SOC 352 Lecture Notes - Lecture 5: Carbon Steel, .270 Winchester, .280 Remington
Document Summary
Used by police and military as well. Average factory setting is a 5. 5-6 pound trigger pull. Tight tolerances ensure consistent sear engagement and smooth, straight travel. One ounce is 435. 7 grains, so a 150-grain bullet weighs . 34 ounces (9. 6 grams). 270 winchester brass is formed from . 280 remington cases. The muzzle velocity differs depending on the make, type, and weight(grain) of the bullet. Winchester 30-06 springfield ballistics silvertip has a muzzle velocity of 2790. There are many different makes of a 30-06 round. Winchester supreme was used in our crime. Gun- found in the clock tower, collected using gloves, tested for fingerprints through dusting. Bullet- found in the body of commissioner gordon, collected during surgery, striations tests were used to determine if the bullet matched the gun through ejector marks. Shell casing-found in the rifle, collected using evidence bags, tested for fingerprints using dusting.
