Grade QSn4-4-2.5
China ISC T53300
Corresponding Standard GB /T 5231-2022
Designation and chemical composition of wrought copper and copper alloys
Classification Copper and Copper Alloys
Properties Weldability
QSn4-4-2.5 Chemical Element Composition Content (%)
Component Fe P Pb Al Zn Sn More
Minimum Value - - 1.5 - 3 3 Cu:余量
Maximum Value 0.05 0.03 3.5 0.002 5 5
Approximate Comparison Table Bronze
China Japan United States International Organization for Standardization Russia Australia
GB ISC JIS ASTM UNS ISO GOST Australian Standard AS
QSn4-4-2.5 T53300 C5441
C54400
88Cu-4Sn-4Pb-3Zn C54400 CuSn4Pb4Zn3 БрОЦС4-4-2.5 544B
C54400
QSn4-4-2.5 Corresponding Standards(Same grade name, different standards)

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