本文简介了美国国家标准《钢结构焊接规范》的主要内容和规范的特点。
In this paper, the main content and the feature of the code- the American National Standard "Structural Welding Code-Steel" are introduced.
目前，国内在铁路架桥机钢结构的制造及焊接工艺方面，还没有专门的规范或规程。
At present, there is not special technological criterion or specification in China for manufacturing and welding steel structure of railway bridge girder erecting machine.
KK型圆钢管搭接节点，搭接处隐藏焊缝焊接与否的问题，现行钢结构设计规范（GB50017-2003）未作明确要求。
The question whether hidden weld in unstiffened overlapped CHS KK-joints is welded or not is not clearly metioned in current code for design of steel structures(GB50017-2003).
研究方法对比、分析几种国家和行业规范或规程中的钢结构焊接检验标准。
Research methods: The paper provides some Suggestions and referable proposals through comparison and analysis of several national commercial specifications and codes of practice.
重点描述定位结构规范化，制定非标设计设计规范，缩短汽车焊接夹具设计周期，降低设计成本。
Especially for describing structure of orientation standardization, establish nonstandard of design into standardization, in order to shorten period of auto welding jigs design, reduce design cost.
重点描述定位结构规范化，制定非标设计设计规范，缩短汽车焊接夹具设计周期，降低设计成本。
Especially for describing structure of orientation standardization, establish nonstandard of design into standardization, in order to shorten period of auto welding jigs design, reduce design cost.
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