Grade Cu-ETP
European Standard Steel Grade CW004A
Corresponding Standard EN 13601-2021
Copper and Copper Alloys - Copper Rod, Bar and Wire for General Electrical Purposes
Classification Copper and Copper Alloys
Cu-ETP Chemical Element Composition Content (%)
Component Cu Pb Bi Ag O Other Total
Minimum Value 99.9 - - - - -
Maximum Value - 0.005 0.0005 0.015 0.04 0.03
"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.
Cu-ETP Mechanical Properties
diameter (round, square, hexagonal), thickness or width (rectangular)
d/t/w
mm
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Specified Plastic Yield Strength
Rp0.2
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
2≤d≤160;0.5≤t≤40;5≤w≤250 H035① HBW: 35~65
HV: 35~65
2≤d≤160;1≤t≤40;5≤w≤250 R200① ≥200 ≤120 A100: ≥25
A: ≥35
2≤d≤80;0.5≤t≤40;5≤w≤200 H065 HBW: 65~90
HV: 70~95
2≤d≤10;1≤t≤10;5≤w≤200 R250 ≥250 ≥200 A100: ≥8
A: ≥12
10<d≤30 R250 ≥250 ≥180 A: ≥15
30<d≤140;10<t≤40;10<w≤200 R230 ≥230 ≥160 A: ≥18
2≤d≤40;0.5≤t≤20;1≤w≤120 H085 HBW: 85~110
HV: 90~115
40<d≤80;20<t≤40;20<w≤160 H075 HBW: 75~100
HV: 80~105
2≤d≤20;1≤t≤10;5≤w≤120 R300 ≥300 ≥260 A100: ≥5
A: ≥8
20<d≤40;10<t≤20;10<w≤160 R280 ≥280 ≥240 A: ≥10
40<d≤60;20<t≤40;20<w≤160 R260 ≥260 ≥220 A: ≥12
2≤d≤10;0.5≤t≤5;1≤w≤120 H100 HBW: ≥100
HV: ≥110
2≤d≤10;1≤t≤5;5≤w≤120 R350 ≥350 ≥320 A100: ≥3
A: ≥5
• D: Material condition for the product as cold worked without specified mechanical properties;
• Hxxx: Material condition designated by the minimum value of hardness requirement for the product with mandatory hardness requirements;
• Rxxx: Material condition designated by the minimum value of tensile strength requirement for the product with mandatory tensile strength, 0,2 % proof strength and elongation requirements
Approximate Comparison Table Processing Pure Copper, Silver Copper
Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom
JIS UNS ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS
C1100 C11000 Cu-ETP E-Cu58
E2-Cu58
2.0065 CuA1 Cu-ETP CW004A M1 5010 C101

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