slag cement hydraulic masonry
slag cement in concrete and mortar
Ngày tải lên :
24/10/2014, 16:04
... production plants A significant portion of the slag cement is used in making blended hydraulic SLAG CEMENT IN CONCRETE AND MORTAR cements Slag cement is also used for other applications including ... such cements are addressed: 1) slag- modified portland cement [Type I (SM)], which contains less than 25% slag cement; 2) portland blastfurnace slag cement (Type IS), which contains 25 to 70% slag ... that slag cement concrete with varying cementitious material contents and slag cement replacement amounts showed shrinkage to be similar at lower replacement percentages and less at higher replacement...
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![Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)](https://media.store123doc.com/images/document/14/rc/yi/medium_yil1395845738.jpg)
Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)
Ngày tải lên :
26/03/2014, 21:55
... shall be one part of cement to 2.75 parts of graded standard sand by weight Use a water -cement ratio of 0.485 for all portland cements and 0.460 for all air-entraining portland cements The amount ... 2.1 % is an average for laboratories participating in the portland cement and masonry cement reference sample programs of the Cement and Concrete Reference Laboratory 13.3 If the range of three ... consider specimens that are manifestly faulty 15 Keywords 15.1 compressive strength; hydraulic cement mortar; hydraulic cement strength; mortar strength; strength `,`,```,```,,``,,``,,``,```,,`-`-`,,`,,`,`,,`...
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![Designation: C 109/C 109M – 99 - Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)1 pps](https://media.store123doc.com/images/document/2014_07/10/medium_tyk1405009245.jpg)
Designation: C 109/C 109M – 99 - Compressive Strength of Hydraulic Cement Mortars (Using 2-in. or [50-mm] Cube Specimens)1 pps
Ngày tải lên :
10/07/2014, 23:20
... shall be one part of cement to 2.75 parts of graded standard sand by weight Use a water -cement ratio of 0.485 for all portland cements and 0.460 for all air-entraining portland cements The amount ... reported to the nearest 10 psi [0.1 MPa] 15 Keywords 15.1 compressive strength; hydraulic cement mortar; hydraulic cement strength; mortar strength; strength 12 Report 12.1 Report the flow to the ... 2.1 %is an average for laboratories participating in the portland cement and masonry cement reference sample programs of the Cement and Concrete Reference Laboratory Av Multi-lab 13.3 If the...
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Designation: C 184 – 94e1 - Fineness of Hydraulic Cement by the 150-µm (No. 100) and 75-µm (No. 200) Sieves1 ppt
Ngày tải lên :
10/07/2014, 23:20
... devices may be used, but the cement shall not be rejected if it meets the fineness requirement when tested by the hand method described in Section (1) where: F fineness of cement expressed as the percentage ... sieve, % 100 − [(0.82 100)/50] 100 − 1.64 98.36 % (round to 98.4 %) 10 Keywords 10.1 fineness; hydraulic cement; sieve C 184 ANNEX (Mandatory Information) A1 METHOD FOR DETERMINATION OF SIEVE CORRECTION ... Gaithersburg, MD 20899 For additional useful information on details of cement test methods, reference may be made to the “Manual of Cement Testing,” Annual Book of ASTM Standards, Vol 04.01 The American...
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Designation: C 185 – 01 - Air Content of Hydraulic Cement Mortar1 ppsx
Ngày tải lên :
10/07/2014, 23:20
... content; hydraulic cement mortar W ~1.827 0.01P! Air content, volume % 100 ~5 0.01P! For additional useful information on details of cement tests methods, references may be made to the “Manual of Cement ... proportions given in 9.1, taking the specific gravity of portland cement as 3.15 and of 20–30 standard sand as 2.65 When the hydraulic cement is other than portland, the appropriate value for its ... 778 for 20–30 sand Sampling 8.1 Sample the cement in accordance with Practice C 183 Procedure 9.1 Batch—Proportion the standard mortar using 350 g cement to 1400 g 20–30 standard sand and sufficient...
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Designation: C 191 – 99 - Time of Setting of Hydraulic Cement by Vicat Needle1 pptx
Ngày tải lên :
10/07/2014, 23:20
... 0.02 0.01 0.01 0.01 6.1 Molding Test Specimen—Quickly form the cement paste, prepared as described in the section on preparation of cement paste, into a ball with the gloved hands and toss six ... facilities for test specimens at a relative humidity of not less than 90 % Preparation of Cement Paste4 5.1 Mix 650 g of cement with the percentage of mixing water required for normal consistency following ... straight, and the needle must be kept clean as the collection of cement on the sides of the needle may retard the penetration, while cement on the point may increase the penetration The time of setting...
