CuSn12 - ISO 1338-1977 - H2ABC

中文版

Grade	CuSn12
Corresponding Standard	ISO 1338-1977 Cast copper alloys - composition and mechanical properties
Classification	Copper and Copper Alloys

CuSn12 Chemical Element Composition Content (%)

Component	Fe	Si	Mn	P	S	Ni	Cu	Pb	Al	Zn	Sn	Sb
Minimum Value	-	-	-	-	-	-	85	-	-	-	10.7	-
Maximum Value	0.15	0.01	0.2	0.05	0.05	1.8	88.3	0.8	0.01	2	13	0.2

CuSn12 Mechanical Properties

condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Cast Ingot, Casting; Continuous or Centrifugal Casting	≥270	≥150	≥5
Cast Ingot, Casting; Permanent Mold Casting	≥270	≥150	≥5
Cast Ingot, Casting; Sand Casting	≥240	≥130	≥7

Approximate Comparison Table Copper and Copper Alloy

United States	International Organization for Standardization	Germany		France	European Standard		Sweden	United Kingdom
UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF	EN	Numerical Grade	SS	BS EN/BS
C91700	CuSn12	G-CuSn12 GC-CuSn12 GZ-CuSn12	2.1052.01 2.1052.03 2.1052.04	CuSn12	CuSn12-C	CC483K	CuSn12	PB2

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