Grade CuNi2Si
European Standard Steel Grade CW111C
Corresponding Standard EN 12163-2016
Copper and copper alloys - Rod for general purposes
Classification Copper and Copper Alloys
Density 8.8 g/cm3
CuNi2Si Chemical Element Composition Content (%)
Component Fe Si Mn Ni Pb Other Total More
Minimum Value - 0.4 - 1.6 - - Cu:余量
Maximum Value 0.2 0.8 0.1 2.5 0.02 0.3
"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.
CuNi2Si Mechanical Properties
diameter/width arcoss-flats
d/t
mm
Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
20<d/t≤80 CuNi2Si-R550 R550 ≥550 ≥430 ≥15(A)
20<d/t≤80 CuNi2Si-H150 H150 150~190
20<d/t≤50 CuNi2Si-R600 R600 ≥600 ≥520 ≥10(A)
20<d/t≤50 CuNi2Si-H165 H165 165~210
2<d/t≤30 CuNi2Si-R640 R640 ≥640 ≥590 ≥6(A100),
≥8(A11.3),
≥10(A)
2<d/t≤30 CuNi2Si-H180 H180 180~230
All specifications CuNi2Si-M M No specification No specification No specification No specification
1 Approximate Comparison Table bronze
China Japan United States International Organization for Standardization European Standard Russia
GB JIS ASTM UNS ISO Numerical Grade EN Numerical Grade GOST
QSi0.6-2 C6470
C64700
97.5Cu-2Ni-.5Si C64700 CuNi2Si C64700 CuNi2Si CW111C БрКН0.6-2
2 Approximate Comparison Table Cupper and cupper alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuNi2Si 2.0855 CuNi2Si CW111C

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