A brief introduction of Steel Drill Pipe
Stainless Steel Pipe Types
April 7, 2020
How is stainless steel made of?
April 10, 2020
Drill pipe is used to transmit power by rotary motion from ground level to a drilling bit at the bottom of the hole and to convey flushing media to the cutting face of the tool. Thus it plays a vital part in the successful drilling of oil and gas wells.
1.Grades and Lengths of Steel Drill Pipe
Range 1 18 ft to 22 ft
Range 2 27 ft to 3 0ft
Range 3 38 ft to 45 ft
2.Mechanical Properties of Steel Drill Pipe
|
Mechanical Properties API Steel Drill Pipe Grade |
E-75 |
X-95 |
G-105 |
S-135 |
|
Yield Strength (minimum psi) |
75,000 |
95,000 |
105,000 |
135,000 |
|
Yield Strength (maximum psi) |
105,000 |
125,000 |
135,000 |
165,000 |
|
Tensile Strength (minimum psi) |
100,000 |
105,000 |
115,000 |
145,000 |
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