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{"metal":"copper","dens":8900,"thrm_exp":0.00002,"thrm_cond":392.88,"elast_mod":117210000000}
{"metal":"lead","dens":11340,"thrm_exp":0.00005,"thrm_cond":37.04,"elast_mod":13790000000}
{"metal":"platinum","dens":21450,"thrm_exp":9e-06,"thrm_cond":69.23,"elast_mod":146860000000}
{"metal":"steel 1020","dens":7850,"thrm_exp":0.00001,"thrm_cond":46.73,"elast_mod":206840000000}
{"metal":"titanium","dens":4850,"thrm_exp":9.36e-06,"thrm_cond":7.44,"elast_mod":102040000000}