Autofrettage is a work-hardening process in which a pressure vessel (thick walled) is subjected to enormous pressure, causing internal portions of the...
8 KB (1,061 words) - 19:53, 14 May 2024
composite resin. During manufacturing, COPVs undergo a process called autofrettage. The unit is pressurized and the liner expands and plastically (permanently)...
8 KB (769 words) - 10:11, 17 February 2024
shrink-fit cylinders, but can also be performed to singular cylinders though autofrettage of thick cylinders. The hoop stress is the force over area exerted circumferentially...
13 KB (1,854 words) - 15:50, 7 September 2023
was a product of technical advances such as the French invention of autofrettage just before World War I, which led to stronger and lighter barrels, the...
23 KB (2,921 words) - 12:42, 30 June 2024
barrel from the so-called steel bronze (92% copper bronze strengthened by autofrettage which was used due to the lack of steel industry in Austria, see Franz...
3 KB (187 words) - 15:44, 28 June 2024
Gun variants: Mk IX - main pre-war production version, with barrel of autofrettage construction. Mk IX-A - Mk IX simplified for mass production. Mk X -...
27 KB (2,804 words) - 22:19, 31 May 2024
light to induce a shock wave that propagates deep into the material. Autofrettage Shot peening Laser peening Low plasticity burnishing High-frequency impact...
17 KB (2,057 words) - 09:36, 5 January 2024
the older guns. The steel-bronze (92% copper bronze strengthened by autofrettage, see Franz von Uchatius) was considered inferior to steel as early as...
3 KB (271 words) - 10:54, 26 July 2022
direct blast onto the workpiece, and a very hard workpiece material. Autofrettage, which produces compressive residual stresses in pressure vessels. Case...
15 KB (2,227 words) - 17:02, 29 June 2024
approximately halfway down its length. The barrel is fabricated using the autofrettage method to allow the wall to be thin but extremely strong. A hydro-spring...
11 KB (1,418 words) - 06:49, 22 June 2024
conventional design, with its most notable feature being its obsolescent autofrettaged bronze (so-called steel-bronze, see Franz von Uchatius) barrel, necessary...
10 KB (876 words) - 21:27, 3 June 2024
Al-Zarrar's primary armament is a 125 mm smoothbore tank gun with an autofrettaged, chrome-plated gun barrel. It is a Chinese non-licensed clone of 2A46...
12 KB (1,061 words) - 08:56, 23 May 2024
entered combat. The complex Type 94 barrels were constructed in three autofrettaged stages. A half-length tube was fitted over the first tube and shrunk...
10 KB (927 words) - 14:39, 2 July 2024
weight 6.4 kg (APC-T shot POT-51A) Calibre 75 mm (2.95 in) Barrels autofrettaged Action semi-automatic horizontal sliding-wedge breech Breech horizontal...
6 KB (653 words) - 16:33, 24 April 2024
construction for postwar guns of medium caliber. In a procedure called autofrettage, a bored monoblock tube is filled with hydraulic fluid at pressures higher...
9 KB (1,231 words) - 06:46, 29 June 2023
ring. The tube is made of high strength alloy steel, heat-treated and autofrettaged to provide maximum life. The firing mechanism is a continuous pull (self-cocking)...
9 KB (817 words) - 01:43, 19 March 2024
made from the so-called steel bronze (92% copper bronze strengthened by autofrettage which was used due to the lack of steel industry in Austria, see Franz...
3 KB (172 words) - 06:23, 20 January 2024
vertical sliding breech-block is used, the barrel is chrome-plated and autofrettaged. The 120 mm smooth-bore gun G1 has been fitted to the private venture...
5 KB (389 words) - 06:01, 22 June 2024
remelting (ESR) steel which is insulated with a thermal sleeve and autofrettaged to withstand higher pressure. The newer Arjun MK1A variant retains the...
73 KB (6,267 words) - 09:10, 28 June 2024
current and future 155 mm projectiles can be fired. The barrel is of autofrettage monoblock construction, fitted with a muzzle brake and fume extractor...
9 KB (1,168 words) - 07:39, 23 June 2023
slightly shorter maximum range. Also, unlike the Abbot, the barrel is autofrettaged and hence lighter. The light gun appears to owe a number of its features...
31 KB (3,563 words) - 15:41, 28 June 2024
War I.. The so-called steel-bronze (92% copper bronze strengthened by autofrettage, see Franz von Uchatius) was considered inferior to steel as early as...
3 KB (203 words) - 10:55, 26 July 2022
equations of plastic deformation allowed French gunmakers to implement autofrettage on an industrial scale and boost the output of artillery pieces. In early...
4 KB (511 words) - 06:16, 20 February 2024
was modified. In the Mk IVA, the A tube and wire were replaced by an autofrettaged loose liner. The Mk IVB was the same with minor modifications, most...
71 KB (9,347 words) - 19:59, 9 May 2024
the older guns. The steel-bronze (92% copper bronze strengthened by autofrettage, see Franz von Uchatius) was considered inferior to steel as early as...
3 KB (297 words) - 10:53, 26 July 2022
Application of the Deep Hole Technique for Measuring Residual Stresses in Autofrettage Tubes. ASME, Pressure Vessels and Piping 93-94. F.Hosseinzadeh et al...
10 KB (1,298 words) - 10:07, 7 July 2022
working them from inside with plugs of hardened steel (now known as autofrettage) was invented and patented in 1869 by Samuel B. Dean of the South Boston...
11 KB (1,159 words) - 02:45, 15 June 2024
vehicles can be increased. Welding Ultrasonic impact treatment Shot peening Autofrettage, which produces compressive residual stresses in pressure vessels. The...
8 KB (1,000 words) - 21:02, 1 September 2023
Melara.The Ariete is mounted with a 120 mm smoothbore Oto Melara cannon, autofrettaged and stress-hardened to increase durability over extended periods of...
45 KB (5,400 words) - 00:39, 13 April 2024
trials with a new gun presented by Franz von Uchatius. Uchatius copied an autofrettage (avant la lettre) process from a 1869 American patent without a license...
20 KB (2,353 words) - 11:51, 28 August 2023