E75 Steel Grade Drilling Pipe
E75 steel grade is a common drill pipe steel grade. Mainly composed of carbon, manganese, silicon, phosphorus, sulfur, chromium, molybdenum and other elements. It has high strength and toughness.
E75 Steel Grade Drilling Pipe is the lower strength grade in the API specification. This means that it is suitable for some shallow drilling operations that do not require excessive material strength.
API 5DP Drill Pipe E75 has been designed to take into account corrosion factors that may occur in typical oil and gas well environments. However, its corrosion resistance may be relatively low compared to high-strength steels.
Regarding threads and joints, like drill pipes in other API specifications, E75 drill pipes need to have threads and connecting joints that meet the regulations to ensure the reliability and sealing of the connection.
In terms of dimensions, drill pipe diameter, wall thickness and length must comply with API regulations to ensure compatibility with other drilling equipment. During the manufacturing process, drill pipe usually requires heat treatment, including quenching and tempering, to increase its hardness and strength.
|
Product |
Drill Pipe |
|
Grade |
X95, E75, G105, S135 |
|
Pipe Size |
2 To 6-5/8 inche |
|
Schedule |
Schedule XS, Schedule 160, Schedule 40, Schedule XXS, Schedule 80 Supplier and Manufacturer |
|
Wall Thickness in MM |
6.88 To 12.7 |
|
Length in Meter |
5.49 To 6.71 |
|
Pipe Marking |
All Pipes are marked as follows: Supplier or Manufacturer's Name, Standard, Grade, OD, Thickness, Length, Heat Number |
API OCTG Drill Pipe

How to choose a suitable drill pipe steel grade?
When selecting drill pipe steel grade, the following points need to be considered:
1. Well depth and complexity
Select the appropriate drill pipe steel grade based on factors such as drilling depth, wellbore size, inclination angle, and formation status to meet the requirements of drilling construction.
2. Underground environment
Select drill pipe materials that can adapt to the underground environment, including the effects of ambient temperature, pressure, corrosive agents, etc.
3. Cost factors
The performance of drill pipe steel grade is directly related to the price. Select the appropriate steel grade to reduce the cost as much as possible while ensuring safety and operating efficiency.
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