problems that cannot be ignored. Some leaders unwilling to do masses work, masses concept weak, on masses feelings not deep, pendulum not are with masses of relationship, think masses work is revolutionary war era of things, now obsolete has, buried business work, ignored masses work of situation compared General; some leaders not do masses work, old method regardless of with, new not with, not understand masses psychological, not understand masses wishes, not said masses language, work method simple stiff, caused masses of conflict and antipathy; some leaders can't do masses work, Faced with a lot of contradictions among the people worry about fear, panic set in encounter group events, and some are even mismanaged, inflame, so work has suffered heavy losses, and so on. These problems we are soberly aware, enhancing the party's ruling capability, the maintenance and development of the party's advanced nature and purity, and to enhance the ability of partcommittees and leading cadres are good people. Attach great importance to and is good at doing mass work, has become the new urgent situation strengthening the party's governing capacity-building tasks. Combined practice of maintaining flesh-and-blood ties with the masses, urged the broad masses of party members and cadres, especially all levels ... Processing to improve as a guide to the country. \d is summed up these new things, be promoted. \d manifestation of the Deng Xiaoping's mass. Deng also put people \happy\omise\point and destination of developing guidelines, policies, and as the only standard for measuring compliance with the wishes of the masses of the people. Under the guidance of Deng Xiaoping theory, Central Government adopted a series of important measures to strengthen links with the masses. In December 1989, the CPC Central Committemade on adhering to and perfecting the system of multi-party cooperation and political consultation under the leadership of the Chinese Communist Party, closely for CPC and the democratic parties and the relationship between the part of the masses that they contact, effectively carrying out the mass line, played a positive role. In March 1990, the 13 plenary session adopted the decision on strengthening contacts with the masses of the Party noted that \nd developed in the long struggle of the party's mass line, is to realize the party's ideological line, the fundamental political and organizational work route\can always maintain flesh-and-blood ties and development of the masses, is directly related to the rise and fall of the rise and fall of the party and State. In September 1994, 14 adopted by the plenary session of the Party on strengthening decision on several major issues of party building. The requirements of the decision of the party's leading bodies and leading cadres should develop a democratic style of work, come from the masses, to the masses, together, stick to the mass line. Party of 13 session four in the plenary yihou, to Jiang comrade for core of party本文件仅起参考作用，一切以原件为准！ 关于发布国家标准《钢结构结构施工质量验收规范》的通知
建标[2002]11号
根据我部“关于印发《二OOO至二OO一年度工程建设国家标准制订、修订计划》的通知”（建标[2001]87号）的要求，由冶金工业部建筑研究总院会同有关单位共同修订的《钢结构结构施工质量验收规范》，经有关部门会审，批准为国家标准，编号为GB50205-2001自2002年3月1日起施行。其中，4.2.1、４.３.１、4.4.1 、5.2.2 、5.2.4 、6.3.1 、8.3.1 、10.3.4 、11.3.5 、12.3.4 、14.2.2 、14.3.3为强制性条文，必须严格执行。原《钢结构结构施工质量验收规范》GB50205-95和《钢结构结构施工质量检验评定标准》GB50221-95同时废止。
本规范由建设部负责管理和对强制性条文的解释，冶金工业部建筑研究总院负责具体技术内容的解释，建设部标准定额研究所组织中国计划出版社出版发行。
中华人民共和国建设部 二OO二年一月十日
二、 前言 本规范是根据中华人民共和国建设部建标[2001]87号文“关于印发《二OOO年至二OO一年度工程建设国家标准制定、修订计划》的通知”的要求，由冶金工业部建筑研究总院会同有关单位共同对原《钢结构结构施工质量验收规范》GB50205-95和《钢结构结构施工质量检验评定标准》GB50221-95修订而成的。
在修订过程中，编制组进行了广泛的调查研究，总结了我国钢结构工程施工质量验收的实践经验，按照“验评分离，强化验收，完善手段，过程控制”的指导方针，以现行国家标准《建设工程施工质量验收统一标准》GB50300为基础，进行全面修改，并以多种方式广泛征求了有关单位和专家的意见，对主要问题进行了反复修改，最后经审查定稿。
本规范共分15章，包括总则、术语、符号、基本规定、原材料及成口进场、焊接工程、紧固件连接工程、钢零部件加工工程、钢构件组装工程、钢网架结构安装工程、压型金属板工程、钢结构涂装工程、钢结构分部工程竣工验收以及9个附录。将钢结构工程原则上分成10个分项工程，每一个分项工程单独成章。“原材料及成品进场”虽不是分项工程，但将其单独列章是为了强调和强化原材料及成品进场准入，从源头上把好质量关。“钢结构分部工程竣工验收”单独列章是为了更好地便于质量验收工作的操作。
本规范将来可能需要进行局部修订，有关局部修订的信息和条文内容将刊登在《工程建设标准化》杂志上。
本规范以黑体字标志的条文为强制性条文。
1 总则
1．0．1为加强建筑工程质量管理，统一钢结构工程施工质量的验收，保证钢结婚工程质量，制定本规范。
说明：1.0.1本条是依据编制《建筑工程施工质量验收统一标准》GB50300和建筑工程质量验收规范系统标准的宗旨，贯彻“验评分离，强化验收，完善手段，过程控制”十六字
