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Grade CuSn8P
Germany W-Nr. CW459K
Old Grade
Corresponding Standard DIN EN 12163-1998
Copper and copper alloys – Rod for general purposes
Classification Copper and Copper Alloys
Density 8.8 g/cm3
CuSn8P Chemical Element Composition Content (%)
Component Fe P Ni Pb Zn Sn Other Total More
Minimum Value - 0.2 - - - 7.5 - Cu:余量
Maximum Value 0.1 0.4 0.3 0.05 0.3 8.5 0.2
"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.
CuSn8P Mechanical Properties
diameter/width across-flats
d
mm		 Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
2<d≤60 CuSn8P-R390 R390 ≥390 ≈260* ≥35(A100)，
≥40(A11.3)，
≥45(A)
2<d≤60 CuSn8P-H090 H090 HB: 90~120；
HV: 95~125
2<d≤40 CuSn8P-R450 R450 ≥450 ≈280* ≥18(A100)，
≥22(A11.3)，
≥26(A)
2<d≤40 CuSn8P-H125 H125 HB: 125~160；
HV: 130~165
2<d≤12 CuSn8P-R550 R550 ≥550 ≈430* ≥10(A100)，
≥12(A11.3)，
≥15(A)
2<d≤12 CuSn8P-H160 H160 HB: 160~190；
HV: 170~200
2<d≤6 CuSn8P-R620 R620 ≥620 ≈550* ≥4*(A100)，
≥5(A11.3)
2<d≤6 CuSn8P-H185 H185 HB: ≥185； HV: ≥195
2<d≤80 CuSn8P-M M No specification No specification No specification No specification
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 17672-1-1983
Grade
Germany W-Nr.
DIN EN 12163-1998
Grade
Germany W-Nr.
Old Grade
DIN EN 12163-2016
Grade
Germany W-Nr.
CuSn8P Corresponding Standards(Same grade name, different standards)
1 EN 12163-1998
CuSn8P CW459K
2 DIN EN 12163-1998
CuSn8P CW459K (2.1030)
3 DIN EN 12163-2016
CuSn8P CW459K
4 ISO 427-1983
CuSn8P
5 EN 12163-2016
CuSn8P CW459K
6 DIN EN 12449-2019
CuSn8P CW459K
7 EN 12449-2023
CuSn8P CW459K
8 GB /T 9460-2023
CuSn8P SCu5210

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