Microstructural Evolution and Tensile Properties of Nb-V-Ti-N Microalloyed Steel with Varying Nitrogen Contents

With the rapid development of long-distance transmission pipelines for oil and natural gas, pipeline steel is continuously evolving towards higher pressure, larger diameter, and thicker wall thickness. Many extensive studies and research have been conducted on X70 pipeline steel produced through tra...

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Bibliographic Details

Published in:	Metals
Main Authors:	Jiangcheng Liu, Kai Guo, Haote Ma, Jiangli He, Junchao Wang, Chuanyou Zhang, Tiansheng Wang, Qingfeng Wang
Format:	Article
Language:	English
Published:	MDPI AG 2025-02-01
Subjects:	Nb-V micro-alloy steel martensitic steel quenching and tempering precipitate dislocations yield strength
Online Access:	https://www.mdpi.com/2075-4701/15/3/266