f third generation Central led collective, banner Deng Xiao-ping's theory great flag, insisted liberation thought, and facts, and times, in both at home and abroad political storm, and economic risk, severe test before, relies on party and people, defended China features Socialist, created socialist market new system, created full open new situation, advance party of construction new of great engineering, founded \e a representative\nt thought, Continue to steer the ship of reform and opening up forward on the right. Comrade Jiang Zemin said: \ngthening and improving the party's mass work in the new situation, it is of decisive significance to consolidating the ruling Foundation of the party. \ough our party and some of the world's major lessons learned from the success of the old party of the party, Comrade Jiang Zemin pointed out:\biggest political advantage of our party is in close contact with the masses, the most dangerous after the ruling party was divorced from the masses. \d:\construction, only the understanding, support and participation of the people, people's enthusiasm and creativity into full play in order to advance; the leadership of the party, only the tie and win the masses embraced, can be consolidated and strengthened. \out that strengthening and improving the party's work style construction, maintaining the party's flesh-and-blood ties with the masses is the core problem, the key is to do solid work, implement, resolutely oppose and overcome formalism. Comrade Jiang Zemin stressed that all the work and policieof the party, are in compliance with the fundamental interests of the overwhelming majority of the people to the highest degree, to the majority of people are not satisfied with the fundamental guidelines, strive to make our workers, farmers, intellectualand other people enjoy ... Single, everyone seemed to know. But well known does not mean perfect. Some party members and leadingcadres, consider contacting their small departments, within a small circle of people, or contact individual owners, the entrepreneur, is the masses, this idea is obviously not correct. The Communist Party of China, people should have three characteristics. First, the people should be the most social, is a Department within the scope of the majority. Specific to the party and Government departments, especially the cadres working in the Central and State organs, mass is the 1.3 billion Chinese people, work for the party members and cadres, masses are the land within the jurisdiction of the common people. The second characteristic of the masses, is that we have common interests. Masses are manifestations of each specific people, but the crowd is a comprehensive political concept, refers to people with common political and economic interests in the period of social transformation, social differentiation between the interests of the masses is large, if you do not find the interest in doing mass work, the party members and cadres, will be in a passive position. The third characteristic of the massesproblems that cannot be ignored. Some leaders unwilling to do masses work, masses concept weak, on masses feelings not deep, pendulum not are with masses of relationship, think masses work is revolutionary war era of things, now obsolete has, buried business work, ignored masses workof situation compared General; some leaders not do masses work, old method regardless of with, new not with, not understand masses psychological, not understand masses wishes, not said masses language, work method simple stiff, caused masses of conflict and antipathy; some leaders can't do masses work, Faced with a lot of contradictions among the people worry about fear, panic set in encounter group events, and some are even mismanaged, inflame, so work has suffered heavy losses, and so on. These problems we are soberly aware, enhancing the party's ruling capability, the maintenance and development of the party's advanced nature and purity, and to enhance the ability of partcommittees and leading cadres are good people. Attach great importance to and is good at doing mass work, has become the new urgent situation strengthening the party's governing capacity-building tasks. Combined practice of maintaining flesh-and-blood ties with the masses, urged the broad