testing of refractory materials

... Improvement of color fastness properties Color fastness is one of the important factors in case of buyers demand The outstandingly important property of a dyed material is the fastness of the shade of ... construction Color Depth of the Color End Use of the product Specifications of Crockmeter: Diameter of the Rubbing Finger : 16 mm & 25 mm Load on the Finger : N & 20 N Size of Crocking Cloth : (5 ... =20×20=400cc Amount of Dye (blue) =13×3/100=.39gm Amount of dispersing agent=400×1.5/1000=0.27gm Amount of carrier =400×1/1000=0.4gm Amount of acetic acid -400×0.5/100=2cc Amount of additional water=400-(0.4+0.2)...

Ngày tải lên: 26/07/2015, 22:37

... Testing of Body Armor Materials: Phase III Testing of Body Armor Materials Phase III Committee on Testing of Body Armor Materials for Use by the U.S Army— Phase ... reserved Testing of Body Armor Materials: Phase III Copyright © National Academy of Sciences All rights reserved Testing of Body Armor Materials: Phase III COMMITTEE ON THE TESTING OF BODY ARMOR ... armor testing that the team needs for the conduct of the study 21 Copyright © National Academy of Sciences All rights reserved Testing of Body Armor Materials: Phase III TESTING OF BODY ARMOR MATERIALS...

Ngày tải lên: 29/06/2014, 09:21

... 4.1 Testing programme for Bed Table 4.2 Testing programme for Bed Table 4.3 Testing programme for Bed Table 4.4 Testing programme for Bed Table 4.5 Testing programme for Bed Table 5.1 Volume of ... maximum stroke length of 610mm and the following geometry: outer diameter of 35.6mm cone angle of 60o cone base area of 1000mm2 friction sleeve area of 15000mm2 length of 457mm The penetrometer ... is equal to 10% of the diameter of the base of the pile (BS 8004:1986), or the load at which settlement continues to increase without further increment in load A rate of movement of 0.25 mm/hour...

Ngày tải lên: 07/11/2012, 10:44

... rates of 0.01mm/s and 100mm/s in each bed are compared in Figure 6.5 to 6.9 The ratios of the maximum measured shaft loads of the CRP test at a rate of 100mm/s to that of the CRP test at a rate of ... results of CRP tests at the rate of 0.01mm/s 143 Chapter Testing data and discussions The comparison of some load-settlement curves are shown in Figures 6.10 to 6.24 Combining the results of all ... that of the first three beds only for the first series of tests After the first series of tests the clay bed was subjected to a triaxial consolidation pressure of 400kPa Although two series of...

Ngày tải lên: 07/11/2012, 10:44

... area of mesoporous materials [5-9] or with specific segments of this field such as catalysis [10] and adsorption by mesoporous materials [11-13] A number of reviews dealing with different types of ... goal of the current research on microporous materials [16] Even though microporous materials include those with pore sizes between 10 to 20Å, The vast majority of known crystalline microporous materials ... use of germanium has also led to the synthesis of the pure polymorph C of zeolite beta (BEC) even in the absence of the fluoride medium that is generally believed to assist in the formation of...

Ngày tải lên: 23/04/2013, 14:23

... area of mesoporous materials [5-9] or with specific segments of this field such as catalysis [10] and adsorption by mesoporous materials [11-13] A number of reviews dealing with different types of ... goal of the current research on microporous materials [16] Even though microporous materials include those with pore sizes between 10 to 20Å, The vast majority of known crystalline microporous materials ... use of germanium has also led to the synthesis of the pure polymorph C of zeolite beta (BEC) even in the absence of the fluoride medium that is generally believed to assist in the formation of...

Ngày tải lên: 23/04/2013, 20:25

... biodegradability of CAAs regardless of the number of attached chlorine atoms The purposes of this research are to investigate the effect of the number of attached chlorine atoms on the reaction mechanism of ... value reached 860 mg / L with reduction of 43 % of total carbon content In case of TCAA, the decomposition of products reached 72 % of total carbon content of TCAA in Since biodegradable products ... beginning of hydrothermal reaction In the total carbon contents of DCAA, 59 % of malic 25 17 27 57 Reaction time (min) b) Products from TCAA Figure Effect of reaction time on the content change of products...

Ngày tải lên: 05/09/2013, 08:40

... possible to obtain a surface finish of Ra about 0.3 µm Typical applications of HB include finishing of a variety of internal profiles such as prismatic internal profiles, internal gear flanks, multiple ... speeds of up to 42,000 rpm and finishing laser machining can be very profitable for hard part machining The elimination of EDM operations and the use of laser shaping result in shortening of the ... 4.5 Comparison of traditional and high-speed machining (HSM)-based processes used in die and mould manufacture Machining of Hard Materials 101 Figure 4.6 New method of production of bearing rings:...

Ngày tải lên: 18/10/2013, 03:15

... Performance Testing V10 050111 Page of TO Passive Testing With Hand-Held Field Testers There are currently three levels of hand-held field tester: Level 2e – for testing up to Class D Level – for testing ... This requirement only applies to PL testing Channel testing still uses the Vendor’s patch cords, which are to be left in situ after testing The configuration of the Permanent Link and Channel is ... Performance Testing of Permanent Links and Channels Testing of telecommunications Permanent Links and Channels to determine performance...

