Standard No.:	T/CECS 10080-2020
English Name:	Epoxy adhesive for precast segmental construction
Chinese Name:	预制节段拼装用环氧胶粘剂
Chinese Classification:	Q23    Fibre reinforced composites
Professional Classification:	T/    Social Organization Standard
ICS Classification:	91.100.50 91.100.50    Binders. Sealing materials 91.100.50
Issued by:	CECS
Issued on:	2020-01-08
Implemented on:	2020-3-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	9000 words
Price(USD):	270.0
Delivery:	via email in 1 business day

T/CECS 10080-2020 Epoxy adhesive for precast segmental construction 1 Scope This standard specifies the terms and definitions, classification and designation, technical requirements, test methods, inspection rules, and marking, packaging, transportation, storage etc. of epoxy adhesive for precast segmental construction. This standard is applicable to epoxy adhesives for precast segmental construction. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition (including any amendments) applies. GB/T 1034 Plastics - Determination of water absorption GB/T 1634.2 Plastics - Determination of temperature of deflection under load - Part 2: Plastics and ebonite GB/T 2567 Test methods for properties of resin casting body GB/T 2793 Test method for nonvolatile content of adhesives GB/T 7124 Adhesives - Determination of tensile lap-shear strength of rigid-to-rigid bonded assemblies GB/T 13477.6 Test methods for building sealants - Part 6: Determination of flow GB/T 17671 Test method of cement mortar strength (ISO method) GB/T 20878 Stainless and heat-resisting steels - Designation and chemical composition GB 30982 Limit of hazardous substances in construction adhesive HB 6686 Test method for tensile shear creep properties of adhesives (metal to metal) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 precast segment precast assembling construction unit in factories or on site 3.2 assembling construction process of connecting or fixing precast segments into a whole 3.3 epoxy adhesive adhesive composed of epoxy resin, curing agent, accelerant, modifier, diluent and filler 3.4 pot life duration for the adhesive to reach the specified temperature after it is mixed and placed in a container 3.5 open time open time to maintain prescribed adhesion properties of adhesive which is mixed and immediately applied on the base surface 4 Classification and designation

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Classification and designation 5 Technical requirements 6 Test methods 7 Inspection rules 8 Marking, packaging, transportation and storage Annex A (Normative) Test method for shrinkage Annex B (Normative) Test method for steel-concrete tensile bond strength