Grade CuZn30
Germany W-Nr. CW505L
Corresponding Standard DIN EN 12166-1998
Copper and copper alloys – Wire for general purposes
Classification Copper and Copper Alloys
Density 8.5 g/cm3
CuZn30 Chemical Element Composition Content (%)
Component Fe Ni Cu Pb Al Sn Other Total More
Minimum Value - - 69 - - - - Zn:余量
Maximum Value 0.05 0.3 71 0.05 0.02 0.1 0.1
"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.
CuZn30 Mechanical Properties
diameter③
d
mm
Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
0.1≤d≤0.5 CuZn30-R350 Soft; R350 350~450 ≈160* ≥30*(A100)
0.5<d≤1.5 CuZn30-R340 Soft; R340 340~440 ≈150* ≥35(A100)
1.5<d≤4 CuZn30-R310 Soft; R310 310~410 ≈140* ≥40(A100)
4<d≤20 CuZn30-R300 Soft; R300 300~400 ≈130* ≥45(A11.3);
≥50(A)
1.5≤d≤20 CuZn30-H065 Soft; H065 HV: 65~115
0.1≤d≤0.5 CuZn30-R430 1/8-Hard; R430 430~530 ≈240* ≥10*(A100)
0.5<d≤1.5 CuZn30-R410 1/8-Hard; R410 410~510 ≈230* ≥14*(A100)
1.5<d≤4 CuZn30-R380 1/8 Hard; R380 380~480 ≈220* ≥18*(A100)
1.5≤d≤4 CuZn30-H095 1/8 Hard; H095 HV: 95~135
4<d≤20 CuZn30-R360 1/8-Hard; R360 360~460 ≈210* ≥22*(A11.3);
≥25*(A)
4<d≤20 CuZn30-H085 1/8-Hard; H085 HV: 85~130
0.1≤d≤0.5 CuZn30-R520 1/4 Hard; R520 520~620 ≈340*
0.5<d≤1.5 CuZn30-R500 1/4-Hard; R500 500~600 ≈330*
1.5<d≤4 CuZn30-R460 1/4 Hard; R460 460~560 ≈310* ≥7*(A100)
1.5≤d≤4 CuZn30-H125 1/4 Hard; H125 HV: 125~160
4<d≤8 CuZn30-R440 1/4 Hard; R440 440~540 ≈290* ≥10*(A11.3)
4<d≤8 CuZn30-H120 1/4 Hard; H120 HV: 120~155
0.1≤d≤0.5 CuZn30-R610 1/2 Hard; R610 610~710 ≈500*
0.5<d≤1.5 CuZn30-R590 1/2 Hard; R590 590~690 ≈480*
1.5<d≤4 CuZn30-R540 1/2 Hard; R540 540~640 ≈440*
1.5≤d≤4 CuZn30-H150 1/2 Hard; H150 HV: 150~180
4<d≤8 CuZn30-R530 1/2 Hard; R530 530~630 ≈440*
4<d≤8 CuZn30-H145 1/2-Hard; H145 HV: 145~175
0.1≤d≤0.5 CuZn30-R700 Hard; R700 700~800 ≈680*
0.5<d≤1.5 CuZn30-R670 Hard; R670 670~770 ≈650*
1.5<d≤4 CuZn30-R620 Hard; R620 620~720 ≈600*
1.5≤d≤4 CuZn30-H170 Hard; H170 HV: 170~200
0.1≤d≤0.5 CuZn30-R800 Tough and Hard; R800 ≥800 ≈810*
0.5<d≤1.5 CuZn30-R750 Tough Hard; R750 ≥750 ≈760*
1.5<d≤4 CuZn30-R70 Tough Hard; R700 ≥700 ≈710*
1.5≤d≤4 CuZn30-H195 Toughness and hardness; H195 HV: ≥195
All specifications CuZn30-M M No specification No specification No specification No specification
① Material status name and character code: H-hardness (Brinell hardness or Vickers hardness), suffix number indicates the hardness value; R- tensile strength, suffix number indicates the minimum tensile strength value; M- When manufactured, no mechanical properties are specified. See standard EN 1173-2008.
② A100、A11.3、A-gauge length
—Value when the gauge length A100 = 100 mm (d < 4mm).
—Value When the gauge length A = 5.65√So (d > 8mm); When the gauge length A11.3 = 11.3√So (4 < d ≤ 8mm), the minimum elongation value is 40%.
—Value when the gauge length A = 5.65√So (d > 8mm); When the gauge length A11.3 = 11.3√So (4 < d ≤ 8mm), the minimum elongation value is 20%.
—The value when the gauge length A11.3 = 11.3√So (4 < d ≤ 8mm). (See original 8.2Note2 for the above spacing)
Tables such as: softened, 1/8 hard, spring hard, etc., refer to the state of the material in the old standard
③ Or equivalent cross-sectional area for polygonal wire
1 Approximate Comparison Table Brass
China Japan United States International Organization for Standardization Germany European Standard Russia
GB JIS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Numerical Grade GOST
H70 C2600 70Cu-30Zn C26000 CuZn30 C26000 CuZn30 C26000
2.0265
CuZn30 CW505L Л70
2 Approximate Comparison Table Copper and Copper Alloy
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
C2600 C26000 CuZn30 CuZn30 2.0265 CuZn30 CuZn30 CW505L L70 CuZn30 CZ106

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