GB/T 17671-2021 (English Version) PDF

Scope: This document specifies the method summary, laboratory and equipment, composition of mortar, preparation of mortar, preparation of test body, curing of test body, test procedure, test result, China ISO Acceptance inspection of standard sand and substitute equipment. This document is applicable to the flexural and compressive strength tests of general-purpose Portland cement and limestone Portland cement mortar. Other cements and materials can be used as a reference. This document may not be applicable to the strength test of some varieties of cement mortar, such as cement with a very short initial setting time.

GB/T 17671-2021 Referenced Document

GB/T 6003.1 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth*， 2022-10-12 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
JC/T 681 Planetary cement mortar mixer*， 2022-09-30 Update
JC/T 682 Cement mortar test body forming vibrator*， 2022-09-30 Update
JC/T 723 Cement mortar vibration compaction equipment
JC/T 724 Electrically driven flexure testing device for strength of cement mortar
JC/T 726 Mould for cement mortars
JC/T 959 Curing box for cement motar specimens
JC/T 960 Cement mortar strength automatic pressure testing machine*， 2022-09-30 Update