从密封胶应用的角度来看,影响密封性能与寿命的三大因素有设计、选材以及施工,其中正确选材又是中间承前启后的关键环节。选材的依据有很多,其中最基本的是依据应用场景选择符合相应标准的密封胶产品。为此本文梳理了现行的中国、美国以及欧盟关于建筑(硅酮)密封胶相关的技术规范与产品标准。
由于篇幅原因,只列出了主规范与标准,相关支持性标准如术语,检测方法等未列出,因为它们可以通过主标准/规范的参考引用很容易得到。
1建筑幕墙
1.1 中国
1.1.1 幕墙工程技术
1)JGJ 102-2003 玻璃幕墙工程技术规范
2)JGJ 133-2001 金属与石材幕墙工程技术规范
3)JGJ 336-2016 人造板材幕墙工程技术规范
1.1.2 幕墙结构胶
4)JG/T475-2015 建筑幕墙用硅酮结构密封胶
5)GB 16776-2005 建筑用硅酮结构密封胶
6)GB/T 37126-2018 结构装配用建筑密封胶试验方法标准
1.1.3 幕墙密封胶
7)GB/T 22083-2008 建筑胶粘剂分级和要求
8)GB/T 14683-2017 硅酮和改性硅酮建筑密封胶
9)GB/T 13477-2017 建筑密封材料试验方法 系列标准
10)GB/T 24267-2009 建筑用阻燃密封胶
11)GB 23864-2009 防火封堵材料
12)JC/T 881-2017 混凝土接缝用建筑密封胶
13)JC/T 882-2001 幕墙玻璃接缝用密封胶
14)GB/T 23261-2009 石材用建筑密封胶
15)JC/T 884-2016 金属板用建筑密封胶_建筑材料标准
16)JC/T 885—2016 建筑用防霉密封胶
17)JC/T 485-2007 建筑窗用弹性密封胶
1.2 美国
1.2.1 结构装配
1) ASTM C1401-14 Guide for StructuralSealant Glazing
2) ASTM C1392-2000 R2005 Guide forEvaluating Failure of Structural Sealant Glazing
3) ASTM C1392-2000 R2012 Guide for In-SituStructural Silicone Glazing Evaluation
4) ASTM 1487-19 Guide for RemedyingStructural Silicone Glazing
5) ASTM C1184-14 Specification forStructural Silicone Sealants
1.2.2 接缝密封
6) ASTM C1193-2013 Guide for Use of JointSealants
7) ASTM C1472-2010 Guide for CalculatingMovement and other effects When establish Sealant Joint Width
8) ASTM C1481-12 Guide for Use of JointSealants with Exterior Insulation and Finish Systems EIFS
9) ASTM C920-18 Specification forElastomeric Joint Sealants
1.3 欧盟
1.3.1 结构装配
1) EN13022:2014 Glass in building-Structural Sealant Glazing
Part 1: Glass products for SSGS forsupported and unsupported monolithic and multiple Glazing
Part2: Assemble Rules
2) EN15434:2006 Glass in Building -Product standard for structural and orultra-violet resistant
Sealant(for use with SSG and/or IGU with exposed seals)
3) ETAG 0021999 Guideline for European Technical Approval for SSGS, amended Oct 2001
1.3.2 接缝密封
4) EN12488:2016 Glass in Building- Glazing recommendations - Assembly principles forvertical and sloping glazing(非结构装配)
5) EN15651-2017: Sealants for non-structural use in joints in buildings andpedestrian walkways
Part 1: Sealants for facade elements
Part 2: Sealants for Glazing
Part 3: Sealants for sanitary joints
Part 4: Sealants for pedestrian walkways
Part 5: Assessment and verification of constancy of performance, markingand labelling.
2 中空玻璃类
2.1 中国
1)GB/T 11944-2012 中空玻璃
2)GB/T 29755-2013 中空玻璃用弹性密封胶
3)GB 24266-2009 中空玻璃用硅酮结构密封胶
4)JC/T 486-2001 中空玻璃用弹性密封胶(2014年已废止)
2.2 美国
1) ASTME 2190-2019 Specification for Insulating Glass Unit Performance and Evaluation
2) ASTMC1249-18 Secondary Seal for Sealed Insulating Glass Units for StructuralSealant Glazing Applications
3) ASTMC1369-19 Specification for Secondary Edge Sealants for Structurally GlazedInsulating Glass Units
2.3 欧盟
1) EN 1279:2018 Glass in Building - Insulating glass units
Part 1: Generalities, system description, rules for substitution,tolerances and visual quality
Part 2: Long term test method and requirements for moisture penetration
Part 3: Long term test method and requirements for gas leakage rate andfor gas
concentration tolerances;
Part 4: Methods of test for the physical attributes of edge sealcomponents and inserts
Part 5: Factory Production control periodic tests.
2) EN15434:2006 Glass in Building -Product standard for structural and orultra-violet resistant
Sealant (for use with SSG and / or IGU with exposed seals)
来源:兴发凌志 钟天平