1 Scope
This standard specifies definitions and codes, material requirements, strength grade, technical requirements, test methods, inspection rules, and marking, packaging, transportation and storage of Portland steel slag cement.
This standard is applicable to production and inspection of Portland steel slag cement used in general industrial and civil buildings, underground works and waterproofing works, mass concrete works, and road works.
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
GB/T 176 Methods for Chemical Analysis of Cement (GB/T 176-1996, eqv ISO 680:1990)
GB/T 203 Granulated Blast Furnace Slag Used for Cement Production
GB/T 750 Autoclave Method for Soundness of Portland Cement
GB/T 1346 Cement Standard Consistency, Water Consumption, Settling Time, Stability and Inspection Methods(68/T 1346-2001, eqv ISO 9597:1989)
GB/T 5483 Gypsum and Anhydrite(GB/T 5483-1996, eqv ISO 1587:1975)
GB/T 8074 Testing Method for Specific Surface of Cement - Blaine Method
GB 9774 Sacks for Packing Cement
GB 12573 Sampling Method for Cement
GB/T 17671 Method of Testing Cements - Determination of Strength(GB/T 17671-1999, idt ISO 679:1989)
YB/T 022 Steel Slag Used for Cement
YB/T 140 Chemical Analysis Methods for Steel Slag Used for Cement
JC/T 667 Process Additive Used for Grinding Cement Power
JC/T 853 Clinker of Portland Cement
3 Definitions and Codes
The hydraulic cementing materials made of Portland cement clinker and converter or electric furnace slag (hereinafter referred to as steel slag), proper amount of granulated blast furnace slag and gypsum by grinding are referred to as Portland steel slag cement. Mixing amount (calculated by mass percentage) of steel slag in such cement shall not be less than 30%, and its code is P·SS.
