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Grade CuSn8
Germany W-Nr. CW453K
Corresponding Standard DIN EN 12163-1998
Copper and copper alloys – Rod for general purposes
Classification Copper and Copper Alloys
Density 8.8 g/cm3
CuSn8 Chemical Element Composition Content (%)
Component Fe P Ni Pb Zn Sn Other Total More
Minimum Value - 0.01 - - - 7.5 - Cu:余量
Maximum Value 0.1 0.4 0.2 0.02 0.2 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.
CuSn8 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 CuSn8-R390 R390 ≥390 ≈260* ≥35(A100)，
≥40(A11.3)，
≥45(A)
2<d≤60 CuSn8-H090 H090 HB: 90~120；
HV: 95~125
2<d≤40 CuSn8-R450 R450 ≥450 ≈280* ≥18(A100)，
≥22(A11.3)，
≥26(A)
2<d≤40 CuSn8-H125 H125 HB: 125~160；
HV: 130~165
2<d≤12 CuSn8-R550 R550 ≥550 ≈430* ≥10(A100)，
≥12(A11.3)，
≥15(A)
2<d≤12 CuSn8-H160 H160 HB: 160~190；
HV: 170~200
2<d≤6 CuSn8-R620 R620 ≥620 ≈550* ≥4*(A100)，
≥5(A11.3)，
2<d≤6 CuSn8-H185 H185 HB: ≥185；
HV: ≥195
2<d≤80 CuSn8-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.
DIN EN 12163-2016
Grade
Germany W-Nr.
1 Approximate Comparison Table Bronze
China United States International Organization for Standardization Germany European Standard Russia
GB ISC ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Numerical Grade GOST
QSn8-0.3 C52100 92Cu-8Sn-.2P C52100 CuSn8 C52100 CuSn8 2.1030
C52100 		CuSn8P CW459K БрОФ8-0.3
2 Approximate Comparison Table Copper and Copper Alloy
Japan United States International Organization for Standardization Germany France European Standard Russia United Kingdom
JIS UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST BS EN/BS
C5212 C52100 CuSn8 CuSn8 2.1030 CuSn9P CuSn8 CW453K BrOF7-0.2 PB104
CuSn8 Corresponding Standards(Same grade name, different standards)
1 EN 12163-1998
CuSn8 CW453K
2 EN 12166-1998
CuSn8 CW453K
3 EN 1654-1998
CuSn8 CW453K
4 EN 12166-2016
CuSn8 CW453K
5 DIN 17672-1-1983
CuSn8 2.1030
6 DIN EN 12163-1998
CuSn8 CW453K
7 DIN EN 12163-2016
CuSn8 CW453K
8 DIN 17671-1-1983
CuSn8 2.1030
9 DIN EN 12166-2016
CuSn8 CW453K
10 DIN EN 12166-1998
CuSn8 CW453K
11 ISO 427-1983
CuSn8
12 EN 12163-2016
CuSn8 CW453K
13 DIN 2076-1984
CuSn8
14 EN 12167-2024
CuSn8 CW453K
15 DIN EN 12449-2019
CuSn8 CW453K
16 EN 12449-2023
CuSn8 CW453K

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