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Đặc điểm kỹ thuật tiêu chuẩn về chế biến phụ gia cho sử dụng trong sản xuất của xi măng đông trong nước | DeS 9nat On C 465 - 99 AMERICAN SOCIETY FOR TESTING AND MATERIALS 100 Barr Harbor Dr. West Conshohocken PA 19428 Reprinted from the Annual Book of ASTM Standards. Copyright ASTM Standard Specification for Processing Additions for Use in the Manufacture of Hydraulic Cements1 This standard is issued under the fixed d ií r atic n C 4 2 the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon e indicates an editorial change since the last revision or reapproval. 1. Scope 1.1 This specification pertidns to the ci itc i iii and tests to be used for determining whether a processing addition when used in the recommended amount at the option of the cement producer in the manufacture of hydraulic cements meets the requirements as prescribed by deCidUon in S p iTicc or s C 150 C 1157 C 845 and C 595. The materials listed in the following former ASTM SpeciCcations shall be coin sdered ass meeting the requirements of this spectCcation C 150 62 for Portland Cement2 C 205 58 T for Portland Blast-Furnace Slag Cement3 C 340 58 T for Portland Pozzolan Cement3 C 358 58 for Slag Cement3 1.2 The following safety hazards caveat pertains only to the test methods described in this spectCcation. This standard does not purport to address all of the safety concerns if any associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 2. Referenced Documents 2.1 ASTM Standards C 33 SpectCcation lor Concrdc Aggreegltcs4 C 39 Test Method for Compressive Strength of Cylindrical Concrete Specimens4 C 78 Test Method for Flexural Strength of Concrete Using Simple Beam with Third-Point Loading 4 C 109 C 109M Test Method for Compressive Strength of Hydraulic Cement Mortars Using 2-in. or 50-mm
