B111 C71520 - ASTM B111/B111M-2018

Grade	B111 C71520
Corresponding Standard	ASTM B111/B111M-2018 Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock
Classification	Copper and Copper Alloys
Density	8.94 g/cm³

B111 C71520 Chemical Element Composition Content (%)

Component	Fe	C	Mn	P	S	Ni	Cu ^*	Pb	Zn
Minimum Value	0.4	-	-	-	-	29	65	-	-
Maximum Value	1	0.05	1	0.02	0.02	33	-	0.02	0.5

B111 C71520 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Seamless Pipe	Annealing (O61)	≥345	≥125	-
Seamless Pipe; t≤1.2	Cold Drawing and Stress Relief (HR50)	≥495	≥345	≥12
Seamless Pipe; t>1.2	Cold Drawing and Stress Relief (HR50)	≥495	≥345	≥15

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