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The pound or pound-mass is a unit of mass used in both the British imperial and United States customary systems of measurement.Various definitions have been used; the most common today is the international avoirdupois pound, which is legally defined as exactly 0.453 592 37 kilograms, and which is divided into 16 avoirdupois ounces. [1]
105 lb (47.6 kg) in 1860 by London Prize Ring Rules; 116 lb (52.6 kg) in 1898; established officially at 8 + 1 ⁄ 2 st (119.0 lb; 54.0 kg) in 1909 by NSC and 118 lb (53.5 kg) in 1920 by Walker Law Flyweight
One-troy-ounce (480 gr; 31 g) samples of germanium, iron, aluminium, rhenium and osmium A Good Delivery silver bar weighing 1,000 troy ounces (83 troy pounds; 31 kg) Troy weight is a system of units of mass that originated in the Kingdom of England in the 15th century [1] and is primarily used in the precious metals industry.
Vehicle Liftoff Mass Payload Mass to LEO Mass ratio Payload fraction Falcon 9 Block 5: 549,054 kg + 22,800 kg 22,800 kg 25.1 3.99% Proton-M: 705,000 kg + 23,000 kg
The gun fired a 27.9 kg (62 lb) shell at 880 m/s (2,900 ft/s) to a maximum ceiling of 14,800 m (48,600 ft). Compared with the 88 mm Flak 18 & 36, the Flak 40 used a powder charge four times as great. In December 1943, Hitler decided not to introduce the Flak 40 "During this war". [3] [clarification needed]
Armourstone is a generic term for broken stone with stone masses between 100 and 10,000 kilograms (220 and 22,050 lb) (very coarse aggregate) that is suitable for use in hydraulic engineering. Dimensions and characteristics for armourstone are laid down in European Standard EN13383. [ 1 ]
The 8.8 cm SK C/35 gun weighed 776 kilograms (1,711 lb) and had an overall length of 3.985 meters (13 ft 0.9 in) with a vertical sliding-block breech.The gun fired a 9.5 kg (21 lb) projectile 88 mm in diameter, and the barrel is sometimes described as 45 caliber.
A new PzGr.39/43 APCBC-HE projectile was designed, which, apart from the addition of much wider driving bands, was identical to the older 10.2 kg (22 lb) PzGr.39-1 APCBC-HE projectile used by the 8.8 cm KwK 36 and Pak 43 guns. The wider driving bands resulted in an increased weight to 10.4 kg (23 lb) for the PzGr.39/43. [6]