F468J Cu 642 C64200 - ASTM F468-2012

Grade	F468J Cu 642
USA UNS	C64200
Corresponding Standard	ASTM F468-2012 Standard Specification for Nonferrous Bolts, Hex Cap Screws, Socket Head Cap Screws, and Studs for General Use
Classification	Copper and Copper Alloys

F468J Cu 642 Chemical Element Composition Content (%)

Component	Fe	Si ^②	Mn	Ni	Cu ^①	As	Pb	Al	Zn	Sn
Minimum Value	-	1.5	-	-	88.65	-	-	6.3	-	-
Maximum Value	0.3	2.2	0.1	0.25	-	0.15	0.05	7.6	0.5	0.2

① Minimum content of copper plus all other elements with specified limits shall be 99.5 %.
② An alloy containing as high as 2.6 % silicon is acceptable provided the sum of all the elements other than copper, silicon, and iron does not exceed 0.30 %.

F468J Cu 642 Mechanical Properties

Tensile Strength σ_b ksi	Yield Point σ_s ksi	Elongation or Extension Rate δ %	Hardness HBW
75~110	≥35	≥10	HRB 75~95

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