masses of party members and cadres, especially all levels ... Processing to improve as a guide to the country. \d is summed up these new things, be promoted. \d manifestation of the Deng Xiaoping's mass. Deng also put people \\happy\omise\point and destination of developing guidelines, policies, and as the only standard for measuring compliance with the wishes of the masses of the people. Under the guidance of Deng Xiaoping theory, Central Government adopted a series of important measures to strengthen links with the masses. In December 1989, the CPC Central Committemade on adhering to and perfecting the system of multi-party cooperation and political consultation under the leadership of the Chinese Communist Party, closely for CPC and the democratic parties and the relationship between the part of the masses that they contact, effectively carrying out the mass line, played a positive role. In March 1990, the 13 plenary session adopted the decision on strengthening contacts with the masses of the Party noted that \nd developed in the long struggle of the party's mass line, is to realize the party's ideological line, the fundamental political and organizational work route\can always maintain flesh-and-blood ties and development of the masses, is directly related to the rise and fall of the rise and fall of the party and State. In September 1994, 14 adopted by the plenary session of the Party on strengthening decision on several major issues of party building. The requirements of the decision of the party's leading bodies and leading cadres should develop a democratic style of work, come from the masses, to the masses, together, stick to the mass line. Party of 13 session four in the plenary yihou, to Jiang comrade for core of party改革方针，将原来的《钢结构工程施工及验收规范》GB50205-95与《钢结构工程质量验收评定规范》GB50205-95修改合并成新的《钢结构工程施工质量验收规范》，以此统一钢结构工程施工质量的验收方法、程序和指标。
1．0．2本规范适用于建筑工程的单层、多层、高层以及网架、压型金属板等钢结构工程施工质量的验收。
说明：1.0.2本规范的适用范围含建筑工程中的单层、多层、高层钢结构及钢网、金属压型板等钢结构工程施工质量验收。组合结构、地下结构中的钢结构可参照本规范进行施工质量验收。对于其他行业标准没有包括的钢结构构筑建，如通廊、照明塔架、管道支架、跨线过桥等也可参照本规范进行施工质量验收。
1．0．3钢结构工程施工中采用的工程技术文件、承包合同文件对施工质量验收的要求不得低于本规范的规定。
说明：1.0.3钢结构图纸是钢结构工程施工的重要文件,是钢结构工程施工质量验收的基本依据;在市场经济中工程承包合同中有关工程质量的要求具有法律效应,因此合同文件中有关工程质量的约定也是验收的依据之一,但合同文件的规定只能高于本规范的规定,本规范的规定是施工质量最低和最基本的要求。
1．0．4本规范应与现行国家标准《建筑工程施工质量验收统一标准》GB50300配套使用。
说明：1.0.4现行国家标准《建筑工程施工质量验收统一标准》GB50300对工程质量验收的划分、
验收的方法、验收的程序及组织都提出了原则性的规定，本规范对此不重复，因此本规范强调在执行时必须与现行国家标准《建筑工程施工质量验收统一标准》GB50300配套使用。
1．0．5钢结构工程施工质量的验收除应执行本规范的规定外，尚应符合国家现行有关 标准的规定。
说明：1.0.5根据标准骗写及标准间关系的有关规定,本规范总则中应反映其他相关标准、规范作 用。
2 术语、符号
2．1术语
2．1．1零件 part
组成部件或构件的最小单元，如节点板、翼缘板等。 2．1．2部件 component
由若干零件组成的单元，如焊接H型钢、牛腿等。 2．1．3构件 element
由零件或由零件和部件组成的钢结构基本单元，如梁、柱、支撑等。 2．1．4小拼单元 the smallest assembled rigid unit
钢网架结构安装工程中，除散件之外的最小安装单元，一般分平面桁架和锥体两种类型。
2．1．5中拼单元 intermediate assembled structure
钢网架结构安装工程中，由散件之外的最小安装单元组成的安装单元，一般分条状和块状两种类型。
2．1．6高强度螺栓连接副 set of high strength bolt
f third generation Central led collective, banner Deng Xiao-ping's theory great flag, insisted liberation thought, and facts, and times, in both at home and abroad political storm, and economic risk, severe test before, relies on party and people, defended China features Socialist, created socialist market new system, created full open new situation, advance party of construction new of great engineering, founded \e a representative\nt thought, Continue to steer the ship of reform and opening up forward on the right. Comrade Jiang Zemin said: \ngthening and improving the party's mass work in the new situation, it is of decisive significance to consolidating the ruling Foundation of the party. \ough our party and some of the world's major lessons learned from the success of the old party of the party, Comrade Jiang Zemin pointed out:\biggest political advantage of our party is in close contact with the masses, the most dangerous after the ruling party was divorced from the masses. \d:\construction, only the understanding, support and participation of the people, people's enthusiasm and creativity into full play in order to advance; the leadership of the party, only the tie and win the masses embraced, can be consolidated and strengthened. \out that strengthening and improving the party's work style construction, maintaining the party's flesh-and-blood ties with the masses