Friday, February 21, 2020
Warehousing management Essay Example | Topics and Well Written Essays - 250 words
Warehousing management - Essay Example When designing a warehouse the goods that are handled should be known. Spaciousness may not be beneficial to a warehouse because the distance that a person or a machine must walk is increased. Nevertheless, an extra space that is not used means that an extra cost is also used. Before designs are made, it is important to know the physical properties of the item, how many times it is picked in order to lessen walking time. Most trade-offs are expected when the structure is being designed, the arrangement of the storage area and how the equipment are handled. An example in electrical engineering, a negative response may be used in increasing trade growth for other properties. To enhance warehousing security mainly on people, the process of hiring the workers should be categorized as either formal or informal. In a facility, different kinds of technology can be used. For example, use of video cameras or in low-tech ensuring that fences is there. In processes, the frequency of how goods are handled can cause loss of goods or damage. If they are frequently handled then the risk of them getting damaged is
Wednesday, February 5, 2020
Mechanical testing of metals and polymers Assignment - 1
Mechanical testing of metals and polymers - Assignment Example 2. Procedure: Test Equipment Material Tested Test Speed mm/min Secant Tensile Strength-Metal Universal Tensile Testing machine 0.1% C Steel 0.4%C Steel 0.8%C Steel 1.15%C Steel 50 Tensile Strength-Plastics Universal Tensile Testing machine HDPE,PP-PE, PVC, PC, Acetal (POM), Nylon (PA66), GRN (PA66+glass fibres) 10, 50 & 500 Pendulum Impact Tests Zwick/Roell Pendulum Impact Tester PVC, POLYCARBONATE, NYLON 66, HDPE, ACETAL 7.5J Force Vickers hardness Test Vickers Testing Machine 0.1% C Steel 0.2%C Steel 0.4%C Steel 0.85%C Steel 20 Kg load for (2) minutes 3. Results Red 0.1% C Steel Green 0.4%C Steel Blue 0.8%C Steel Orange 1.15%C Steel Fmax Fmax dL at Fmax FBreak dL at break Nr N/mm? N mm N mm 1 414.53 8302.90 6.4 2020 10.7 2 691.64 13853.22 4.9 3930 8.1 3 896.10 17948.63 4.3 6720 5.6 4 1108.75 11098.39 2.7 4030 3.4 dL = Strain Hardness of carbon steels (load 20Kg) 1st measurement 2nd measurement 3rd measurement 0.1% Carbon 146 148 153 0.2% Carbon 166 162 170 0.4% Carbon 209 213 217 0 .85% Carbon 255 259 251 Zwick/Roell Pendulum Impact Tester. 1-Jun-15 M/c Model No 5113. Ref No A466690. ... 1.55 20.62 32.98 Charpy 7.50 ââ¬Å" 6 15.44 2.97 45.86 0.45 6.03 9.86 Charpy 7.50 Series Specimen width b0 Specimen thickness a0 Cross-section Impact energy Impact energy Impact resistance Work contents n = 5 mm mm mm? J % kJ/m? J x 15.82 2.978 47.11 0.38 5.05 8.03 7.50 s 0.3013 0.01304 1.074 0.09 1.16 1.80 0.00 ? 1.90 0.44 2.28 22.89 22.89 22.44 0.00 Zwick/Roell Pendulum Impact Tester. 1-Jun-15 M/c Model No 5113. Ref No A466690. Force 7.5J Material: POLYCARBONATE Specimen width b0 Specimen thickness a0 Cross-section Impact energy Impact energy Impact resistance Type of test, PIT Work contents Legends Nr mm mm mm? J % kJ/m? J ââ¬Å" 1 15.82 3.11 49.2 2.29 30.50 46.49 Charpy 7.50 ââ¬Å" 2 15.5 3.12 48.36 2.39 31.93 49.52 Charpy 7.50 ââ¬Å" 3 16.01 3.11 49.79 2.44 32.55 49.03 Charpy 7.50 ââ¬Å" 4 15.99 3.12 49.89 2.23 29.69 44.63 Charpy 7.50 ââ¬Å" 5 15.39 3.16 48.63 2.28 30.40 46.88 Charpy 7.50 ââ¬Å" 6 15.81 3.09 48.85 2.47 32.96 50.60 Charpy 7.50 Series Specimen width b0 Spec imen thickness a0 Cross-section Impact energy Impact energy Impact resistance Work contents n = 6 mm mm mm? J % kJ/m? J x 15.75 3.118 49.12 2.35 31.34 47.86 7.50 s 0.2552 0.02317 0.622 0.10 1.32 2.23 0.00 ? 1.62 0.74 1.27 4.22 4.22 4.66 0.00 Zwick/Roell Pendulum Impact Tester . 1-Jun-15 M/c Model No 5113. Ref No A466690. Force 7.5J Material: NYLON 66 Specimen width b0 Specimen thickness a0 Cross-section Impact energy Impact energy Impact resistance Type of test, PIT Work contents Legends Nr mm mm mm? J % kJ/m? J ââ¬Å" 1 15.35 3.19 48.97 3.61 48.18 73.80 Charpy 7.50 ââ¬Å" 2 16.1 3.19 51.36 4.88 65.02 94.95 Charpy 7.50 ââ¬Å" 3 16.05 3.22 51.68 4.64 61.83 89.73 Charpy 7.50 ââ¬Å" 4 16.1 3.2 51.52 4.50 60.05 87.42 Charpy 7.50 ââ¬Å" 5 16 3.18 50.88 4.66 62.14 91.60 Charpy 7.50 ââ¬Å" 6 15.98 3.2 51.14 4.07 54.32 79.67 Charpy 7.50
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