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Grade CuZn37
European Standard Steel Grade CW508L
Corresponding Standard EN 12166-1998
Classification Copper and Copper Alloys
Density 8.4 g/cm3
CuZn37 Chemical Element Composition Content (%)
Component Fe Ni Cu Pb Al Sn Other Total More
Minimum Value - - 62 - - - - Zn:余量
Maximum Value 0.1 0.3 64 0.1 0.05 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.
CuZn37 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 CuZn37-R360 Soft; R360 360~450 ≈160* ≥30*(A100) -
0.5<d≤1.5 CuZn37-R330 Soft; R330 330~420 ≈150* ≥33(A100) -
1.5<d≤4 CuZn37-R300 Soft; R300 300~380 ≈140* ≥35(A100) -
1.5≤d≤4 CuZn37-H070 Soft; H070 - - - HV: 70~105
4<d≤20 CuZn37-R280 Soft; R280 280~370 ≈130* ≥40(A11.3)；
≥45(A)		 -
4<d≤20 CuZn37-H065 Soft; H065 - - - HV: 60~100
0.5≤d≤1.5 CuZn37-R420 1/8 Hard; R420 420~510 ≈280* ≥12*(A100) -
1.5<d≤4 CuZn37-R380 1/8 Hard; R380 380~480 ≈260* ≥16*(A100)
1.5≤d≤4 CuZn37-H105 1/8 Hard; H105 - - - HV: 105~140
4<d≤20 CuZn37-R370 1/8 Hard; R370 370~470 ≈250* ≥20*(A11.3)； ≥25*(A) -
4<d≤20 CuZn37-H095 1/8 Hard; H095 - - - HV: 95~135
0.5≤d≤1.5 CuZn37- 1/4 Hard; R510 510~610 ≈420* -
1.5<d≤4 CuZn37-R470 1/4 Hard; R470 470~570 ≈390* ≥5*(A100)
1.5≤d≤4 CuZn37-H130 1/4 Hard; H130 - - - HV: 130~160
4<d≤8 CuZn37-R460 1/4 Hard; R460 460~560 ≈380* ≥8*(A11.3) -
4<d≤8 CuZn37-H135 1/4 Hard; H135 - - - HV: 135~165
0.5≤d≤1.5 CuZn37-R610 1/2 Hard or Hard; R610 610~750 ≈610* - -
1.5<d≤4 CuZn37-R560 1/2 Hard or Hard; R560 560~700 ≈570* - -
1.5≤d≤4 CuZn37-H160 1/2 Hard or Hard; H160 - - - HV: 160~190
4<d≤8 CuZn37-R550 1/2 Hard or Hard; R550 550~680 ≈550* - -
4<d≤8 CuZn37-H155 1/2 Hard or Hard; H155 - - - HV: 155~185
0.1≤d≤0.5 CuZn37-R800 Tough and Hard; R800 ≥800 ≈810* - -
0.5<d≤1.5 CuZn37-R750 Tough Hard; R750 ≥750 ≈760* - -
1.5<d≤4 CuZn37-R700 Tough Hard; R700 ≥700 ≈710* - -
1.5≤d≤4 CuZn37-H190 Tough Hard; H190 - - - ≥190
All specifications CuZn37-M M No specification No specification No specification No specification
①Material condition designation: H-Hardness (Brinell or Vickers), the suffix number indicates the hardness value; R-Tensile strength, the suffix number indicates the minimum tensile strength; M-As manufactured, without specified mechanical properties
②A100, A11.3, A-gauge length
③Or 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
H63 C2720 63Cu-37Zn C27200 CuZn37 C27200 CuZn37 C27200
2.0321 		CuZn37 CW508L Л63
2 Approximate Comparison Table Cupper and cupper alloy
Japan United States International Organization for Standardization Germany European Standard Russia Sweden United Kingdom
JIS UNS ISO DIN EN/DIN W-Nr. EN Numerical Grade GOST SS BS EN/BS
C2720 C27400 CuZn37 CuZn36
CuZn37 		2.0335 CuZn36 CW507L l63 CuZn37 CZ108
3 Approximate Comparison Table Cupper and cupper alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuZn37 2.0321 CuZn37 CW508L
CuZn37 Corresponding Standards(Same grade name, different standards)
1 EN 12163-1998
CuZn37 CW508L
2 EN 12166-1998
CuZn37 CW508L
3 EN 12166-2016
CuZn37 CW508L
4 DIN 17672-1-1983
CuZn37 2.0321 (Ms63)
5 DIN EN 12163-1998
CuZn37 CW508L (2.0321)
6 DIN EN 12163-2016
CuZn37 CW508L
7 DIN 17671-1-1983
CuZn37 2.0321 (Ms63)
8 DIN EN 12166-2016
CuZn37 CW508L
9 DIN EN 12166-1998
CuZn37 CW508L
10 DIN 17660-1983
CuZn37 2.0321 (Ms63)
11 EN 12163-2016
CuZn37 CW508L
12 SS 14 5150-1985
CuZn37 SS5150
13 EN 12420-2014
CuZn37 CW508L
14 EN 12167-2024
CuZn37 CW508L
15 DIN EN 12449-2019
CuZn37 CW508L
16 EN 12449-2023
CuZn37 CW508L

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