模具材料产品描述膨胀系数10-6/℉(注1)热传导性能(注2)密度LB/CU.IN.硬度(注3)屈服強度KSI焊接性QC-7美*ALCOA的铝模板12.891.102167HB74-79注甲7075-T651铝合金13.175.101150HB48-73注甲6061-T651铝合金13.196.09895HB40-42支乙P20模具钢材7.120.28428-37Rc130-135注乙S7模具合金钢材6.9921.28359-61Rc210注丙H13*作模具钢材6.114.4.2852-54Rc228注丙420不锈钢5.720.2852Rc215注丙MOLDMAX(R)Brushwellman铍铜9.760-75.30230-40Rc140-155注丙AMPCO940(R)Ampco铜合金9.7125.315210HB75注丁标签：铝材 铝材 南京市铝合金5280 南京市铝合金5280厂家[铝材] 南京市铝合金5280厂家美国进口铝合金5280镁铝合金板材50835283铝管