外层氧气引入对GPCA-TIG 焊焊缝性能的影响

	外层氧气引入对GPCA-TIG 焊焊缝性能的影响
	黄勇1 ; 郭卫 1; 王艳磊 2
	2016
Source Publication	焊接学报
ISSN	0253-360X
Volume	37 Issue:9 Pages:5-8
Abstract	针对SUS304不锈钢,采用传统TIG焊和GPCA-TIG焊进行工件表面熔焊,对外层气体引入氧气的GPCATIG焊和传统TIG焊焊缝的氧含量、显微组织、拉伸性能和低温冲击韧性进行了测定.结果表明,GPCA-TIG焊焊缝组织主要为奥氏体和铁素体,铁素体形态以骨架状和板条状为主.外层引入氧气时,焊缝中的氧含量增加,耦合度为+ 2时焊缝中的氧含量高于耦合度为0时的,焊缝的抗拉强度均略低于母材的.耦合度为0的GPCA-TIG焊焊缝冲击性能与传统TIG焊的相同,耦合度为+ 2的焊缝低温冲击韧性有所降低,达到传统TIG焊的85%.
Keyword	GPCA-TIG 焊 O 元素含量耦合度拉伸性能低温冲击韧性
Indexed By	CSCD
Language	中文
WOS Research Area	Metallurgy & Metallurgical Engineering
WOS Subject	METALLURGY METALLURGICAL ENGINEERING
CSCD ID	CSCD:5807801
Document Type	期刊论文
Identifier	http://ir.lut.edu.cn/handle/2XXMBERH/72001
Collection	材料科学与工程学院
Affiliation	1.兰州理工大学, 甘肃省部共建有色金属先进加工与再利用国家重点实验室, 兰州, 甘肃 730050, 中国 2.海芙德建筑产品(上海)有限公司, 上海 201601, 中国
First Author Affilication	State Key Laboratory Of Gansu Advanced Non-Ferrous Metal Materials
First Signature Affilication	State Key Laboratory Of Gansu Advanced Non-Ferrous Metal Materials
Recommended Citation GB/T 7714	黄勇,郭卫,王艳磊. 外层氧气引入对GPCA-TIG 焊焊缝性能的影响[J]. 焊接学报,2016,37(9):5-8.
APA	黄勇,郭卫,&王艳磊.(2016).外层氧气引入对GPCA-TIG 焊焊缝性能的影响.焊接学报,37(9),5-8.
MLA	黄勇,et al."外层氧气引入对GPCA-TIG 焊焊缝性能的影响".焊接学报 37.9(2016):5-8.

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