标准:GB/T 4423-1992
T2化学成份:
铜+银 CuAg:≥99.90
锡 Sn:≤0.002
锌 Zn:≤0.005
铅 Pb:≤0.005
铅 Pb:≤0.005
镍 Ni:≤0.005
铁 Fe:≤0.005
铍 Sb:≤0.002
硫 S:≤0.005
As:≤0.002
铋 Bi:≤0.001
氧 O:≤0.06
注:≤0.1(杂质)
力学性能:抗拉强度 σb (MPa):≥275,伸长率 δ10 (%):≥5
注:棒材的纵向室温拉伸力学性能
试样尺寸:直径或对边距离5~40
热处理规范:热加工温度900~1050℃;退火温度500~700℃;冷作硬化铜的再结晶开始温度200~300℃。
T2纯铜 铜合金板材厚度(MM):0.5,0.6,0.7,0.8,1.0,1.5,2.0,2.5,3.0,3.5,4.0,4.5 5.0,6.0,6.5,7.0,7.5,8,9,10,12,14,15,16,18, 22,24,25,28,30,35,38,40,45,50,55,60,65,70,75,80,88,85,90至400厚。
T2纯铜 宽:200,300,310,305,600,1000,1500
T2纯铜 长:1500,1200,2000,2440,3000
T2纯铜 铜卷材(MM):0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0,1.2,1.5,2.0
T2纯铜 铜卷宽(MM):300,305,310,320,360,400,410,430,500,600,1000
T2纯铜 铜线材,铜合金棒材(MM):直径0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,
T2纯铜 1,2,3,4.5 5.0 6.0 7.0 7.8 8.0 8.2 9.0 9.5 9.8 10 10.5 11 11.5 12
T2纯铜 12.5 12.7 13.0 13.5 14 14.5 15 15.5 16 16.5 17 17.5 18 18.3 19.8 20 20.5 21 22 23 24 24.5 25 26 27 28 29 30 31 32 32.5 33 34 35 35.5 36 37 38 40 41 42 42.5 43 45 45.8 46 48 50 581 52 53 53.5 54 54.5 55 56 58 60 62 63.5 64 64.8 70 73 75 80 86 87 90 92 95 100 105 110 115 120 130 150 155 160