JGJT473-2019······1

1 總則······15

2 術(shù)語······16

3 基本規(guī)定······18

4 材料······19

4.1 一般規(guī)定······19

4.2 壓型金屬板······19

4.3 金屬面夾芯板······21

4.4 防水層、防水墊層、透汽層、隔汽層材料······22

4.5 絕熱材料······24

4.6 支承結(jié)構(gòu)構(gòu)件······25

4.7 固定支架及緊固件······26

4.8 密封材料······26

4.9 其他材料······27

5 建筑設(shè)計······29

5.1 一般規(guī)定······29

5.2 系統(tǒng)設(shè)計······29

5.3 防排水設(shè)計······30

5.4 熱工設(shè)計······32

5.5 防火設(shè)計······33

5.6 防冰雪設(shè)計······34

5.7 防雷設(shè)計······35

5.8 隔聲及吸聲設(shè)計······36

5.9 附加功能層設(shè)計······37

5.10 維護(hù)設(shè)施設(shè)計······37

5.11 細(xì)部構(gòu)造······37

6 結(jié)構(gòu)設(shè)計······40

6.1 一般規(guī)定······40

6.2 荷載作用與效應(yīng)······40

6.3 支承結(jié)構(gòu)構(gòu)件······41

6.4 金屬板······43

6.5 連接······46

6.6 構(gòu)造要求······49

7 施工······50

7.1 一般規(guī)定······50

7.2 施工安全······50

7.3 深化設(shè)計······51

7.4 加工制作······51

7.5 運(yùn)輸與貯存······54

7.6 支承結(jié)構(gòu)構(gòu)件與固定支架安裝······55

7.7 持力板、金屬內(nèi)板安裝······57

7.8 隔汽層、透汽層、絕熱層及吸聲、隔聲層安裝······58

7.9 防水層、防水墊層安裝······59

7.10 金屬面板安裝······60

7.11 金屬面夾芯板安裝······62

7.12 細(xì)部構(gòu)造······63

8 質(zhì)量驗收······66

8.1 一般規(guī)定······66

8.2 原材料及成品進(jìn)場驗收······67

8.3 加工制作驗收······73

8.4 支承結(jié)構(gòu)構(gòu)件安裝驗收······76

8.5 持力板、金屬內(nèi)板安裝驗收······76

8.6 隔汽層、透汽層安裝驗收······77

8.7 絕熱層及吸聲、隔聲層安裝驗收······78

8.8 粘結(jié)基板安裝驗收······79

8.9 防水（墊）層安裝驗收······80

8.10 固定支架安裝驗收······81

8.11 金屬面板、金屬面夾芯板安裝驗收······81

8.12 細(xì)部構(gòu)造安裝驗收······84

9 維護(hù)與維修······86

9.1 一般規(guī)定······86

9.2 檢查與維修······86

附錄A 建筑金屬圍護(hù)系統(tǒng)使用環(huán)境耐腐蝕性等級、常用金屬板鍍層、表面涂層耐久性······91

附錄B 常用鋼材、鋁合金、不銹鋼、銅、鋅合金板的化學(xué)成分與力學(xué)性能······94

附錄C 常用金屬板表面處理······101

附錄D 透汽膜性能指標(biāo)······102

附錄E 建筑金屬圍護(hù)系統(tǒng)用絕熱材料性能要求······104

附錄F 建筑金屬圍護(hù)系統(tǒng)支承用鋼鐵構(gòu)件熱浸鍍鋅膜厚度······107

附錄G 軸心受壓鋁合金構(gòu)件的穩(wěn)定系數(shù)······108

附錄H 質(zhì)量驗收記錄······110

本標(biāo)準(zhǔn)用詞說明······118

引用標(biāo)準(zhǔn)名錄······119

附：條文說明······122

1 總則······126

2 術(shù)語······127

3 基本規(guī)定······129

4 材料······130

4.1 一般規(guī)定······130

4.2 壓型金屬板······131

4.3 金屬面夾芯板······134

4.4 防水層、防水熱層、透汽層、隔汽層材料······134

4.5 絕熱材料······135

4.6 支承結(jié)構(gòu)構(gòu)件······135

4.7 固定支架及緊固件······136

4.8 密封材料······140

4.9 其他材料······141

5 建筑設(shè)計······142

5.1 一般規(guī)定······142

5.2 系統(tǒng)設(shè)計······142

5.3 防排水設(shè)計······143

5.4 熱工設(shè)計······143

5.5 防火設(shè)計······144

5.6 防冰雪設(shè)計······145

5.7 防雷設(shè)計······146

5.8 隔聲及吸聲設(shè)計······146

5.9 附加功能層設(shè)計······148

5.10 維護(hù)設(shè)施設(shè)計······149

5.11 細(xì)部構(gòu)造······149

6 結(jié)構(gòu)設(shè)計······150

6.1 一般規(guī)定······150

6.2 荷載作用與效應(yīng)······151

6.3 支承結(jié)構(gòu)構(gòu)件······151

6.4 金屬板······151

7 施工······152

7.1 一般規(guī)定······152

7.2 施工安全······152

7.3 深化設(shè)計······152

7.4 加工制作······154

7.6 支承結(jié)構(gòu)構(gòu)件與固定支架安裝······154

7.7 持力板、金屬內(nèi)板安裝······154

7.8 隔汽層、透汽層、絕熱層及吸聲、隔聲層安裝······154

7.10 金屬面板安裝······155

7.12 細(xì)部構(gòu)造······156

8 質(zhì)量驗收······157

8.1 一般規(guī)定······157

8.9 防水（墊）層安裝驗收······157

8.11 金屬面板、金屬面夾芯板安裝驗收······158

9 維護(hù)與維修······159

9.1 一般規(guī)定······159

9.2 檢查與維修······159

附錄A 建筑金屬圍護(hù)系統(tǒng)使用環(huán)境耐腐蝕性等級、常用金屬板鍍層、表面涂層耐久性······160

附錄B 常用鋼材、鋁合金、不銹鋼、銅、鋅合金板的化學(xué)成分與力學(xué)性能······161

附錄E 建筑金屬圍護(hù)系統(tǒng)用絕熱材料性能要求······163

附錄F 建筑金屬圍護(hù)系統(tǒng)支承用鋼鐵構(gòu)件熱浸鍍鋅膜厚度······164