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Grade CuBe2Pb
Germany W-Nr. 2.1248
Corresponding Standard DIN 17672-1-1983
Wrought copper and copper alloys bars；Properties.
Classification Copper and Copper Alloys
Density 8.3 g/cm3
CuBe2Pb Chemical Element Composition Content (%)
Component Be Pb Other Total More
Minimum Value 1.8 0.2 - Cu:余量；Ni+Co≥0.2；Ni+Fe+Co≤0.6
Maximum Value 2.1 0.6 0.5
"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.
CuBe2Pb Mechanical Properties
diameter/thickness
d
mm		 Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Yield Point
σs
Mpa 		Elongation or Extension Rate
δ
% 		Hardness
HBW
Round products; 2<d≤60 2.1248.40 Solution F42 (.40) 420~600 140~210 ≥35(AL=100) HV 90~125
Round products; 2<d≤60 2.1248.60 Solution + Artificial Aging F115 (.60) 1150~1350 1000~1250 - HV 360~390
Rounds; 2<d≤25 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 650~800 500~750 - HV 200~250
Rounds; 25<d≤35 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 600~800 500~750 - HV 180~240
Rounds; 2<d≤25 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1300~1500 1150~1400 - HV 390~430
Rounds; 25<d≤35 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1200~1500 1050~1400 - HV 380~420
Squares, hexagons; d≤55 2.1248.40 Solution F42 (.40) 420~600 140~210 ≥35(AL=100) HV 90~125
Squares, hexagons; d≤55 2.1248.60 Solution + Artificial Aging F115 (.60) 1150~1350 1000~1250 - HV 360~390
Square and hexagonal products; d≤20 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 650~800 500~750 - HV 200~250
Squares, hexagons; 20<d≤30 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 600~800 500~750 - HV 180~240
Square section, hexagonal section; d ≤ 15 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1300~1500 1150~1400 - HV 390~430
Squares, hexagons; 20<d≤30 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1200~1500 1050~1400 - HV 380~420
Flat products; d≤50 2.1248.40 Solution F42 (.40) 420~600 140~210 ≥35(AL=100) HV 90~125
Flat products; d≤50 2.1248.60 Solution + Artificial Aging F115 (.60) 1150~1350 1000~1250 - HV 360~390
Flat material; d≤15 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 650~800 500~750 - HV 200~250
Flat material; 15<d≤25 2.1248.55 Solution Heat Treatment to 1/2 Hard F65 (.55) 600~800 500~750 - HV 180~240
Flat material; d≤15 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1300~1500 1150~1400 - HV 390~430
Flat material; 15<d≤25 2.1248.75 Solution Heat Treatment, Cold Work Hardened to 1/2 + Artificial Aging F130 (.75) 1200~1500 1050~1400 - HV 380~420
1 Approximate Comparison Table Processing of High Copper Alloys
China Japan United States International Organization for Standardization Germany European Standard Russia
GB ISC JIS ASTM UNS ISO Numerical Grade DIN EN/DIN W-Nr. EN Numerical Grade GOST
TBe1.9-0.4 T17300 C1730
C17300 		97.7Cu-1.9Be-.4Pb C17300 CuBe2Pb C17300 CuBe2Pb C17300
2.1248 		CuBe2Pb CW102C БрЫС1.9-0.4
2 Approximate Comparison Table Copper and Copper Alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuBe2Pb 2.1248 CuBe2Pb CW102C
CuBe2Pb Corresponding Standards(Same grade name, different standards)
1 EN 12166-1998
CuBe2Pb CW102C
2 DIN 17672-1-1983
CuBe2Pb 2.1248
3 DIN EN 12166-1998
CuBe2Pb CW102C
4 DIN 17666-1983
CuBe2Pb 2.1248

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