DBJ50T-159-2013 难燃型挤塑聚苯板建筑外保温系统应用技术规程

insulation

on

2013-04-01

重庆市城乡建设委员会 发布

177-178023-68898286）。

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General

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

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Basic

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

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标准分享网 免费下载

总则

术语难燃型挤塑聚苯板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

胶粘剂adhesive 表面处理剂bonding

agent

for

surface

标准分享网 免费下载 抹面胶浆 rendering

mortar alkali-resistant

fiber

anchors waterproofing

flexible

putty饰面砂浆decoration

6mm decorating

基本规定GB

50176

标准分享网 免费下载

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

系统性能

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

难燃型挤塑聚苯板屋面保温系统的性能应符合现行国家标准《屋面工程技术规GB

50345

材料性能

4.2.1

4.2.1

4.2.2

标准分享网免费下载7dMPa1.0JC/T

1.57dMPa

MPa0.20

1442g/m3.0JG

149MPa0.60

1440.40MPa0.20MPa0.301.5JG

149 2.0

1200mm×600mm

的难燃型挤塑聚苯板为基准。界面砂浆的性能应符合表

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

，无裂纹

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

抹面胶浆复合耐碱玻纤网格

设计

一般规定

JGJ/T220

构造设计

5.2.1

面胶复合碱玻网格 非透明幕墙构造难燃型挤塑聚苯板薄抹灰外墙外保温系统基本构造应符合表

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

耐碱玻纤网的铺设方式应满足下列要求：涂料(饰面砂浆、柔性饰面块材)饰面难燃型挤塑聚苯板薄抹灰外墙外保温系统

160g/m

160g/m耐碱玻纤网； 非透明幕墙构造难燃型挤塑聚苯板外墙外保温系统和难燃型挤塑聚苯板薄抹灰

160g/m耐碱玻纤网

，并应在四角沿

的耐碱玻纤网；

难燃型挤塑聚苯板的保温墙面与非保温墙面交接处应采用耐碱玻纤网搭接，搭

锚固件的设置方式应满足下列要求：当基层墙体为混凝土、烧结空心砖、混凝土小型空心砌块时，锚固件的有效锚

25mm

50m

以下的墙面每平方米设置不少于

50m

以上的墙面每平方米

，其厚度与建筑外保温系统厚度相同；

保温材料分格缝构造应满足下列要求：

c2c

W/(m

0.0300.271.151.20

12m，竖向分

。分格缝应采用燃烧性能等级不低于

幕墙与周边墙体间的接缝应采用弹性闭孔材料填充饱满，并采用耐候密封热工设计

5.3.2

施工

一般规定 施工现场应建立相应的质量管理体系、施工质量控制和检验制度。

外墙（架空楼板）外保温工程施工准备施工流程

6.2.4

6.2.5

非透明幕墙构造难燃型挤塑聚苯板薄抹灰外墙外保温系统施工工艺流程见图

6.2.6

施工要点

2m

靠尺和托线板检查平整度和垂直度，清

2mm

左右的抹面胶浆，直至全部覆盖耐碱玻纤网，使耐碱玻纤网处

左右的抹面胶浆，然后趁湿压入第一层耐碱玻纤网；第一层

2mm

2mm

，以免网格布搭

）按设计要求和施工样板进行试排，确定缝宽；按试排弹出垂直线和水平线作为

3mm

屋面保温工程施工准备施工流程平屋面保温工程施工流程见图

6.3.4

坡屋面保温工程施工流程见图

6.3.5

施工要点 难燃型挤塑聚苯板铺贴施工应满足下列要求： 干铺法施工时，难燃型挤塑聚苯板应紧靠在基层表面，铺平垫稳；粘贴法施工

2mmGB50207

验收

一般规定

1000m面积划分为一个检验批，不足

外墙（架空楼板）外保温工程主控项目

以下时各抽

以上时各抽查不少于

2m

靠尺和楔形塞尺检查

一般项目

7.2.15

2m

托线板检查H/1000

20

2m

托线板检查

方尺和楔形塞尺检查

屋面保温工程主控项目

100m抽查一处，每处

一般项目

100m抽查一处，每处

难燃型挤塑聚苯板屋面保温层表面平整度的允许偏差为

5mm2m

100m抽查一处，每处

100m抽查一处，每处

引用标准目录

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

本规程用词说明 要求”。

重庆市工程建设标准

难燃型挤塑聚苯板建筑外保温系统应用技术规程条文说明

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