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Designation: C 204 – 00 - Fineness of Hydraulic Cement by Air-Permeability Apparatus1 ppsx
Ngày tải lên :
10/07/2014, 23:20
... loose or if the cement cannot be compressed to the desired volume, adjust the trial quantity of cement used 4.3 Preparation of Sample—Enclose the contents of a vial of the standard cement sample ... bed of cement, cm3, as determined in accordance with 4.2, and e = desired porosity of bed of cement (0.500 0.005) (Note 5) NOTE 5—The porosity is the ratio of volume of voids in a bed of cement ... quantity of cement determined in accordance with 4.4 and place in the cell Tap the side of the cell lightly in order to level the bed of cement Place a filter paper disk on top of the cement and...
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Designation: C 266 – 99 - Time of Setting of Hydraulic-Cement Paste by Gillmore Needles1 pptx
Ngày tải lên :
10/07/2014, 23:20
... Preparation of Cement Paste: 9.1.1 Mix 650 g of cement with the percentage of mixing water required for normal consistency in accordance with Test Method C 187, following the mixing procedure for cement ... time of contact of cement and mixing water and the time the cement paste acquires its initial set is the initial setting time Consider the cement paste to have acquired its final set when the pat ... Gillmore needle The difference, in minutes, between the time of contact of cement and mixing water and the time the cement paste acquires its final set is the final setting time bowl, and plane...
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Designation: C 305 – 99 - Mechanical Mixing of Hydraulic Cement Pastes and Mortars of Plastic Consistency1 docx
Ngày tải lên :
10/07/2014, 23:20
... those specified in 4.1 For additional useful information on details of cement test methods, reference may be made to the “Manual of Cement Testing,” which appears in the Annual Book of ASTM Standards, ... bowl and mix in the following manner: 7.1.1 Place all the mixing water in the bowl 7.1.2 Add the cement to the water and allow 30 s for the absorption of the water 7.1.3 Start the mixer and mix ... bowl and mix in the following manner: 8.1.1 Place all the mixing water in the bowl 8.1.2 Add the cement to the water; then start the mixer and mix at the slow speed (140 r/min) for 30 s 8.1.3 Add...
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Designation: C 430 – 96 - Fineness of Hydraulic Cement by the 45-µm (No. 325) Sieve1 pps
Ngày tải lên :
10/07/2014, 23:20
... procedure in this test method, no statement on bias is being made C 430 Keywords 9.1 fineness of hydraulic cement The American Society for Testing and Materials takes no position respecting the validity ... % 0.122 g 0.093 g 5 Rc Rs ~100 C! F 100– Rc + 0.029 g + 31.2 % (1) (2) where: F fineness of the cement expressed as the corrected percentage passing the 45-µm (No 325) sieve, Rc corrected residue, ... Section 4) which may be either plus or minus Example: Procedure 5.1 Place a 1.000 g sample of the cement on the clean, dry 45-µm (No 325) sieve Wet the sample thoroughly with a gentle stream of...
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Designation: C 348 – 97 - Flexural Strength of Hydraulic-Cement Mortars1 pptx
Ngày tải lên :
10/07/2014, 23:20
... strength; hydrauliccement mortar; hydraulic -cement strength; mortar strength; strength C 348 For additional information on details of cement test methods, reference may be made to the “Manual of Cement ... They are applicable to mortars made with Type I, IA, IS, or III cement tested at 3, 7, or 28 days (1, 3, or days for Type III cement) 12.1.1.1 Multilaboratory Precision—The multilaboratory coefficient ... mixing, the mixing paddle shall be shaken to remove excess mortar into the mixing bowl NOTE 1—Most hydraulic compression machines designed for breaking 50-mm (2-in.) cubes have a relatively small...
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Designation: C 349 – 97 - Compressive Strength of Hydraulic-Cement Mortars ppt
Ngày tải lên :
10/07/2014, 23:20
... strength; hydraulic -cement mortar; hydraulic -cement strength; mortar strength; strength For additional useful information on details of cement test methods, reference may be made to the “Manual of Cement ... They are applicable to mortars made with Type I, IA, IS, or III cement tested at 3, 7, or 28 days (1, 3, or days for Type III cement) 9.1.1 Multilaboratory Precision—The multilaboratory coefficient...
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Designation: C 451 – 99 - Early Stiffening of Hydraulic Cement (Paste Method)1 pptx
Ngày tải lên :
10/07/2014, 23:20
... humidity of the laboratory shall not be less than 50 % 10 Procedure 10.1 Preparation of Cement Paste—Mix 500 g of cement with sufficient water to produce a paste with an initial penetration of 32 64 ... Determination of Remix Penetration—If the penetrations determined by the foregoing procedure show the cement to be stiffening rapidly, information as to the nature of the stiffening may be obtained ... mixers and transported to the forms in nonagitating equipment, such as on some paving jobs 5.4 Cements with severe false setting usually require slightly more water to produce the same consistency,...
