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The Type 95 automatic rifle (Chinese: 95式自动步枪; pinyin: 95 Shì Zìdòng Bùqiāng) or QBZ-95 is a bullpup assault rifle designed and manufactured by Norinco, and issued since 1995 as the service rifle for the People's Liberation Army, People's Armed Police, and various paramilitary law enforcement agencies in the People's Republic of China.
The riflings for the QBU-88 differs from the standard QBZ-95 assault rifle. While the QBZ-95 has a 244 mm (9.6 in) twist to stabilize the standard 64-grain DBP-87 ball round, the QBU-88 has a faster 206 mm (8.1 in) twist to stabilize the 70-grain Heavy Ball round and dedicated Sniper load, similar to the QJY-88 general-purpose machine gun ...
The QBZ-191 Automatic Rifle (Chinese: 191式自动步枪; pinyin: Yāo jiǔ yāo Shì Zìdòng Bùqiāng) is a Chinese assault rifle chambered for the 5.8×42mm intermediate cartridge, designed and manufactured by Chongqing Jianshe as a new-generation service rifle for the People's Liberation Army (PLA) and People's Armed Police (PAP).
QBZ-95 assault rifle Type 81. QBZ-191 - 5.8 mm assault rifle; QBZ-95 - 5.8 mm bullpup assault rifle; QTS-11 - 5.8 mm assault rifle with integrated airburst grenade launcher (in limited service) QBZ-03 - 5.8 mm assault rifle; Type 86 - 7.62 mm bullpup assault rifle (not in service) Type 87 - 5.8 mm assault rifle, using similar design to the Type ...
QBB-95: China North Industries Corporation: 5.56×45mm NATO 5.80×42mm DBP87: Detachable box magazine/Drum magazine China: 1997 QJY-88: China North Industries Corporation: 5.80×42mm: Ammunition belt China: 1980s Rheinmetall RMG.50: Rheinmetall: 12.7×99mm NATO: Ammunition belt Germany: 2008 Rheinmetall RMG.7.62: Rheinmetall: 7.62×51mm NATO ...
Rate of fire may also be affected by ergonomic factors. For rifles, ease-of-use features such as the design of the bolt or magazine release can affect the rate of fire. For artillery pieces, a gun on a towed mount can usually achieve a higher rate of fire than the same weapon mounted within the cramped confines of a tank or self-propelled gun ...
In fire protection engineering, the K-factor formula is used to calculate the volumetric flow rate from a nozzle. Spray nozzles can for example be fire sprinklers or water mist nozzles, hose reel nozzles, water monitors and deluge fire system nozzles.
Variable Speed Fire Pump Controllers were invented and released with a UL Listing for fire pump service in 2003 by Master Control Systems, Inc. [1] [2] Paragraph 10.5.5 in the 2003 edition of NFPA-20 recognized Variable Speed as an accepted method for operating the fire pump. Then in the NFPA-20 2007 edition, section 10.10 was added to clarify ...