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Grade CuAl11Ni6Fe5
Germany W-Nr. 2.0978
Old Grade
Corresponding Standard DIN 17672-1-1983
Wrought copper and copper alloys bars；Properties.
Classification Copper and Copper Alloys
Properties Corrosion Resistance
Density 7.4 g/cm3
CuAl11Ni6Fe5 Chemical Element Composition Content (%)
Component Fe Mn Ni Pb Al Zn * Other Total More
Minimum Value 4.8 - 5 - 10.5 - - Cu:余量
Maximum Value 7.3 1.5 7.5 0.05 12.5 0.5 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.
CuAl11Ni6Fe5 Mechanical Properties
diameter/thickness
d
mm		 Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
Round, Square, Hexagonal Bars, Flats; Specifications as per agreement 2.0978.08 Extrusion or Hot Forging P (.08) No specification No specification No specification No specification
Round material; 12≤d≤80 2.0978.97 Semi-finished product + special treatment F73(.97) ≥730 ≥440 ≥5(A5) ≈210
Square material, Hexagonal material; 10≤d≤60 2.0978.97 Semi-finished product + special treatment F73(.97) ≥730 ≥440 ≥5(A5) ≈210
Round material; 12≤d≤50 2.0978.98 Semi-finished product + special treatment F83(.98) ≥830 ≥590 - ≈240
Square material, Hexagonal material; 10≤d≤46 2.0978.98 Semi-finished product + special treatment F83(.98) ≥830 ≥590 - ≈240
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17672-1-1983
Grade
Germany W-Nr.
Old Grade
DIN EN 12163-1998
Grade
Germany W-Nr.
Old Grade
Old Grade
DIN EN 12163-2016
Grade
Germany W-Nr.
1 Approximate Comparison Table Bronze
China United States International Organization for Standardization Germany France European Standard Russia
GB ISC ASTM ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST
QAl11-6-6 T62200 77Cu-11Al-6Fe-6Ni CuAl11Fe6Ni6 CuAl11Fe6Ni5 2.0978 CuAl11Fe6Ni6 CuAl11Fe6Ni6 CW308G БрАЖН11-6-6
2 Approximate Comparison Table Copper and Copper Alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuAl11Ni6Fe5 2.0978 CuAl11Fe6Ni6 CW308G
CuAl11Ni6Fe5 Corresponding Standards(Same grade name, different standards)
1 DIN 17672-1-1983
CuAl11Ni6Fe5 2.0978 (CuAl11Ni)
2 DIN 17671-1-1983
CuAl11Ni6Fe5 2.0978 (CuAl11Ni)

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