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Designation: C 563 – 96 - Optimum SO3 in Hydraulic Cement Using 24-h Compressive Strength1 pdf
Ngày tải lên :
10/07/2014, 23:20
... 13.1 blended hydraulic cement; calcium sulfate; cement; C 563 compressive strength; gypsum; hydraulic cement; optimum sulfate content (of cement) ; portland cement; strength (of cement) ; sulfate ... Use an amount of mixing water that is 30 % by mass of cement plus calcium sulfate for all types of hydraulic cement, except for Type III cement where the amount shall be 36 % 6.3.2 Mix mechanically ... SO3 in calcium sulfate)/100, and d percent SO3 in test cement cement graded sand 20–30 sand cement calcium sulfate graded sand 20–30 sand cement calcium sulfate graded sand 20–30 sand 10 Retest...
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Báo cáo y học: "Treatment of proximal femur infections with antibiotic-loaded cement spacers"
Ngày tải lên :
26/10/2012, 09:53
... [1] The bone cement used in all cases was Refobacin-Palacos ® (Fa Merck, Darmstadt, Gemany), each spacer was loaded with g vancomycin (Fa cell pharen GmbH, Hannover, Germany) per 80 g cement In ... shortening and provision of sufficient infection therapy is the usage of temporary, antibiotic-loaded cement spacers [5, 7, 14, 24] Although their indication in the treatment of destructive, bacterial ... loaded only with gentamicin Therefore, the addition of an antibiotic to PMMA is required for enhancement of the antibiotic therapy which is possible using our treatment option To our knowledge,...
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Hydraulic modeling of open channel flows over an arbitrary 3-d surface and its applications in amenity hydraulic engineering
Ngày tải lên :
06/11/2012, 10:35
... applicability in hydraulic engineering, especially in flow applications having the depth much smaller compare to the flow width In this approach the vertical variation is negligible and the hydraulic ... Exp-8………………………….87 Figure 6.22 Power spectrum of water surface displacement at point in Exp-3…88 Figure 6.23 Power spectrum of water surface displacement at point in Exp-3…88 Figure 6.24 Comparison of calculated ... Exp-3………………………………………………………………89 Figure 6.26 Power spectrum of water surface displacement at point in Exp-4…90 Figure 6.27 Power spectrum of water surface displacement at point in Exp-4…90 Figure 6.28 Comparison of calculated...
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THE VIETNAM CEMENT INDUSTRY – COMPETITION AND CONSUMPTION
Ngày tải lên :
13/04/2013, 10:32
... results II THE CEMENT INDUSTRY Definition and usage of cement: Cement is a hydraulically active binder manufactured from natural raw materials such as limestone and marl Other hydraulic materials, ... Prices For Different Types of Cement Provided By HPCC Selling price ($/ton) Types of cement 1996 1997 1998 Grey Cement PC30 72 69 62 Grey Cement PC40 85 81 79 White Cement 105 109 113 (Source: ... feature of cement involving the business effectiveness Cement handling is rather costly in terms of money and people For powder cement, the handling is carried out simply just by putting cement into...
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DESIGN OF REINFORCED MASONRY STRUCTURES
Ngày tải lên :
17/08/2013, 11:41
... of masonry construction is referred to as reinforced masonry Stated simply, reinforced masonry construction is masonry construction in which reinforcement acting in conjunction with the masonry ... Reinforcement / 3.15 Modulus of Elasticity of Masonry Materials / 3.22 ix 3.1 x CONTENTS 3.8 Thermal Effects on Masonry / 3.23 3.9 Influence of Moisture on Masonry: Shrinkage 3.10 Creep of Masonry ... tension reinforcement strain factor = 0.25 for fully grouted masonry or 0.15 for other than fully grouted masonry = ratio of area of reinforcement cut off to total area of tension reinforcement at...
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Waste Management Technologies in Japanese Cement Industry - from Manufacturing to EcofactuaringTM
Ngày tải lên :
05/09/2013, 08:40
... utilized in the Japanese cement industry, and figure shows a flow of various kinds of waste in the cement plant (1) Blast Furnace Slag Since the dawn of its inception, the Japanese cement industry has ... waste utilized in the Japanese cement industry at 2000 Waste Blast Furnace Slag Coal Ash By-product Gypsum Low Quality Coal from Mine Non-iron Slag Revolving Furnace Slag Sludge etc Soot & Dust ... Coal Storage Blast Furnace Slag & Coal Ash Cement Mill Cement Silo Shipment Fig Flow of utilization of various kinds of waste as alternative raw materials and fuel in the cement plant (5) Used Pachinko...
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