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2000年8月18日,国营791厂自行研制的“小口径枪弹通用无锈蚀无雷汞底火”(代号:“WD391”)在重庆通过由兵器装备集团公司组织的产品鉴定。总装轻武器论证所等16个单位共45名轻武器专家参加了评审。 “WD391”底火采用伯丹式底火结构,在当今国际先进的“FA956”配方基础上进行了大胆的改进。其最大的特点:一是减少射击后枪械的腐蚀,延长枪械的使用寿命;二是能有效降低枪口部焰烟;三是提高了枪弹的长储性。它适用于所有小口径枪弹,现已在新一代5.8mm普通弹和5.8mm曳光弹上装配使用。经数百次各种环境试验,
On August 18, 2000, the “No Small-caliber Bullet Universal No-Lime Burning Base Fire” (Code: “WD391”) developed by State-owned 791 Factory passed the appraisal of products organized by the Ordnance Equipment Group Company in Chongqing. A total of 45 light weapons experts from 16 units, including the Armed Forces Armed Forces Armed Forces Armed Forces Armed Forces Armed Forces, attended the assessment. The “WD391” primer fire uses a Burdan-style bottomfire structure, making bold improvements based on today’s internationally advanced “FA956” formulation. Its biggest feature: First, reduce firearms after shooting the fire, to extend the life of firearms; the second is to effectively reduce muzzle smoke; the third is to improve the long storage of bullets. It is suitable for all small-caliber bullets and is now available for assembly on a new generation of 5.8mm ordinary shells and 5.8mm tracer shells. After hundreds of various environmental tests,