is the core problem, the key is to do solid work, implement, resolutely oppose and overcome formalism. Comrade Jiang Zemin stressed that all the work and policies of the party, are in compliance with the fundamental interests of the overwhelming majority of the people to the highest degree, to the majority of people are not satisfied with the fundamental guidelines, strive to make our workers, farmers, intellectuals and other people enjoy ... Single, everyone seemed to know. But well known does not mean perfect. Some party members and leadingcadres, consider contacting their small departments, within a small circle of people, or contact individual owners, the entrepreneur, is the masses, this idea is obviously not correct. The Communist Party of China, people should have three characteristics. First, the people should be the most social, is a Department within the scope of the majority. Specific to the party and Government departments, especially the cadres working in the Central and State organs, mass is the 1.3 billion Chinese people, work for the party members and cadres, masses are the land within the jurisdiction of the common people. The second characteristic of the masses, is that we have common interests. Masses are manifestations of each specific people, but the crowd is a comprehensive political concept, refers to people with common political and economic interests in the period of social transformation, social differentiation between the interests of the masses is large, if you do not find the interest in doing mass work, the party members and cadres, will be in a passive position. The third characteristic of the masses problems that cannot be ignored. Some leaders unwilling to do masses work, masses concept weak, on masses feelings not deep, pendulum not are with masses of relationship, think masses work is revolutionary war era of things, now obsolete has, buried business work, ignored masses work of situation compared General; some leaders not do masses work, old method regardless of with, new not with, not understand masses psychological, not understand masses wishes, not said masses language, work method simple stiff, caused masses of conflict and antipathy; some leaders can't do masses work, Faced with a lot of contradictions among the people worry about fear, panic set in encounter group events, and some are even mismanaged, inflame, so work has suffered heavy losses, and so on. These problems we are soberly aware, enhancing the party's ruling capability, the maintenance and development of the party's advanced nature and purity, and to enhance the ability of partcommittees and leading cadres are good people. Attach great importance to and is good at doing mass work, has become the new urgent situation strengthening the party's governing capacity-building tasks. Combined practice of maintaining flesh-and-blood ties with the masses, urged the broad masses of party members and cadres, especially all levels ... Processing to improve as a guide to the country. \d is summed up these new things, be promoted. \d manifestation of the Deng Xiaoping's mass. Deng also put people \happy\omise\arting point and destination of developing guidelines, policies, and as the only standard for measuring compliance with the wishes of the masses of the people. Under the guidance of Deng Xiaoping theory, Central Government adopted a series of important measures to strengthen links with the masses. In December 1989, the CPC Central Committemade on adhering to and perfecting the system of multi-party cooperation and political consultation under the leadership of the Chinese Communist Party, closely for CPC and the democratic parties and the relationship between the part of the masses that they contact, effectively carrying out the mass line, played a positive role. In March 1990, the 13 plenary session adopted the decision on strengthening contacts with the masses of the Party noted that \nd developed in the long struggle of the party's mass line, is to realize the party's ideological line, the fundamental political and organizational work route\can always maintain flesh-and-blood ties and development of the masses, is directly related to the rise and fall of the rise and fall of the party and State. In September 1994, 14 adopted by the plenary session of the Party on strengthening decision on several major issues of party building. The requirements of the decision of the party's leading bodies and leading cadres should develop a democratic style of work, come from the masses, to the masses, together, stick to the mass line. Party of 13 session four in the plenary yihou, to Jiang comrade for core of party高强度螺栓和与之配套的螺母、垫圈的总称。 2．1．7抗滑移系数 slip coefficent of faying surface
