常见金属材料的比重及熔点表

常见金属材料的比重及熔点表 常见金属材料的比重及熔点 金属材料名镁 铝 铁 镍 铅 汞 钨 金 银 铜 称 元素符号 Mg Al Fe Ni Pb Hg W Au Ag Cu 比 1.74 2.7 7.87 8.9 11.37 13.6 19.3 19.32 10.49 8.96 重 金属材料 灰口铁 白口铁 碳素钢 黄铜 青铜 钢 名 称 元素符号 —— —— —— —— —— —— 比 重 6.8-7.4 7.2-7.5 7.81-7.85 8.5-8.85 7.5-8.9 7.8-7.9 常用金属材料熔点 金属名称 铝 铜 锰 铅 钡 钴 铁 钼 锑 铋 铬 镁 镍 锡 S元素符号 Al Cu Mn Pb Be Co Fe Mo Sb B Cr Mg Ni n 12熔 点 660.2 1083 1245 327.4 1285 1495 1539 2622 630.5 271.3 1855 650 43 of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertake for the bitter and tired of the work, the lack of courage to play a positive attitude." corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, effectively solve the enterprise less, help is not enough. In order to "turn style, solve problems, and do practical things, heart to heart" as the core, in accordance with the provisions of division of Labor Bureau, by the Bureau of Party members and cadres room composition the working group , to help enterprises solve problems, promote the construction of major projects; close ties with the masses, to ask for the people, ask for people to know the people, public opinion, the people, improve people's livelihood. 51. 5 9 金刚石:3550 钨:3410 纯铁:1535 各种钢:1300~1400 各种铸铁:1200左右 铜:1083 金:1064 银:962 铝:660 锌:419.5 铅:327 锡:232 硫代硫酸钠:48 冰:0汞:-38.9 固态水银:-39 固态酒精:-117 固态氮:-210 固态氢:-259 固态氦:-272 (有 些 不 是 金 属 也 全 给 列 出 来 了) 比热容 热导率 比热容 热导率 熔点 ? 名称 名称 熔点 ? 22J/(kg?K) W/(m?K) J/(kg?K) W/(m?K) 904(3 灰铸铁 铝 1200 46.4-92.8 544.3 658 203 34(8 129(8 铸钢 铅 1425 489.9 327 of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertake for the bitter and tired of the work, the lack of courage to play a positive attitude." corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, effectively solve the enterprise less, help is not enough. In order to "turn style, solve problems, and do practical things, heart to heart" as the core, in accordance with the provisions of division of Labor Bureau, by the Bureau of Party members and cadres room composition the working group , to help enterprises solve problems, promote the construction of major projects; close ties with the masses, to ask for the people, ask for people to know the people, public opinion, the people, improve people's livelihood. 62(6 234(5 低碳钢 锡 1400-1500 46.4 502.4 232 393(6 黄铜 锌 950 92.8 393.6 419 110 59(2 452(2 青铜 镍 995 63.8 385.2 1452 of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertake for the bitter and tired of the work, the lack of courage to play a positive attitude." corrective measures: (LED Leadership: Luo Mingjun, rectification time: before September 25th, insist for a long time) 1, effectively solve the enterprise less, help is not enough. In order to "turn style, solve problems, and do practical things, heart to heart" as the core, in accordance with the provisions of division of Labor Bureau, by the Bureau of Party members and cadres room composition the working group , to help enterprises solve problems, promote the construction of major projects; close ties with the masses, to ask for the people, ask for people to know the people, public opinion, the people, improve people's livelihood.