DBJ50T-159-2013 難燃型擠塑聚苯板建筑外保溫系統(tǒng)應(yīng)用技術(shù)規(guī)程

insulation

on

2013-04-01

重慶市城鄉(xiāng)建設(shè)委員會 發(fā)布

177-178023-68898286）。

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General

provisions..............................................................................................................

..................................................................................................................................

Basic

..............................................................................................................

..................................................................................................

performance..................................................................................................4.2Materials

.............................................................................................. ................................................................................................................................5.1General

...............................................................................................

5.2

design

.......................................................................................................

engineering

.................................................................................... Construction......................................................................................................................

176.1 General

..............................................................................................176.2 External

wall(raised

floor)

insulation

engineering....................................18

Roof

insulation

engineering....................................................................... 22 ........................................................................................................................

257.1 General

..............................................................................................257.2External

wall(raised

floor)

insulation

engineering....................................26

Roof

insulation

engineering.......................................................................29

..........................................................................................................

31Explanation

of

wording

in

this

specification..........................................................................

32

provisions.......................................................................................................

33標準分享網(wǎng) 免費下載

總則

術(shù)語難燃型擠塑聚苯板retardant

extruded

polystyrene

foam

board

retardant

extruded

polystyrene

foam

boardexternal

insulation

system

on

building external

floor)

insulation

system

based

on

extruded

polystyrene

foam

board

roof

insulation

system

based

onretardant

extruded

polystyrene

foam

board

fireproof

barrier

zone interface

treating

膠粘劑adhesive 表面處理劑bonding

agent

for

surface

標準分享網(wǎng) 免費下載 抹面膠漿 rendering

mortar alkali-resistant

fiber

anchors waterproofing

flexible

putty飾面砂漿decoration

6mm decorating

基本規(guī)定GB

50176

標準分享網(wǎng) 免費下載

144MPa0.20

2g/mJG

1491.易受碰撞部位：2.面及易受碰撞部10

1442g/(m

0.8530

MPa0.20

2hkPa

性能要求

系統(tǒng)性能

4.1.1

4.1.1

3kg/m2535

250.030GB/T

10294MPa0.20JG

149

kPaGB/T

1.0GB/T

701.2GB/T

86242.0

1.050

50

3.02.0JGJ133

難燃型擠塑聚苯板屋面保溫系統(tǒng)的性能應(yīng)符合現(xiàn)行國家標準《屋面工程技術(shù)規(guī)GB

50345

材料性能

4.2.1

4.2.1

4.2.2

標準分享網(wǎng)免費下載7dMPa1.0JC/T

1.57dMPa

MPa0.20

1442g/m3.0JG

149MPa0.60

1440.40MPa0.20MPa0.301.5JG

149 2.0

1200mm×600mm

的難燃型擠塑聚苯板為基準。界面砂漿的性能應(yīng)符合表

4.2.3

4.2.3

4.2.4

4.2.4

4.2.5

JC/T

10242.05.0MPa2.504.500.500.502.0g/mGB/T

N/50

1300GB/T

75

2010214.5JC

6.0g/m20

35

1725pH

pH

1.5

4.2.6

4.2.6

4.2.7

4.2.7

4.2.8

2kg/m

JG/T

25

2g/(m

0.85

17146

8624JG/T

(6h)JG/T

(96h)

(48h)

MPa0.60JG/T

0.40

JG/T

3049JG/T

，無裂紋

4.2.9

4.2.9

50

kN0.6JG

1492W/(m

0.004

polyamide6.6polypropylene

4.2.12

4.2.12

屋面工程用其他材料GB

50345

抹面膠漿復(fù)合耐堿玻纖網(wǎng)格

設(shè)計

一般規(guī)定

JGJ/T220

構(gòu)造設(shè)計

5.2.1

面膠復(fù)合堿玻網(wǎng)格 非透明幕墻構(gòu)造難燃型擠塑聚苯板薄抹灰外墻外保溫系統(tǒng)基本構(gòu)造應(yīng)符合表

5.2.2

5.2.3-1

5.2.2

5.2.3-1

5.2.3-2

5.2.3-1

5.2.3-2

5.2.4

5.2.4

耐堿玻纖網(wǎng)的鋪設(shè)方式應(yīng)滿足下列要求：涂料(飾面砂漿、柔性飾面塊材)飾面難燃型擠塑聚苯板薄抹灰外墻外保溫系統(tǒng)

