第一百零六节 armstrong大炮
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张柏林目瞪口呆,他根本没想过这个问题。
“怎么样?大炮没想象中那么容易玩吧?”应喻拍了拍他的肩膀。
“这个引信用在其他爆炸品上面倒也不是不可以,”林深河说,“但是炮弹绝对不行。”
“看来光有先进的大炮还不行啊。”王洛宾苦笑着。滑膛炮的开花弹倒是毫无技术难度,但是这种技术没法用在线膛炮上。
“碳素钢也能做弹簧的。”姜野想了半天,回忆起自己似乎是看到过碳素钢的弹簧。
“是可以,用0.6%的碳素钢就可以。就是性能不知道够不够用。”季无声说,“可以试试看,我查查书看看热处理是怎么做得。”
“热处理的活你干得了不?”展无涯自己也没什么把握,他就用热处理炉做过一些简单的活计。
“我也没把握,只能靠查书和试验了。”
“这事估计不简单,不是一天二天就能搞出来的。”
几个人苦思冥想了半天没有结果,最后还是林深河提议:既然第一批装备armstrong大炮是海军用,反舰还是以穿甲弹为主。有实心的铸铁弹也就可以了。
“执行岸轰击任务怎么办?”
“用臼炮。”林深河说。
臼炮是迫击炮的前身,制造技术可比迫击炮要简单的多,配用的榴弹也很容易制造。缺点是榴弹的不炸率比较高,只能说是谓聊胜于无。
“镀铅的问题怎么解决?”王洛宾问。历史上armstrong大炮就是因为炮弹出膛的瞬间,弹体上的铅片飞溅造成伤亡而被英国海军踢出战舰的。
“我看资料说当时有人提议用电镀法镀铅就不会出现这个问题――”王洛宾把自己所掌握的解决思路说了出来。
早期的线膛炮炮弹是类似米尼步枪弹的技术,利用爆炸气体使弹底扩张镶入膛线。所以弹体外部必须有一种软质的金属包裹,铅就是一种最合适的金属。问题随即而来――铸铁弹体和铅外皮之间的结合很难,特别是在没有水压机的情况下,勉强结合起来的结果就是英国皇家海军的armstrong炮一样,铅皮飞落。
“电镀眼下太奢侈了,技术上也不大够。”展无涯说。
“有一种思路,不知道是不是可行,当年美国人的3英寸shenkl炮的炮弹上用过。”
既然铅皮掉下来容易伤人,他们又没有办法阻止它掉下来,最好的办法就是换一种飞溅出来也不会伤人的东西。
shenkl的炮弹就是在炮弹的下半部围上papier-mache,这是一种用混凝纸浆制成的弹带,即有足够的强度和韧性镶入膛线,又不会因为出膛时候的碎裂飞落而伤人。
“这种混凝纸浆有难度吗?”
“1860年科技,应该不难吧,无非是纸浆和胶水,这没现成的配方工艺好用,只能靠实验党人了。”
“这个任务可以交给化工组,他们对这个有心得。”
正说着话,军事组的何鸣忽然闯了进来,一脸严肃。
“出什么事情了?”王洛宾感觉有点不妙。
“根据俘虏口供,海盗很可能会在最近向我们发动攻击!”他说着递过来一份文件,“这是治安组发出的审俘通报。”
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