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Tombac, or tombak, is a brass alloy with high copper content and 5–20% zinc content. [1] Tin , lead or arsenic may be added for colouration. [ 2 ] [ 3 ] It is a cheap malleable alloy mainly used for medals , ornament , decoration and some munitions .
Silicon tombac has good friction bearing characteristics and is corrosion resistant but is not resistant to ammonia atmosphere. The strength properties are largely retained at application temperatures up to 200 °C. [1] It is a special alloy in terms of the combination of casting process and casting temperature.
The concept of registration of persons and issuing identity cards was the subject of an agreement made between India and Sri Lanka in 1954, The draft bill submitted to the Sri Lankan parliament in 1962 was passed as the Act of Registration of Persons No. 32 of 1968. With the aim of activating the provisions of this Act, the Department of ...
Information Technology in Sri Lanka refers to business process outsourcing, knowledge process outsourcing, software development, IT Services, and IT education in Sri Lanka. [1] Sri Lanka is always ranked among the top 50 outsourcing destinations by AT Kearney , and Colombo and ranked among "Top 20 Emerging Cities" by Global Services Magazine. [ 2 ]
The National Livestock Identification System (NLIS) of Australia regulations require that all cattle be fitted with a RFID device in the form of an ear tag or rumen bolus (a cylindrical object placed in the rumen) [2] [3] before movement from the property and that the movement be reported to the NLIS. However, if animals are tagged for internal ...
At the top center of the card the word "Sri Lanka" is printed in the Sinhala and Tamil languages. The purple number on the right of the Sri Lankan emblem represents the Province from which the application was made. The numbers range from 1–9. The numbering convention is as follows: 1. Western Province; 2. Central Province; 3. Southern ...
Military equipment of Sri Lanka is military equipment developed by Sri Lanka. Subcategories. This category has the following 4 subcategories, out of 4 total. N ...
Sri Lankan license plate - Western Province - front side Sri Lankan license plate - Southern Province - rear side. Vehicle registration plates of Sri Lanka (known in Sri Lanka as "number plates") started soon after introduction of motorcars in 1903. Initially the numbers started with Q, and the oldest existing plate is "Q 53" of a 1903 Wolsley.