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[". Sobre el cálculo de la chapa de acero en la pared interna de la sea de la torre

2017-05-24View Original

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Hemos encontrado corrosión en una se de la torre (H150mm,, diámetro interno de 184mm),材质为16MnR,厚度为 22mm。需要在内部衬317L材质的钢板,厚度为4 mm。按照方案,内衬板分割为宽5 a mm,长a44的板焊接(板按外径a84mm卷板)此处工作温度约为86.6度。板上开a4mm的塞焊孔。由于温度变化导致不同材质线的膨胀系数不同,现需计算焊缝强度以确保其满足?不知道有没有大神帮助一下!感谢
Reply #22017-05-24
Este húltimo seo por被编辑于于 22-5-4 16:31。似乎不需要核算焊缝强度但是需要外观检查、探伤、塞焊试板(机械性能试验即塞焊接头的3个拉伸、2个剪切试验;拼焊焊缝的的3个拉伸、个弯曲试验)、材料的腐蚀试验、充入压缩空气检验塞焊和拼焊的有无泄漏......
Reply #32017-05-24
¿Tienen una gran diferencia en la expansión lineal量吗?
Reply #42017-05-25
Parece que la diferencia es bastante grande 一个在a0的样子 一个是b5 in6的样子 单位是a t6
Reply #52017-05-25
Me niego a calcularlo pero siento que la diferencia de expansión es grande así que usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar usar
Reply #62017-05-25
La idea es que estos dos materiales principalmente tememos que la la expansión líneal不同会导致热胀冷缩后的拉裂。那么就需要计算刚才线的膨胀产生的力这个力作用在塞焊点上就是就是剪切力那么就需要计算出抗剪强度就可以了
Reply #72017-05-25
La temperatura de作是86.6℃请计算一下常温(a℃)的的膨胀量估计可以忽略不计的。
Reply #82017-05-25
El塞焊针对的的设备有要求温度、压力都有限制。详见TCED4版新版(b版)删除了塞焊不锈钢的章节。
Reply #92017-06-06
厚度a2 mm说明设备的工作压力应该还不是太低也可能是塔比较高。内衬应该不太好操作吧!如果换一段复合板应该比比内衬好。也可以在内部衬玻璃钢?

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