本规范共分15章和3个附录,主要技术内容包括:总则,术语,基本规定,锅炉基础复查与画线,钢架及相关金属结构,受热面,水压试验,燃烧装置,锅炉附属管道及附件,烟、风、燃(物)料管道及附属设各,锅炉烟、风系统严密性试验,锅炉炉墙砌筑,锅炉热力设各及管道保温,锅炉调整试验,质量验收。
GB50972-2014······1
1 总则······11
2 术语······12
3 基本规定······14
4 锅炉基础复查与画线······16
5 钢架及相关金属结构······17
5.1 钢架安装及二次灌浆······17
5.2 平台挟梯及相关金属结构······20
5.3 门孔及密封件······20
6 受热面······22
6.1 汽包或启动分离器、联箱······22
6.2 受热面管(束）屏安装······23
6.3 减温器及连通管道······27
6.4 受压元件焊接······27
6.5 炉膛密封······29
7 水压试验······31
8 燃烧装置······33
8.1 布风装置······33
8.2 启动点火及稳燃装置······33
8.3 煤泥枪······34
9 锅炉附属管道及附件······35
9.1 锅炉附属管道······35
9.2 汽包就地水位计······35
9.3 安全阀······36
9.4 就地仪表及取源部件······37
9.5 膨胀系统及指示器······38
9.6 燃油(气）管道······39
9.7 吹灰装置······40
10 烟、风、燃(物）料管道及附属设备······41
10.1 空气预热器······41
10.2 烟、风、燃(物）料管道······43
10.3 外置床及旋风分离器······44
10.4 其他附属设备安装······46
11 锅炉烟、风系统严密性试验······47
11.1 严密性试验条件······47
11.2 严密性试验要求······47
12 锅炉炉墙砌筑······49
12.1 不定形耐磨耐火材料施工······49
12.2 定形耐磨耐火材料施工······54
12.3 耐火陶瓷纤维施工······57
13 锅炉热力设备及管道保温······59
14 锅炉调整试验······65
14.1 一般规定······65
14.2 烘炉······65
14.3 锅炉化学清洗······67
14.4 锅炉冷态通风试验······68
14.5 锅炉吹管······69
14.6 蒸汽严密性试验及安全阀校验······70
15 质量验收······72
15.1 施工质量验收划分······72
15.2 施工质量验收基本要求······72
附录A 施工质量验收表格······75
本规范用词说明······79
引用标准名录······80
附:条文说明······83
1 总则······86
2 术语······87
3 基本规定······88
4 锅炉基础复查与画线······90
5 钢架及相关金属结构······91
5.1 钢架安装及二次灌浆······91
5.2 平台挟梯及相关金属结构······91
6 受热面······92
6.1 汽包或启动分离器、联箱······92
6.2 受热面管(束)屏安装······92
6.4 受压元件焊接······92
6.5 炉膛密封······93
7 水压试验······94
9 锅炉附属管道及附件······96
9.1 锅炉附属管道······96
9.2 汽包就地水位计······96
9.3 安全阀······96
9.4 就地仪表及取源部件······96
9.5 膨胀系统及指示器······97
9.6 燃油(气)管道······97
9.7 吹灰装置······97
10 烟、风、燃(物)料管道及附属设备······98
10.1 空气预热器······98
10.2 烟、风、燃(物)料管道······98
11 锅炉烟、风系统严密性试验······99
11.1 严密性试验条件······99
12 锅炉炉墙砌筑······100
12.1 不定形耐磨耐火材料施工······100
12.2 定形耐磨耐火材料施工······103
12.3 耐火陶瓷纤维施工······104
13 锅炉热力设备及管道保温······105
14 锅炉调整试验······106
14.1 一般规定······106
14.2 烘炉······106
14.3 锅炉化学清洗······106
14.5 锅炉吹管······106
14.6 蒸汽严密性试验及安全阀校验······107
15 质量验收······108
15.2 施工质量验收基本要求······108