160g/m

160g/m耐堿玻纖網(wǎng)； 非透明幕墻構(gòu)造難燃型擠塑聚苯板外墻外保溫系統(tǒng)和難燃型擠塑聚苯板薄抹灰

160g/m耐堿玻纖網(wǎng)

，并應(yīng)在四角沿

的耐堿玻纖網(wǎng)；

難燃型擠塑聚苯板的保溫墻面與非保溫墻面交接處應(yīng)采用耐堿玻纖網(wǎng)搭接，搭

錨固件的設(shè)置方式應(yīng)滿足下列要求：當基層墻體為混凝土、燒結(jié)空心磚、混凝土小型空心砌塊時，錨固件的有效錨

25mm

50m

以下的墻面每平方米設(shè)置不少于

50m

以上的墻面每平方米

，其厚度與建筑外保溫系統(tǒng)厚度相同；

保溫材料分格縫構(gòu)造應(yīng)滿足下列要求：

c2c

W/(m

0.0300.271.151.20

12m，豎向分

。分格縫應(yīng)采用燃燒性能等級不低于

幕墻與周邊墻體間的接縫應(yīng)采用彈性閉孔材料填充飽滿，并采用耐候密封熱工設(shè)計

5.3.2

施工

一般規(guī)定 施工現(xiàn)場應(yīng)建立相應(yīng)的質(zhì)量管理體系、施工質(zhì)量控制和檢驗制度。

外墻（架空樓板）外保溫工程施工準備施工流程

6.2.4

6.2.5

非透明幕墻構(gòu)造難燃型擠塑聚苯板薄抹灰外墻外保溫系統(tǒng)施工工藝流程見圖

6.2.6

施工要點

2m

靠尺和托線板檢查平整度和垂直度，清

2mm

左右的抹面膠漿，直至全部覆蓋耐堿玻纖網(wǎng)，使耐堿玻纖網(wǎng)處

左右的抹面膠漿，然后趁濕壓入第一層耐堿玻纖網(wǎng)；第一層

2mm

2mm

，以免網(wǎng)格布搭

）按設(shè)計要求和施工樣板進行試排，確定縫寬；按試排彈出垂直線和水平線作為

3mm

屋面保溫工程施工準備施工流程平屋面保溫工程施工流程見圖

6.3.4

坡屋面保溫工程施工流程見圖

6.3.5

施工要點 難燃型擠塑聚苯板鋪貼施工應(yīng)滿足下列要求： 干鋪法施工時，難燃型擠塑聚苯板應(yīng)緊靠在基層表面，鋪平墊穩(wěn)；粘貼法施工

2mmGB50207

驗收

一般規(guī)定

1000m面積劃分為一個檢驗批，不足

外墻（架空樓板）外保溫工程主控項目

以下時各抽

以上時各抽查不少于

2m

靠尺和楔形塞尺檢查

一般項目

7.2.15

2m

托線板檢查H/1000

20

2m

托線板檢查

方尺和楔形塞尺檢查

屋面保溫工程主控項目

100m抽查一處，每處

一般項目

100m抽查一處，每處

難燃型擠塑聚苯板屋面保溫層表面平整度的允許偏差為

5mm2m

100m抽查一處，每處

100m抽查一處，每處

引用標準目錄

GB

50300 GB

GB

50210 GB

50345

1725

GB/T

10294）》GB/T

10801.2

GB/T

9914.3 GB

8624GB/T

5486

GB/T

7689.5

JGJ/T

220

JG/T

229 JC/T

907 JC/T

841JC/T

1024

本規(guī)程用詞說明 要求”。

重慶市工程建設(shè)標準

難燃型擠塑聚苯板建筑外保溫系統(tǒng)應(yīng)用技術(shù)規(guī)程條文說明

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