awwa d100 2011 welded carbon steel tanks for water storage

... intervals is recommended Refer to AWWA manual M42, Steel Water- Storage Tanks, for guidance concerning inspection and maintenance of welded steel tanks for water storage This standard assumes that ... those of ASCE 7-05 were added for all tanks Appendix A, Commentary for Welded Carbon Steel Tanks for Water Storage, was added to provide background information for many of the requirements contained ... standards @awwa. org xxx 标准分享网 www.bzfxw.com 免费下载 ANSI /AWWA D100- 05 (Revision of ANSI /AWWA D100- 96) AWWA Standard Welded Carbon Steel Tanks for Water Storage SECTION 1: GENERAL Sec 1.1 Scope The purpose...

Ngày tải lên: 12/03/2014, 17:31

... Structural Steel A 53 Pipe, Steel, Black and Hot-Dipped, Zinc-Coated Welded and Seamless A 105M/A 105 Forgings, Carbon Steel, for Piping Components A 106 Seamless Carbon Steel Pipe for High-Temperature ... Structural Steel for Ships A 181M/A 181 Forgings, Carbon Steel, for General-Purpose Piping A 182M/A 182 Forged or Rolled Alloy -Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature ... WELDED TANKS FOR OIL STORAGE 2-3 A 671 Electric-Fusion -Welded Steel Pipe for Atmospheric and Lower Temperatures A 678M/A 678 Quenched and Tempered Carbon- Steel and High-Strength Low-Alloy Steel...

Ngày tải lên: 28/03/2014, 15:14

... Copper coated, low carbon steel wire specially formulated for optimum performance under CO2 and Argon/CO2 mixed gases Suitable for welding mild and medium strength steels Is ideal for positional ... specifically designed for welding creep resistant steels containing 1.0-1.25Cr and 0.4-0.6Mo and operating at service temperatures up to 500C Also used for welding heat treatable steels of similar ... Suitable for welding mild and medium strength steels Is ideal for positional welding of sheet steel and steel pipes/tubes where high silicon content promotes smooth even weld beads with excellent...

Ngày tải lên: 12/03/2014, 17:52

... Structural Steel A 53 Pipe, Steel, Black and Hot-Dipped, Zinc-Coated Welded and Seamless A 105M/A 105 Forgings, Carbon Steel, for Piping Components A 106 Seamless Carbon Steel Pipe for High-Temperature ... Structural Steel for Ships A 181M/A 181 Forgings, Carbon Steel, for General-Purpose Piping A 182M/A 182 Forged or Rolled Alloy -Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature ... for use in accordance with this Standard WELDED TANKS FOR OIL STORAGE 1-3 1.1.22 Appendix O provides recommendations for the design and construction of under-bottom connections for storage tanks...

Ngày tải lên: 15/03/2014, 05:20

... criteria of only the low risk population For future study, expanding the inclusion criteria and gathering more data should give the authors more information for the best patient care in the future ... at four different points in time, namely before insufflation, during the first 10 minutes of pneumoperitoneum (measurements obtained every minutes) for the remaining laparoscopic part of the ... (measurements obtained every minutes), and after evacuation of the carbon dioxide A p-value of less than 0.05 was accepted for statistically significant Results The age of the patients was 24...

Ngày tải lên: 05/03/2014, 15:20

... hearings will be available soon.  They will be published in the Federal Register and also  listed on www.epa.gov/carbonpollutionstandard    FOR MORE INFORMATION    • The proposed rule called “Standards of Performance for Greenhouse Gas Emissions for New Stationary Sources: Electric Utility Generating Units” is posted at:  ... In early 2011,  EPA held several listening sessions to gain important information and  feedback from key stakeholders and the public before initiating the rulemaking process  to set Carbon Pollution Standard for new power plants. Each listening session included a  ... incorporate technology to reduce carbon dioxide emissions to meet the standard, such  as carbon capture and storage (CCS).     • Some states, including Washington, Oregon and California, currently limit GHG ...

Ngày tải lên: 15/03/2014, 23:20

... acetylene flow is maintained for h at 650 °C The samples are then annealed in nitrogen for 15 h at the same temperature An SEM image of a highly ordered carbon nanotube array formed in this way is shown ... resultant carbon nanotube arrays were characterized using SEM Figures 3͑a͒ and 3͑b͒ show SEM micrographs of carbon nanotube arrays which have been ion milled to remove residual amorphous carbon ... inexpensive production of large arrays of ordered carbon nanotubes with controllable dimensions needed for practical applications The physical mechanism of carbon nanotube growth by the catalytic decomposition...

Ngày tải lên: 19/03/2014, 16:48

... 1, where carbon nanotubes are not revealed However, regardless the metal oxide employed, carbon nanotubes could be observed in a few regions of the films’ surface (see Fig 2) Therefore, carbon nanotubes ... to nm, respectively A uniform functionalization with oxygen was applied to the as-provided carbon nanotubes in order to improve their dispersion and surface reactivity For this activation step ... values, although significantly lower than the ones for tin oxide and carbon nanotube-based sensors, compare favorably to those previously published for WO3 and MWCNT hybrid sensors [9] In [9] a responsiveness...

Ngày tải lên: 19/03/2014, 16:48

... polymeric precursors available for carbon membrane preparation, the most suitable characteristics for carbon membrane must be first identified for preparing successful carbon membranes as the pyrolysis ... LLC 2011 17 18 Configurations of Carbon Membranes Fig 3.1↜渀 Configurations of carbon membranes coating system for the production of thin layers of NPC on the surface of a porous stainless steel ... had been carbonized at 700°C for 1€h gave the highest performance The membranes exhibited excellent stability up to 500°C without weight loss The flat carbon membranes were produced for gas separation...

