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100 mm APFSDS-T M309
Регіон
Romania
Категорія
Боєприпаси, ракети та високоточне озброєння
The 100 mm APFSDS-T M309 is an armament 100 mm D-10 series tank guns (including NORINCO Type 59 ). Development When it was first shown publicly this round was understood to be a purely Romanian development but it has transpired that it is a joint Israeli-Romanian development. It is produced by Israel Military Industries ( IMI ) and marketed as the 100 mm APFSDS-T M309. The same round is also marketed by the Romanian company ROMARM specifically for D-10 series tank guns. It is actually manufactured by AEROTEH SA of
Bucharest who have applied the confusing designation of BM-412 Sg, a designation normally applied to an AP-T rounds (see separate entry). At one time ROMARM marketed a 100 mm APFSDS round with a muzzle velocity of 1,315 m/s and a direct fire range of 2,000 m. Round weight was 18.91 kg and the length 913 mm. This round is no longer marketed. Description The 100 mm APFSDS-T M309 is a fixed round with the projectile assembly crimped onto a brass cartridge case. The projectile assembly consists of a subprojectile and a sabot. The subprojectile consists of a monobloc high-strength tungsten alloy penetrator rod, with an aluminium fin assembly containing a tracer element fitted to the rear of the penetrator rod. Length to diameter ratio of the penetrator is over 20:1. The three segment sabot is aluminium alloy, held in place by a plastic ring at the forward end and a plastic obturating band toward the sabot base. The brass (MK-75) cartridge case contains 6 kg of M30 propellant: a percussion primer is fitted to the base. The projectile assembly has a muzzle velocity of 1,400 m/s. The penetrator is stated to be able to penetrate 445 mm of armour at 1,000 m. Maximum effective range is given as 5,000 m. Authorised fuzes None involved Equivalent rounds ROMANIA ROMANIA Manufacturer AEROTEH SA Type: 100 mm APFSDS-T BM-412 Sg Description: As M309 specifications.