Industrial Articles

Factors Influencing the Quality of Petroleum Cementing and Strategies for Improvement Abstract: With advancements in technology, cementing has become widely utilized in petroleum extraction. Various factors can affect the quality of petroleum cementing during the extraction process. Therefore, petroleum extraction companies should develop effective strategies to address common issues encountered in cementing to improve

Understanding Permanent Plug-and-Abandonment Cementing Technology in Changqing Oilfield Abstract: Permanent plugging of oil wells is a critical phase in oilfield development and production activities. Research into plugging technology will further promote the development and production of oilfields. This paper focuses on analyzing the main operational procedures at permanent plugging construction sites and applies new

This article provides a thorough exploration of 4130 steel, encompassing its performance attributes, chemical composition, versatile applications, distinctive characteristics, metallurgical properties, forming processes, welding techniques, and associated challenges. The discussion encompasses a range of 4130 steel products such as tubes, bars, hollow bars, 4130 P+X, and 4130 L80, offering insights into their unique features and industrial uses.

4330V Alloy Steel: Uses, Composition, Properties Introduce What is 4330V alloy steel? AISI 4330V is a Nickel Chrome Molybdenum (NiCrMo) hardened and tempered high strength alloy steel for applications in the oil and gas industry. It is typically used for oil tools and drilling jars due to its combination of high strength and exceptional

Analysis of the Causes for Transversal Crack of 4130X Steel Pipe for Making Large-volume Gas Cylinder Abstract: In order to find out the causes for the transversal crack of the 4130X steel pipe for making of the large volume gas cylinder, the fracture surface is analyzed by means of both the macro and micro analyses,

The development of large-sized, heavy-wall 4130M-QT-125K mechanical structure seamless steel tubes Abstract: This article describes the design of the large-sized, heavy-wall 4130M-QT-125K mechanical structure seamless steel tube, involving chemical composition, and processes of steel-melting/casting, pipe rolling, and heat treatment, etc. Also summarized are the control tips for manufacturing the said tube. Relevant operation practice demonstrates

Development of Rolling Process for AISI 4145H Steel Tubular Drill Collars Used in Oil Drilling Abstract To solve the problem of smooth rolling during the production of ultra-long, extra-thick-walled drill collar tubing (diameter-to-wall thickness ratio ≤3.7) using the Assel mill and to improve the uniformity of wall thickness both longitudinally and transversely, a series of

A Brief Analysis of Performance Differences Between 35CrMo and 4145H Quenched and Tempered Forged Bars Abstract: This study compares the mechanical properties of 35CrMo and 4145H, two types of medium-carbon alloy structural steels, using Φ200mm forged bars of the same specifications subjected to quenching and tempering treatments. The focus was on the mechanical properties at

  Below are answers to the ten most common questions about welding 4130 chromoly using TIG welding. These tips are primarily intended for applications in the sports industry, such as aircraft prototypes, race car frames, roll cages, dune buggies, bicycle frames, and motorcycle frames. The applicability of these welding tips should be evaluated based on

AISI 4130 Steel with Minimum Yield Strength of 75,000 psi for Acidic Service Conditions - 75K Low Alloy Steel Forgings Scope 1.1 AISI 4130 steel with a minimum yield strength of 75,000 psi for acidic service conditions, including 75K low alloy steel forgings and similar alloy steels. 1.2 This specification covers products in the form