Ngày tải lên: 02/04/2014, 15:45

... Waals force interactions [11] However, no work using the CNT interconnection bump was reported for CNT bump pitches below 150 µm which is a requirement for the future flip chip technology For the ... cleaned in deionized water before they were transferred to a PECVD chamber where the CNT growth will be performed The CNT growth was conducted at 750°C with a plasma power of 85 W for 30 The growth ... transfer of aligned carbon nanotube arrays onto conducting substrates Appl Phys Letters 2006, 89:163120-163123 11 Yung KP, Wei J, Tay BK: Formation and assembly of carbon nanotube bumps for interconnection...

Ngày tải lên: 21/06/2014, 17:20

... environments: during the drying process, CNTs irreversibly stick together to form microbundles, driven by the capillary force of water droplets In order to prevent the CNT sticking in a liquid environment, ... pre-treated in 1.0 M HNO3 for 30 to remove the metal catalyst, and then thoroughly rinsed with deionized water The sample was allowed to dry in air and sterilized with UV exposition before cell culture ... culture experiments The CNT array owns a forest-like structure that could be exploited for the deposition of a polymeric thin film acting as drug delivery device For drug release kinetics investigation,...

Ngày tải lên: 22/06/2014, 00:20

... diameter were subjected to drilling performance tests using a CNC milling machine The drilling performance tests were conducted on 30 mm thick medium carbon alloy steel plate (0.72% C, 0.25% Si, 0.19% ... for 30 before subjected to the microstructural changes on the drill flank Journal of Physical Science, Vol 18(1), 75–85, 2007 RESULTS AND DISCUSSION 3.1 77 Performance Test The drilling performance ... respectively Figure 1: Formation of build-up on the cutting lip mm Figure 2: Medium carbon alloy steel work piece after 473 drilled holes Electron image Figure 3: EDAX analysis on medium carbon alloy chip...

Ngày tải lên: 07/08/2014, 14:20

... was performed in the previous hospital; however, the tumor did not show shrinkage He therefore came to our institution for C-ion RT Patient A 70-year-old Japanese male had nasal bleeding for one ... images was taken for treatment planning with the immobilization devices CT imaging alone is inadequate for detection of extension of the tumor Therefore, MRI was routinely used for identification ... not indicated for curative surgery or declined surgery, and C-ion RT was performed as follows Jingu et al Radiation Oncology 2010, 5:89 http://www.ro-journal.com/content/5/1/89 Carbon Ion Radiotherapy...

Ngày tải lên: 09/08/2014, 09:20

... ameloblastic carcinoma being treated with carbon ion therapy and resulted so far in an excellent posttherapeutic outcome Therefore radiotherapy with carbon ions should be considered in the definitive ... Philip et al [15] lead to local control for the duration of available follow-up (0.8 - 3.3 years) in the reported cases Jensen et al Radiation Oncology 2011, 6:13 http://www.ro-journal.com/content/6/1/13 ... counterbalance high tendency of local relapse, RT was given in a high-precision technique as carbon ion therapy Carbon ion therapy in active beam application with raster-scanned particle beams is able...

Ngày tải lên: 09/08/2014, 09:20

... algorithm Therefore, TPS® additionally offers methods for inverse treatment planning and biological RT treatment optimization for particle therapy In addition, steering parameters for scanned ion ... Yamamoto N, Ebihara S, Konno A: Organizing Committee for the Working Group for Head-And-Neck Cancer Dose escalation study of carbon ion radiotherapy for locally advanced head-and-neck cancer Int J ... following normal tissue constraints served as a basis for individual plan evaluation These constraints were applicable for the summation (carbon ion and photon IMRT) plan at standard fractionation...

Ngày tải lên: 09/08/2014, 09:20

... test method provides procedures for the sampling and analysis of hydraulic-cement mortar, concrete, or aggregate for chloride that is water- soluble and available for the corrosion reaction under ... exist for the determination of water- soluble chloride in a cement system.* However, some aggregates contain a considerable amount of chloride that is bound in the aggregate and is not available for ... Test Method C 1218-92, Standard Test Method for Water- Soluble Chloride in Mortar and Concrete 3—Apparatus 3.1—Sampling equipment: The apparatus required for obtaining samples by coring or sawing...

Ngày tải lên: 24/10/2014, 17:40

... AND THEIR COMPOSITES WITH CARBON RICH MATERIALS FOR ENERGY CONVERSION AND STORAGE ZHU PEINING (B Eng., Huazhong University of Science and Technology) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR ... 15] Recently, TiO2 with carbon rich materials (carbon nanotube, graphene, etc) nanocomposites was studied for their enhanced properties compared to pure TiO2 [16-26] The carbon nanotube (CNT) has ... electrospun TiO2 and TiO2 /carbon composite were demonstrated to be good candidate for the long-term stable lithium ion batteries xiv    List of Figures Fig 1.1 Flow chart for the structure of the...

Ngày tải lên: 10/09/2015, 09:12

... to discharge waste into water bodies or underground water But the standards for various pollutants available are merely provisional and there are no standards for water for irrigation and other ... and quantity of water resources The water legislation defines the administrative roles, quality and quantity control of water resources and prescribes penalties for offences For the sake of this ... underground water as the case may be Section l8B deals with declaration of standards in respect of effluents and recovering waters to be complied by water users before or during discharges Urban Water...

Ngày tải lên: 05/09/2013, 08:40