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    • 1. 发明授权
    • 텅스텐 중합금 관통자의 제조 방법
    • 制造钨合金渗透膜的方法
    • KR100257463B1
    • 2000-06-01
    • KR1019980010329
    • 1998-03-25
    • 국방과학연구소주식회사 풍산홀딩스
    • 박경진이상환백운형노준웅송흥섭홍문희이성김은표서종원
    • B22F3/00
    • PURPOSE: A penetrator material is provided, which can promote self sharpening of the penetrator capable of improving penetrating capability of a tungsten heavy alloy material by carrying out existing processes of sintering, heat treatment and cold rolling, and then adding second cold rolling process after resintering and reheating the cold rolled material, thereby making shapes of tungsten particles irregular. CONSTITUTION: The method for manufacturing a penetrator of tungsten heavy alloy in which penetrating capability is improved comprises the steps of resintering the cold rolled material at a temperature of 1400 to 1500 deg.C for 30 minutes to 8 hours after forming, sintering, heat treating and cold rolling tungsten heavy alloy powder; reheating step of water cooling the heated material after heating the resintered material at a temperature of 1000 to 1300 deg.C for 2 to 10 hours; second cold rolling the reheated material so that a cross section ratio of the material becomes 5 to 30%; and seasoning the cold rolled material at a temperature of 300 to 600 deg.C for 10 to 100 minutes, wherein the tungsten heavy alloy comprises 80 to 93 wt.% of tungsten and a balance of a mixture of one or more elements selected from Ni, Fe, Co, and Mn.
    • 目的:提供穿透材料,通过进行烧结,热处理和冷轧的现有工艺,可以促进穿透机的自锐度,从而提高钨重质合金材料的穿透能力,然后在树脂加工后加入第二次冷轧工艺 并重新加热冷轧材料,从而使钨颗粒的形状不规则。 构成:穿透能力提高的钨重合金穿透剂的制造方法包括在成形,烧结,热处理后在1400〜1500℃的温度下将冷轧材料树脂化30分钟〜8小时的工序 和冷轧钨重合金粉末; 在1000〜1300℃的温度下加热烧结材料2〜10小时后,对加热后的材料进行水冷却的再加热工序; 第二次冷轧再热材料,使得材料的截面比为5〜30%; 并在300〜600℃的温度下调制冷轧材料10〜100分钟,其中钨重合金含有80〜93重量%的钨,余量为选自Ni的一种或多种元素的混合物 ,Fe,Co和Mn。
    • 6. 发明授权
    • 파편확산 관통형 텅스텐 중합금 관통자 소재 및 그 제조방법
    • 파편확산관통형텅스텐중합금관통자소재및그제조방
    • KR100467393B1
    • 2005-01-24
    • KR1020020040994
    • 2002-07-13
    • 주식회사 풍산홀딩스
    • 박경진유주하
    • C22C1/04
    • F42B12/74B22F2998/10C22C1/045C22C27/04B22F3/04B22F3/10
    • 본 발명은 운동에너지탄의 텅스텐 중합금(W Heavy Alloy) 재료의 파괴특성을 연성파괴에서 취성파괴로 변화시켜 관통자가 단단한 표적에 고속 충돌시 표적관통과 동시에 뒤이어 형성된 파편에 의해 내부 구성품을 심하게 손상시키는데 적합한 관통 파편탄용 텅스텐 소재 및 그 제조방법에 관한 것이다.
      이에 따른 구성은 중량%로, 텅스텐(W)분말 90∼95%, 몰리브덴(Mo) 분말 3.5∼5.0%, 니켈(Ni)분말 0.5∼2.0%, 철(Fe)분말 1.0∼3.0%로 조성된 파편확산 관통형 텅스텐 중합금 관통자 소재로 구성되고, 또한 상기 조성의 분말이 되게 혼합, 성형하여 소결함을 특징으로 하는 파편확산 관통형 텅스텐 중합금 관통자 소재의 제조방법으로 구성된 기술에 관한 것이다.
    • 本发明公开了一种用于穿透碎片壳的钨材料及其形成方法,其能够使穿透器在高速撞击时穿透硬靶并且具有以下碎片,通过改变材料的破裂特性而对内部组件造成严重损坏 通过控制烧结条件和添加了Mo的钨重合金材料的组成比来调节材料的机械特性,从而延性断裂成脆性断裂。 本发明包括将90-95重量%W粉末,3.0-8.0重量%Mo粉末,0.5-3.0重量%Ni粉末和1.0-4.0重量%Fe粉末彼此混合,将混合粉末成型并烧结 模制粉末。 <图像>
    • 7. 发明公开
    • 파편확산 관통형 텅스텐 중합금 관통자 소재 및 그 제조방법
    • 具有良好分散效果的TUNGSTEN HEAVY ALLOY PENTRATOR及其制造方法
    • KR1020040006655A
    • 2004-01-24
    • KR1020020040994
    • 2002-07-13
    • 주식회사 풍산홀딩스
    • 박경진유주하
    • C22C1/04
    • F42B12/74B22F2998/10C22C1/045C22C27/04B22F3/04B22F3/10
    • PURPOSE: A tungsten heavy alloy penetrator having good fragmentation effect is provided which is suitable for severely damaging components inside a target by fragments formed subsequently along with target penetration when a penetrator collides with a hard target at a high speed, and a manufacturing method thereof is provided. CONSTITUTION: The tungsten heavy alloy penetrator comprises 90 to 95 wt.% of tungsten (W) powder; 3.0 to 8.0 wt.% of molybdenum (Mo) powder; 0.5 to 3.0 wt.% of nickel (Ni) powder; and 1.0 to 4.0 wt.% of iron (Fe) powder. The method comprises the steps of mixing 90 to 95 wt.% of tungsten (W) powder, 3.0 to 8.0 wt.% of molybdenum (Mo) powder, 0.5 to 3.0 wt.% of nickel (Ni) powder and 1.0 to 4.0 wt.% of iron (Fe) powder; forming the mixture; and sintering the formed article, wherein the forming step is performed under cold isostatic press, and wherein the sintering step is performed at a temperature of 1,350 to 1,450 deg.C for 2 to 5 hrs.
    • 目的:提供一种具有良好破碎效果的钨重合金穿透器,适用于当穿透器与硬靶物质高速碰撞时,随后随着目标渗透形成的碎片严重破坏靶内的组分,其制造方法为 提供。 构成:钨重合金穿透剂包含90〜95重量%的钨(W)粉末; 3.0〜8.0重量%的钼(Mo)粉末; 0.5〜3.0重量%的镍(Ni)粉末; 和1.0〜4.0重量%的铁(Fe)粉末。 该方法包括将90〜95重量%的钨(W)粉末,3.0〜8.0重量%的钼(Mo)粉末,0.5〜3.0重量%的镍(Ni)粉末和1.0〜4.0重量% 。铁(Fe)粉% 形成混合物; 烧结成形体,其中,所述成形步骤在冷等静压机下进行,其中所述烧结步骤在1,350〜1450℃的温度下进行2〜5小时。