Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel

 Forging and different post-forging heat treatment processes for 430F ferritic stainless steel in rolled condition. The effects of microstructure and properties of the forging 430F stainless steel at different heat treatment processes are studied by metallurgical structure, microhardness, t...

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Main Author: Xu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei
Format: Article
Language:zho
Published: Editorial Office of Special Steel 2024-11-01
Series:Teshugang
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Online Access:http://www.specialsteeljournal.com/fileup/1003-8620/PDF/2024-00049.pdf
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author Xu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei
author_facet Xu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei
author_sort Xu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei
collection DOAJ
description  Forging and different post-forging heat treatment processes for 430F ferritic stainless steel in rolled condition. The effects of microstructure and properties of the forging 430F stainless steel at different heat treatment processes are studied by metallurgical structure, microhardness, tensile properties and fracture analysis of the test steel after heat treatment. The study shows that 430F stainless steel after forging, 850 ℃ × 4 h high temperature annealing, cooling with the furnace, 550 ℃ out of the air-cooled, and then 350 ℃ × 10 h tempering, cooling with the furnace, the microstructure of its composition by the ferrite single-phase ferrite matrix, the distribution of a large number of fine and uniformly distributed spherical carbides along the grain boundary precipitation σ-phase number is the least. The tensile strength of the test steel is 516 MPa, the hardness is 181 HV, and the elongation rate reaches 29.9%. There are a large number of regular toughness nests on the fracture surface, and the test steel has good plasticity and toughness.
format Article
id doaj-art-465ae5aff9174069a5ea2cbe63d86810
institution Kabale University
issn 1003-8620
language zho
publishDate 2024-11-01
publisher Editorial Office of Special Steel
record_format Article
series Teshugang
spelling doaj-art-465ae5aff9174069a5ea2cbe63d868102024-11-19T06:11:30ZzhoEditorial Office of Special SteelTeshugang1003-86202024-11-01456838710.20057/j.1003-8620.2024-00049Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless SteelXu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei0(1 College of Optoelectronic Manufacturing, Zhe Jiang Industry & Trade Vocational College,Wenzhou 325000,China;2 School of Material Science and Engineering,Jilin University,Changchun 130025,China) Forging and different post-forging heat treatment processes for 430F ferritic stainless steel in rolled condition. The effects of microstructure and properties of the forging 430F stainless steel at different heat treatment processes are studied by metallurgical structure, microhardness, tensile properties and fracture analysis of the test steel after heat treatment. The study shows that 430F stainless steel after forging, 850 ℃ × 4 h high temperature annealing, cooling with the furnace, 550 ℃ out of the air-cooled, and then 350 ℃ × 10 h tempering, cooling with the furnace, the microstructure of its composition by the ferrite single-phase ferrite matrix, the distribution of a large number of fine and uniformly distributed spherical carbides along the grain boundary precipitation σ-phase number is the least. The tensile strength of the test steel is 516 MPa, the hardness is 181 HV, and the elongation rate reaches 29.9%. There are a large number of regular toughness nests on the fracture surface, and the test steel has good plasticity and toughness.http://www.specialsteeljournal.com/fileup/1003-8620/PDF/2024-00049.pdfforging; heat treatment; 430f stainless steel; microstructure; mechanical properties
spellingShingle Xu Linchao, Ye Sainan, Wang Wenquan, Zhang Xinge, Lu You, Guo Wei
Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
Teshugang
forging; heat treatment; 430f stainless steel; microstructure; mechanical properties
title Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
title_full Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
title_fullStr Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
title_full_unstemmed Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
title_short Effect of Heat Treatment Process on Microstructure and Properties of Forged 430F Ferritic Stainless Steel
title_sort effect of heat treatment process on microstructure and properties of forged 430f ferritic stainless steel
topic forging; heat treatment; 430f stainless steel; microstructure; mechanical properties
url http://www.specialsteeljournal.com/fileup/1003-8620/PDF/2024-00049.pdf
work_keys_str_mv AT xulinchaoyesainanwangwenquanzhangxingeluyouguowei effectofheattreatmentprocessonmicrostructureandpropertiesofforged430fferriticstainlesssteel