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第139章 里斯本郊外的大明铳炮声(四)(1 / 2)

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“简直是一件战争艺术品,”特奥多西奥用手抚摸着70火炮炮管,仿佛是在抚摸自己心爱之人般小心爱怜。

且特奥多西奥发现,大明制造的火炮炮管相较于欧罗巴等国铸炮工匠们铸造出来的,要薄上很多,摸着刚刚发射完还有些烫手的炮管,特奥多西奥发现了一个惊人的问题。

那就是这些大明铸造的炮管,似乎没有一点捶打的痕迹,看这炮管的圆滑程度,难道是一体浇筑而成,那么大明是如何解决炮管内部的气泡问题的,摸着这光滑的炮管内壁,特奥多西奥沉默了。

特奥多西奥沉默的原因是他发现,炮管内壁好像是某种金属切削而成的,难道大明人已经可以像钻枪管一样的钻出炮管来了吗!

这让特奥多西奥难以相信,他此刻是真想知道,大明的工匠是如何的将这些炮管给铸造出来的,可惜他人在欧罗巴。

但特奥多西奥即便人在大明,按照大明的生产保密,也绝对不会让他进入生产车间,去看炮管等军火生产流程的。

出口给弗朗基的这些火炮,全都是按照大明军工标准一体浇筑而成,在经过热轧多次后,钻孔扩膛而成的,可以经受住超量雷公药发射药的膛压,对于目前使用的黑火药,简直就是小儿科。

即便弗朗基炮手在装填火药的时候超量装填,也别想将这些火炮搞炸膛,这是造办监工匠的底气,也是目前大明火器局的高标准。

而那些想要仿制的国家,首先重量上就难以做到跟这一批火炮同样轻便,也只能是模仿一下炮弹的爆炸引信。

但这些小小的圆锥体炮弹,也不是说想要仿制,就能仿制的,炮管口径毕竟摆在那,过小气密性不足,火药威力就会减弱,射程就会过短。

太大的话,炮弹就会卡在炮膛内,点燃火药后,炮弹无法被推出的话,重则直接炸膛,轻则炮弹彻底卡死在炮管内部,那这么火炮就废了。

这次出售火炮,还会附带有一整套的火炮标准炮弹浇筑模范,弗朗基工匠只需要将模范固定,浇筑入铅水,之后在进行简单的打磨,装填入黑火药后,就能安装入引信。

这次试射进行的很是满意,不管是弗朗基这边,还是到来的张四维等人,都对结果满意,恩里克一世更是直接将这次大明商队带来的火炮,给一次性包圆了。

对于恩里克一世来说,这么好,这么轻便的火炮,上哪去找,遇到大明这么良心的,肯定是有多少统统给买下了。

特奥多西奥更是跟在吴惟忠身后不断地询问火炮的各种参数,他更是提出能不能让他上舰,看一看大明的军舰内部,以及军舰上的舰炮。

但是被吴惟忠给婉拒了,即便是一路跟随而来的西班牙贾托子爵,下去甲板舰炮舱的次数也是屈指可数,每次还有人监视陪同,不允许贾托私自触摸操作舰炮。

被吴惟忠婉拒,特奥多西奥并没有沮丧,而是再次提出能否跟随大明的舰队一同环欧罗巴航行,他想要学习大明的先进航海技术,并且请求吴惟忠这个提督能够收他成为学生。

“想要成为我的学生,你必须先经过总大臣的同意才行,”吴惟忠并没有立刻就答应下来,这件事属于是政治上的范畴,他吴惟忠不好私自应下。

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