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SEKOLAH TINGGI TEKNOLOGI | ||||||||||
DUTA BANGSA | |||||||||||
JOB SHEET METALURGI FISIK | |||||||||||
SEMESTER 4 | CONNECTING ROD | ||||||||||
Date: 7 August 2016 | No. 1.2 | ||||||||||
Tools and materials : | |||||||||||
1. Alloy steel | 5.Anvil | ||||||||||
2. Drop hammer | 6. Oven | ||||||||||
3. Tongs | 7. Turning machine | ||||||||||
4. Plakes | 8. Milling machine | ||||||||||
5. Scrapers | |||||||||||
Safety of working : | |||||||||||
1. Use a self protection and wearpack | |||||||||||
2. Put instrument work and materials in right place | |||||||||||
3. Use tools as the function is fit | |||||||||||
4. Work with a careful and thorough | |||||||||||
5. Follow guidance and instructors | |||||||||||
work steps: | |||||||||||
1. Alloy steel cut to be the small pieces | |||||||||||
2. Heated materials(billets) in oven with temperatures 11000-12500°C | |||||||||||
3. suppressor and the mold is heated with the temperatures 11000-12500°C | |||||||||||
4. Material ejected from an oven then stored above suppressor | |||||||||||
5. Process of compressing done with great pressure 2000 ton to appear form the base of | |||||||||||
connecting rod | |||||||||||
6. cooling process | |||||||||||
7. Connecting rod Material incorporated into an oven as much as two more time | |||||||||||
- The first to strengthen metal with high temperature | |||||||||||
- The second process to stabilize metal by low temperature | |||||||||||
8. Used a turning machine to cut away excess size of the basic shape | |||||||||||
9. Used milling machine to reduce to some mm on each side | |||||||||||
10. The process of finishing to refine and smoothing the form of connecting rod and | |||||||||||
sprayed heat, deionisasi water, deprive of lubricant that left of the process | |||||||||||
Minggu, 07 Agustus 2016
contoh job sheet connecting rod (english)
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