AISI 4340 Chromoly Alloy Oil Well Drilling Pipe , Seamless Steel Pipe for Oilfield Exploration

AISI 4340 Chromoly Alloy Oil Well Drilling Pipe , Seamless Steel Pipe for Oilfield Exploration

Description

This AISI 4340 Chromoly Alloy Oil Well Drilling Pipe represents the pinnacle of performance and reliability in modern oilfield exploration. Manufactured as a seamless steel pipe, it is specifically engineered to withstand the extreme mechanical stresses and corrosive environments encountered in deep well drilling, horizontal drilling, and other challenging operations.

The core of its superior performance lies in the use of AISI 4340 alloy steel, a nickel-chromium-molybdenum ("Chromoly") grade renowned for its exceptional strength-to-weight ratio, high fatigue resistance, and outstanding toughness. This composition allows the pipe to handle high tensile loads, severe bending moments, and intense internal pressures without compromising structural integrity. The seamless construction ensures superior dimensional accuracy and eliminates the weak points inherent in welded tubes, significantly enhancing its service life and reliability under cyclic loading conditions.

These pipes undergo rigorous heat treatment (quenching and tempering) to achieve optimal mechanical properties, such as high yield and tensile strength, making them suitable for high-pressure, high-temperature (HPHT) well applications. Furthermore, the material offers good resistance to wear and impact, reducing the risk of downhole failures.

Specification

ASTM A519 4130 Pipe Chemical Composition

ASTM A519 4130 Pipe Mechanical Properties

ASTM A519 4130 Steel Pipe Equivalent

Packing
Bundles with plastic end caps, wooden box package

Application

Oil & Gas

Pharmaceutical

Chemical

Aerospace

Desalination

Power Generation

Structural Engineering