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第115章 棠溪宝剑坚不可摧的秘密(第1页)

章节目录保存书签

【首先这把宝剑需要用低碳钢、中碳钢、高碳钢三种钢材折叠锻打的方式,先打出剑胚。】【只有让钢材经过了十次以上的折叠锻打,才可做到刚柔并济,软硬自如。】【而想要把一块铁变成一把剑,首先力气就得过关,全程用七八斤重的榔头不停的挥打。】【仅仅是折钢的步骤,就要挥舞一万锤以上,才能将钢材完全融合。】【折叠好的钢材还需要反复的捶打,拉成条状,最终形成棠溪宝剑的剑胚。】“低碳钢、中碳钢、高碳钢三种钢材是什么?”“是在钢中加入木炭吗?”嬴政一脸疑惑。秦军的主流兵器以铜为主,基本都是青铜剑。铁制兵器数量较少。大秦打造青铜剑技术已经很娴熟了。在打造青铜剑时,会向青铜中加入一些其他的金属改变其性能。对刀剑来说,最重要的性能是强度、硬度和韧性。一把好剑的基本要求是,削铁如泥。这就要求剑有很高的硬度。然而,剑的硬度并非越硬越好,正所谓是“过刚易折”。这就同时要求剑有很高的韧性,能够不折不裂,刚柔并济。一把剑要同时满足硬度和韧性,是非常困难的。硬度太低、韧性好就会容易卷刃。硬度太高,韧性变低又会容易折断。他猜测低碳钢、中碳钢、高碳钢各自在其性能上有优缺点。用这三种钢材经过多次折钢锻打之后,就会发挥各自的优势。最终能够实现刚柔并济,软硬自如。【而这一万锤才只是开始,接下来就是更加艰难的热锻和冷锻。】【热锻要将钢材放入两千多度的高温炉火中,烧红后迅速取出趁热打铁。】【每次烧红的铁块能够锻打的时间都非常有限,要在铁块变凉变硬之前,尽可能更多次的锻打。】【等铁块变凉之后再回炉重炼,烧红之后再继续进行锤打。】【师傅说,要打好一把棠溪宝剑至少要回炉一百次,而每回炉一次就要锤炼千次。】【这便就是成语千锤百炼的来历。】【棠溪宝剑的锻造过程,每一锤都要稳、准、狠。】【沿着剑条两边捶打,把中间打出一条笔直的剑筋,这样就使箭条两面变成了四个面,中间厚,两边薄,从而形成剑身的雏形。】【以前只知道铁匠辛苦,但真正上手之后才知道,这打铁不仅只是把铁炼成钢的一个过程,同样也是磨炼人的一个过程。】【而热锻完成之后,接下来就是更费手的冷锻步骤。】【如果说热锻只是为了改变金属的形态,而冷锻就是为了加强金属的硬度。】【金属之间的高强撞击可使金属中的晶粒细化,从而达到提升硬度的效果。】【也正因为冷锻的过程就是铁锤和剑身之间的对撞,所以这个步骤就异常的费手,稍不注意,握剑的手就会被崩到,这剑还没打完,两双手就已经失去知觉了。】【本来老师傅们3天就可以完成的热锻和冷锻,到了我的手里,因为力气实在不够,停停断断,差不多一个多星期才算完成。】【锻造好的剑身长约三尺,宽约一寸半分,四面平整,剑筋长而不断。】天幕中的小哥在高温的炉火旁,一次又一次的回炉。每次回炉,又要不停地进行锻打。好不容易热锻完成之后,又开始一锤又一锤的冷锻。“每一次回炉都需要上千锤的锻打。”“而这千回的锻打,只要有一锤没有处理好,剑身就会报废。”“冷锻的过程也是极其不易。”尉迟恭感叹道。他年少时就是以打铁为业。他深知打铁的不易。简单的铁器还比较好操作。打造这种绝世名剑的过程,一定是既枯燥又辛苦。稍有不慎,可能就会前功尽弃。可以说,打铁不仅是对体力的考验,更是对意志的磨练。百炼成钢,真的不是说说而已。【接着就可以进行下一个重要的环节了,淬火和回火。】【首先需要先将剑身上的氧化层打磨掉,等到剑身全部露出光亮的金属后,再次回炉加热。】【然后再用一种特殊的水使其急速冷却,这样就会让金属表面瞬间硬化,从而让宝剑达到一个更高的硬度。】【《史记》中记载,棠溪于西平,其水淬刀剑特锋利。】【所以棠溪宝剑坚不可摧的第二个秘密,就是要用棠溪水来进行淬火。】【西平县以西的伏牛山脉盛产铁矿,又有棠溪水东西贯穿,溪水中含有特殊的金属元素。】【华夏古代工匠发现用棠溪水淬火的刀剑异常锋利,从而引来了无数铸剑名将汇聚此地,铸剑大师欧冶子也曾在此地打造出了着名的工布、太阿、龙渊等旷世宝剑。】【在经过棠溪水的淬炼之后,此时的宝剑已变得坚不可摧,这就是棠溪宝剑“硬可斩钉截铁”的秘密了。】“相传欧冶子和干将两位铸剑大师走遍江南名山大川寻找铸剑之地。”“最终在龙泉凿茨山、泄溪水,取铁英,铸剑三把。”“原来太阿剑就是在西平所铸!”“若这棠溪水当真有此奇效,西平必将成为兵家必争之地!”嬴政眼中闪现出一抹精光。若是宝剑经过棠溪水的淬炼之后,都能变得削铁如泥。西平必然是一个像兵工厂一样的存在!得利器者得天下!他必定要将西平收入囊中!李斯也是想到了这一点。“陛下,这西平”嬴政立马说道:“即刻起派重兵前往西平!”“西平铁匠全部擢升为皇家铁匠!提高其待遇!”“此后西平所铸宝剑皆为秦军所有!”“不得私自贩卖!”嬴政飞速下了一系列命令。六国余孽看到这个消息,恐怕又会蠢蠢欲动!他得马上派重兵看守西平,防止六国余孽得不到就毁掉!:()盘点短视频名场面,古人全麻了

章节目录

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