Grade HPb63-3
China ISC T34700
Corresponding Standard GB /T 5231-2012
Designation and chemical composition of wrought copper and copper alloys
Classification Copper and Copper Alloys
Properties Machinability
HPb63-3 Chemical Element Composition Content (%)
Component Fe Cu Pb Other Total More
Minimum Value - 62 2.4 - Zn:余量
Maximum Value 0.1 65 3 0.75
"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.
Approximate Comparison Table Brass
China Japan United States International Organization for Standardization France Russia Australia
GB ISC JIS ASTM UNS ISO Numerical Grade NF EN/NF GOST Australian Standard AS
HPb63-3 T34700 C3450
C34500
63Cu-34Zn-3Pb C34500 CuZn34Pb3 C34500 CuZn34Pb3
C34500
ЛC63-3 345C
C34500
HPb63-3 Corresponding Standards(Same grade name, different standards)

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