Analysis of the Causes for Transversal Crack of 4130X Steel Pipe for Making Large-volume Gas Cylinder
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 development of large-sized, heavy-wall 4130M-QT-125K mechanical structure seamless steel tubes
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,
Development of Rolling Process for AISI 4145H Steel Tubular Drill Collars Used in Oil Drilling
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)
Hardness Range of 4140 Steel After Quenching and Tempering
4140 steel is a low-alloy steel commonly used for manufacturing mechanical parts and tools. Quenching and tempering is a heat treatment process applied to steel to enhance its mechanical properties and hardness. During the quenching
A Brief Analysis of Performance Differences Between 35CrMo and 4145H Quenched and Tempered Forged Bars
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