 high-strength drill pipes. The detailed performance indicators are listed as below.

Description

Grade Class Tensile Properties V-Notch Charpy Impact Energy
Min Yield Strength (KSI) Max Yield Strength (KSI) Min Tensile Strength (KSI) Average Value of 3 Specimens (Ft.lb) Single Specimen Min Value (Ft.lb) Temperature Max (°F) Temperature Min (°F) Specimen Size
Z-140 Standard 140 160 150 40 35 70 / Full size
10mm×10mm
Severe Service 140 160 150 50 40 / -4 3/4 size
10mm×7.5mm
V-150 Standard 150 165 160 40 35 70 / Full size
10mm×10mm
Severe Service 150 165 160 40 35 / -4 3/4 size
10mm×7.5mm