ASTM A53 Type E Grades A & B Seamless Steel Pipes 5.8M / 6M Length for Pipeline and Structural Applications

1．Product Overview

ASTM A53 Type E Grades A & B seamless steel pipes are used for pipeline systems, structural applications, oil and gas transmission, and general mechanical use.

The product can be supplied in 5.8M, 6M, or customized lengths according to project requirements. Different end finishes are available to match installation and connection requirements, including plain end, non-upset threaded and coupled, and external upset threaded and coupled options.

2．Technical Solution

The pipe is supplied according to ASTM A53 Type E Grades A & B, ISO 4394, GB8713, GB/T9711, GB/T8162, and API 5L requirements.

Available pipe configurations include plain end and threaded coupled types. Plain end pipes are suitable for welding and structural fabrication.

Threaded and coupled options are suitable for oilfield and pipeline connection systems where mechanical joining is required.

The listed size range includes common oilfield and pipeline dimensions from 1.900 inch to 4 1/2 inch outside diameter, with wall thickness options

according to weight designation and grade compatibility.

3．Specifications

4．Application

This seamless steel pipe is suitable for petroleum and gas transportation, pipeline systems, general structural applications, mechanical processing, oilfield service, casing-related connection systems, and industrial fluid transmission.

It is commonly selected where pipe length, end finish, wall thickness, and connection type must match engineering installation requirements.

5．Processing

• The pipe can be supplied in 5.8M, 6M, or customized lengths.
• Plain end, non-upset threaded and coupled, and external upset threaded and coupled finishes are available.
• Cutting, marking, bundling, anti-rust protection, and export packing can be arranged according to order requirements.

6．Advantages

• Multiple standards are available for different project specifications.
• 5.8M and 6M lengths are suitable for container loading and common project delivery requirements.
• Plain end and threaded coupled options support different installation methods.
• Listed grades cover pipeline, structural, and oilfield connection applications.
• Standard export packing supports long-distance shipment.

7．How to Choose

• Choose plain end pipe for welding, fabrication, and structural applications.
• Choose non-upset threaded and coupled pipe for standard mechanical connection requirements.
• Choose external upset threaded and coupled pipe when higher connection strength is required.
• Confirm outside diameter, wall thickness, grade, end finish, and length before production.
• Select applicable standard according to project drawings or procurement specification.

8．FAQ

Q1．What lengths are available
Standard lengths are 5.8M and 6M, and customized lengths can be supplied.

Q2．What does P, N, and U mean
P means plain end, N means non-upset threaded and coupled, and U means external upset threaded and coupled.

Q3．What standards are available
ASTM A53 Type E Grades A & B, ISO 4394, GB8713, GB/T9711, GB/T8162, and API 5L are available.

Q4．What applications are suitable for this pipe
It is suitable for pipeline systems, oil and gas transportation, structural applications, and mechanical use.

Q5．Can pipe ends be customized
Yes. Plain end and threaded coupled end finishes can be supplied according to project requirements.