高强度螺栓连接中，使连接件摩擦面产生滑动时的外力与垂直于摩擦面的高强度螺栓预拉力之和的比值。
2．1．8预拼装 test assembling
为检验构件是否满足安装质量要求而进行的拼装。 2．1．9空间刚度单元 space rigid unit 由构件构成的基本的稳定空间的体系。 2．1．10焊钉（栓钉）焊接 stud welding
将焊钉（栓钉）一端与板件（或管件）表面接触通电引弧，待接触面熔化后，给焊钉（栓钉）一定压力完成焊接的方法。
2．1．11环境温度 ambient temperature 制作或安装时现场的温度。 说明：2．1术语
本规范给出了11个有关钢结构工程施工质量验收方面的特定术语，再加上现行国家标准《建筑工程施工质量验收统一标准》GB50300中给出了18个术语，以上术语都是从钢结构工程施工质量验收的角度赋予其涵义的，但涵义不一定是术语的定义。本规范给出了相应的推荐性英文术语，该英文术语不一定是国际上的标准术语，仅供参考。
2．2符号
2．2．1作用及作用效应 P----高强度螺栓设计预拉力
ΔP----高强度螺栓预拉力的损失值 T----高强度螺栓检查扭矩 Tc----高强度螺栓终柠扭矩 To----高强度螺栓初柠扭矩
2．2．2几何参数 a----间距
b----宽度或板的自由外伸宽度 d----直径 e----偏心距
f----挠度、弯曲矢高 H----柱高度
Hi ----各楼层高度 h----截面高度
he----角焊缝计算厚度 l----长度、跨度
Ra----轮廓算术平均偏差（表面粗糙度参数） r----半径
t----板、壁的厚度 Δ----增量 2．2．3其他 K----系数
f third generation Central led collective, banner Deng Xiao-ping's theory great flag, insisted liberation thought, and facts, and times, in both at home and abroad political storm, and economic risk, severe test before, relies on party and people, defended China features Socialist, created socialist market new system, created full open new situation, advance party of construction new of great engineering, founded \e a representative\nt thought, Continue to steer the ship of reform and opening up forward on the right. Comrade Jiang Zemin said: \ngthening and improving the party's mass work in the new situation, it is of decisive significance to consolidating the ruling Foundation of the party. \ough our party and some of the world's major lessons learned from the success of the old party of the party, Comrade Jiang Zemin pointed out:\biggest political advantage of our party is in close contact with the masses, the most dangerous after the ruling party was divorced from the masses. \d:\construction, only the understanding, support and participation of the people, people's enthusiasm and creativity into full play in order to advance; the leadership of the party, only the tie and win the masses embraced, can be consolidated and strengthened. \out that strengthening and improving the party's work style construction, maintaining the party's flesh-and-blood ties with the masses is the core problem, the key is to do solid work, implement, resolutely oppose and overcome formalism. Comrade Jiang Zemin stressed that all the work and policies of the party, are in compliance with the fundamental interests of the overwhelming majority of the people to the highest degree, to the majority of people are not satisfied with the fundamental guidelines, strive to make our workers, farmers, intellectuals and other people enjoy ... Single, everyone seemed to know. But well known does not mean perfect. Some party members and leadingcadres, consider contacting their small departments, within a small circle of people, or contact individual owners, the entrepreneur, is the masses, this idea is obviously not correct. The Communist Party of China, people should have three characteristics. First, the people should be the most social, is a Department within the scope of the majority. Specific to the party and Government departments, especially the cadres working in the Central and State organs, mass is the 1.3 billion Chinese people, work for the party members and cadres, masses are the land within the jurisdiction of the common people. The second characteristic of the masses, is that we have common interests. Masses are manifestations of each specific people, but the crowd is a comprehensive political concept, refers to people with common political and economic interests in the period of social transformation, social differentiation between the interests of the masses is large, if you do not find the interest in doing mass work, the party members and cadres, will be in a passive position. The third characteristic of the masses