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
