锻造件

企业	合金名称	含量	比重	硬度	电导率	软化温度	延伸率	抗拉强度	RWMA
牌号	Alloy	Nominal	Density	Hardness	Electrical	Softening	Elongation	Tensile	Alloy
	Designation	Composition			Conductivity	Temperature	%	Strength	Number
		%			IACS%	℃		MPa
								N/mm²
		Cr:0.70
gg-A1	CuCrZr	Zr:0.15	8.9	HRB	78~82	600	15	420	Class2
		Cu:balance		80~86					C18100
		Be:0.43
gg-A2	CuNi₂Be	Ni:1.80	8.9	HRB	45~56	650	10	800	Class3
		Cu:balance		98~104					C17510
		Be:0.50
gg-A3	CaCO₂Be	CO:2.00	8.9	HRB	45~56	650	10	800	Class3
		Cu:balance		98~104					C17500
		Ni:2.50
gg-A4	CuCrNiSi	Cr:0.50	8.9	HRB	26~30	700	8	800	C18000
gg-A4	CuCrNiSi	Si:0.50	8.9	95~100
		Cu:balance

gg-A5	CuBe₂	Be:2.00	8.9	HRC	18~24	700	1	800	Class4
		Cu:balance		40~45					C17200