技术特性指标 钨铜合金(含钨30%-85%):
牌号 Cu%(WT) W%(WT) RWMA
Class 密度
(Min)
导电率
(Min)
硬度
(Min)
导热系数 热膨胀系数
CuW55 45±2 Balance 10 12.30g/cm3 49%IACS 125HB ~260(W/mK) ~11.7(10-6/K)
CuW60 40±2 Balance 12.75g/cm3 47%IACS 140HB
CuW65 35±2 Balance 3.30g/cm3 44%IACS 155HB
CuW70 30±2 Balance 13.80g/cm3 42%IACS 175HB ~240(W/mK) ~9.7(10-6/K)
CuW75 25±2 Balance 11 14.50g/cm3 38%IACS 195HB 200~230 (W/mK) 9.0~9.5 (10-6/K)
CuW80 20±2 Balance 12 15.15g/cm3 34%IACS 220HB 190~210(W/mK) 8.0~8.5 (10-6/K)
CuW85 15±2 Balance 15.90g/cm3 30%IACS 240HB 180~200(W/mK) 7.0~7.5(10-6/K)
碳化钨铜(含碳化钨30%-80%):牌号 Cu%(WT) WC%(WT) 密度(Min) 导电率(Min) 硬度(Min)
CuWC50 50±2 Balance 11.04g/cm3 45%IACS 80HRB
CuWC55 45±2 Balance 11.35g/cm3 42%IACS 85HRB
CuWC60 40±2 Balance 11.80g/cm3 35%IACS 90HRB
CuWC70 30±2 Balance 12.56g/cm3 30%IACS 98HRB
CuWC75 25±2 Balance 12.80g/cm3 28%IACS 28HRC
CuWC80 20±2 Balance 13.40g/cm3 26%IACS 34HRC25