CT2 - BS 1400-1985

Grade	CT2
Corresponding Standard	BS 1400-1985 Specification for copper alloy ingots and copper alloy and high conductivity copper castings
Classification	Copper and Copper Alloys
Density	8.8 g/cm³

CT2 Chemical Element Composition Content (%)

	Component	Fe	Si	Mn	P	S	Ni	Cu	Pb	Al	Zn	Sn	Other Total
铸件	Minimum Value	-	-	-	0.05	-	1.5	85	-	-	-	11	-
铸件	Maximum Value	0.2	0.01	0.2	0.4	0.05	2.5	87.5	0.3	0.01	0.4	13	0.8

	Component	Fe	Si	Mn	P ^③	S	Ni	Cu ^①	Pb ^②	Al	Zn	Sn	Sb	Other Total
合金锭	Minimum Value	-	-	-	-	-	1.5	85	-	-	-	11.2	-	-
合金锭	Maximum Value	0.15	0.01	0.2	0.05	0.05	2	87.3	0.2	0.01	0.4	13	0.1	0.8

"Other individual elements or other totals": The chemical composition includes elements not specified in the table. Analysis should only be conducted if these elements are suspected to be present, or if routine analysis suggests that their content may exceed the prescribed limits.

CT2 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Elongation or Extension Rate δ %
Casting; sand casting	≥280	≥160	≥12
Castings; continuous casting	≥300	≥180	≥8
Castings; centrifugal casting	≥300	≥180	≥10

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