tag:blogger.com,1999:blog-5030145265861917845.post3730150734187059398..comments2024-03-28T14:35:30.147-04:00Comments on Tank Archives: Light Tanks, 1944, Part 2Peterhttp://www.blogger.com/profile/09622237223229485503noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-5030145265861917845.post-73136045480774397982017-03-27T13:43:34.176-04:002017-03-27T13:43:34.176-04:00"The 60 mm of turret armour specified in the ..."The 60 mm of turret armour specified in the requirements much be rolled and high hardness. In case of cast armour, it must be at least 75 mm thick. The slope of the turret sides should be at least 30 degrees."<br /><br />at least 75mm cast armor equals 60mm RHA high hardness plate.<br /><br />75/60: 1.25<br /><br />Interesting. The soviets themselve considered RHA to offer ca. 25% more ballistic protection than cast armor.<br /><br />This is in agreement with other documents and would also go some way to explain why the 88mm KWK 43 had so little difficulties penetrating the cast turret armor of the IS3 prototype at 60° (penetrating 100-110mm cast armor, where german sources attribute only a penetration of 80-85mm RHA at 60°.critical masshttps://www.blogger.com/profile/02366274198749901618noreply@blogger.com