1　范围本标准规定了钢结构焊接接头的焊缝外形尺寸。本标准适用于钢结构的熔化焊对接和角接接头的外形尺寸的检验。2　引用标准下列标准所包含的条纹 ,通过在本标准中引用而构成为本标准的条文。本标准出版时 ,所示版本均为有效。所有标准都会被修订 ,使用本标准的各方应探讨 1 Scope This standard specifies the weld dimensions of steel welded joints. This standard applies to the melting of steel welded butt joint and the angle of the external dimensions of the test. 2 Normative references The following standards contain streaks that, through reference in this standard, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards will be revised, the parties using this standard should be explored