Ngày tải lên: 26/10/2013, 19:15

... Performance Testing V10 050111 Page of TO Passive Testing With Hand-Held Field Testers There are currently three levels of hand-held field tester: Level 2e – for testing up to Class D Level – for testing ... This requirement only applies to PL testing Channel testing still uses the Vendor’s patch cords, which are to be left in situ after testing The configuration of the Permanent Link and Channel is ... Performance Testing of Permanent Links and Channels Testing of telecommunications Permanent Links and Channels to determine performance...

Ngày tải lên: 27/10/2013, 17:15

... probably one of the issues that has been at the origin of the interest of many physicists for granular materials [359] The last point of this subsection will be dedicated to the study of the stress ... a series of captors), and are thus much noisier 250 Static properties of granular materials F r p h z Fig 14.13 Sketch of the experimental set-up of Reydellet et al for the measure of the pressure ... horizontal position of the apex of the pile – also, changing the sign of x changes that of the shear σx z More generally, the stress state of the jammed grain packing is assumed to be of the form σx...

Ngày tải lên: 01/11/2013, 08:20

... heap of hot sand will have many of the characteristics of a heap of cold sand) and we can write S = Sth + Sconf (13.19) It is interesting to note that confirmation of this ‘thermodynamics’ of granular ... function of the coordination We shall see later that the mean coordination number is a parameter that plays a central role in the behaviour of granular materials 212 The thermodynamics of granular materials ... sketch of the density of granular matter in a vessel after being shaken at amplitude A Adapted from [172, 173, 356] Detailed studies of the density of shaken granular systems as a function of the...

Ngày tải lên: 01/11/2013, 08:20

... to Method C of TIA/EIA 526-14-A OF Testing ADC KRONE Requirements V7_1&3T Dr2Page of 12 1-Test Cord Method of Reference Setting = Cl 9.1.2 of ISO/IEC 14763-3 Ed2 Similar to Method of IEC 61280-4-1 ... during the early stages of testing to ensure you are getting the results you expect Take appropriate corrective action before further testing if the results are unexpected OF Testing ADC KRONE Requirements ... Method of Reference Setting (Eg SC on tester and SC on both ends of Link) OF Testing ADC KRONE Requirements V7_1&3T Dr2Page of 12 Use of Mandrels or Coils (for both & 1-Test Cord Methods) For MMF,...

Ngày tải lên: 10/12/2013, 02:15

... Performance Testing of Permanent Links and Channels There are distinct areas of cable testing; Certification, Qualification and Verification Certification is the most rigorous of all cable testing ... Performance Testing V15 060508 Page of 11 Passive Testing With Hand-Held Field Testers There are currently three levels of hand-held field tester: Level 2e – for testing up to Class D Level – for testing ... This requirement only applies to PL testing Channel testing still uses the Vendor’s patch cords, which are to be left in place after testing The configuration of the Permanent Link and Channel...

Ngày tải lên: 12/12/2013, 12:15

Ngày tải lên: 20/12/2013, 22:15

... to Method C of TIA/EIA 526-14-A OF Testing ADC KRONE Requirements V7_1&3T Dr2Page of 12 1-Test Cord Method of Reference Setting = Cl 9.1.2 of ISO/IEC 14763-3 Ed2 Similar to Method of IEC 61280-4-1 ... during the early stages of testing to ensure you are getting the results you expect Take appropriate corrective action before further testing if the results are unexpected OF Testing ADC KRONE Requirements ... Method of Reference Setting (Eg SC on tester and SC on both ends of Link) OF Testing ADC KRONE Requirements V7_1&3T Dr2Page of 12 Use of Mandrels or Coils (for both & 1-Test Cord Methods) For MMF,...

Ngày tải lên: 22/12/2013, 12:15

... and 2.8(f) These may be thought of as the absence of a plane of atoms (intrinsic stacking faults) or the insertion of rows of atoms that disturb the arrangement of atoms (extrinsic stacking faults) ... time-dependent flow of materials at temperatures greater than $0.3–0.5 of the melting temperature in degrees Kelvin Also, the activation energy, Q, in Eq (2.10) is indicative of the actual mechanism of diffusion, ... approximately 0.3–0.5 of the melting temperature in degrees Kelvin Since the evolution of microstructure is often controlled by diffusion processes, a brief introduction to elementary aspects of diffusion...

Ngày tải lên: 23/12/2013, 00:15

... classes of materials Following a brief introduction to materials science and basic strength of materials, the fundamentals of elasticity and plasticity are presented, prior to a discussion of strengthening ... macroscopic level of understanding of structure [Figs 16(a)–(d)] They are often unaware of the atomic and microstructural constituents that can affect the mechanical behavior of materials and of the role ... introduction to the structure of materials has been presented in this chapter Following a review of the structure of crystalline and amorphous materials, the different classes of materials (metals, polymers,...

Ngày tải lên: 23/12/2013, 00:15

Ngày tải lên: 19/01/2014, 05:20