Grade CuBe2
European Standard Steel Grade CW101C
Corresponding Standard EN 1654-1998
Copper and copper alloys - Strip for springs and connectors
Classification Copper and Copper Alloys
Density 8.3 g/cm3
CuBe2 Chemical Element Composition Content (%)
Component Fe Be Ni Co Other Total More
Minimum Value - 1.8 - - - Cu:余量
Maximum Value 0.2 2.1 0.3 0.3 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.
CuBe2 Mechanical Properties
condition Mark
Heat Treatment or Condition
Tensile Strength
σb
Mpa
Yield Point
σs
Mpa
Elongation or Extension Rate
δ
%
Hardness
HBW
Bending Strength σw
Mpa
Strip CuBe2-R410 Solution heat treatment + cold rolling R410 410~530 ≥35ⓐ ;≥35ⓑ
Strip CuBe2-H090 Solution heat treatment + cold rolling H090 HV: 90~150
Strip CuBe2-Y190 Solution heat treatment + cold rolling Y190 190~(380) ≥35ⓐ ;≥35ⓑ
Strip CuBe2-R1130 Solution treatment + cold rolling + precipitation hardening R1130 1130~1350 ≥3ⓐ ;≥3ⓑ
Strip CuBe2-H350 Solution treatment + cold rolling + precipitation hardening H350 HV: 350~410
Strip CuBe2-Y960 Solution treatment + cold rolling + precipitation hardening Y960 960~(1210) ≥3ⓐ ;≥3ⓑ
Strip CuBe2-B770 Solution treatment + cold rolling + precipitation hardening B770 HV: (350)~(410) Bending limit ≥770
Strip CuBe2-R510 Solution heat treatment + cold rolling R510 510~610 ≥15ⓐ ;≥15ⓑ
Strip CuBe2-H120 Solution heat treatment + cold rolling H120 HV: 120~190
Strip CuBe2-Y410 Solution heat treatment + cold rolling Y410 410~(560) ≥15ⓐ ;≥15ⓑ
Strip CuBe2-R1190 Solution treatment + cold rolling + precipitation hardening R1190 1190~1420 ≥3ⓐ ;≥3ⓑ
Strip CuBe2-H360 Solution heat treatment + cold rolling + precipitation hardening H360 HV: 360~430
Strip CuBe2-Y1020 Solution treatment + cold rolling + precipitation hardening Y1020 1020~(1280) ≥3ⓐ ;≥3ⓑ
Strip CuBe2-B820 Solution treatment + cold rolling + precipitation hardening B820 HV: (360)~(430) Bending limit ≥820
Strip CuBe2-R580 Solution heat treatment + cold rolling R580 580~690 ≥8ⓐ ;≥8ⓑ
Strip CuBe2-H170 Solution treatment + cold rolling H170 HV: 170~220
Strip CuBe2-Y510 Solution heat treatment + cold rolling Y510 510~(660) ≥8ⓐ ;≥8ⓑ
Strip CuBe2-R1270 Solution treatment + cold rolling + precipitation hardening R1270 1270~1490
Strip CuBe2-H370 Solution treatment + cold rolling + precipitation hardening H370 HV: 370~440
Strip CuBe2-Y1100 Solution treatment + cold rolling + precipitation hardening Y1100 1100~(1350)
Strip CuBe2-B880 Solution treatment + cold rolling + precipitation hardening B880 HV: (370)~(440) Bending limit ≥880
Strip CuBe2-R680 Solution heat treatment + cold rolling R680 680~830 ≥2ⓐ ;≥2ⓑ
Strip CuBe2-H220 Solution treatment + cold rolling H220 HV: 220~290
Strip CuBe2-Y620 Solution heat treatment + cold rolling Y620 620~(800) ≥2ⓐ ;≥2ⓑ
Strip CuBe2-R1310 Solution treatment + cold rolling + precipitation hardening R1310 1310~1520
Strip CuBe2-H380 Solution treatment + cold rolling + precipitation hardening H380 HV: 380~450
Strip CuBe2-Y1130 Solution treatment + cold rolling + precipitation hardening Y1130 1130~(1420)
Strip CuBe2-B920 Solution treatment + cold rolling + precipitation hardening B920 HV: (380)~(450) Bending limit ≥920
Strip CuBe2-R690 R690* 690~760 ≥16ⓐ ;≥16ⓑ
Strip CuBe2-H210 H210* HV: 210~250
Strip CuBe2-Y480 Y480* 480~(660) ≥16ⓐ ;≥16ⓑ
Strip CuBe2-B400 B400* HV: (210)~(250) Bending limit ≥400
Strip CuBe2-R750 R750* 750~830 ≥15ⓐ ;≥15ⓑ
Strip CuBe2-H230 H230* HV: 230~280
Strip CuBe2-Y550 Y550* 550~(760) ≥15ⓐ ;≥15ⓑ
Strip CuBe2-B500 B500* HV: (230)~(280) Bending limit ≥500
Strip CuBe2-R820 R820* 820~930 ≥12ⓐ ;≥12ⓑ
Strip CuBe2-H250 H250* HV: 250~310
Strip CuBe2-Y650 Y650* 650~(870) ≥12ⓐ ;≥12ⓑ
Strip CuBe2-B530 B530* HV: (250)~(310) Bending limit ≥530
Strip CuBe2-R930 R930* 930~1040 ≥9ⓐ ;≥9ⓑ
Strip CuBe2-H280 H280* HV: 280~350
Strip CuBe2-Y750 Y750* 750~(940) ≥9ⓐ ;≥9ⓑ
Strip CuBe2-B600 B600* HV: (280)~(350) Bending limit ≥600
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
TBe2
QBe2
T17720 C1720
C17200
97.8Cu-1.9Be-.3Co C17200 CuBe2 C17200 CuBe2 C17200
2.1247
CuBe2 CW101C БрБН2
2 Approximate Comparison Table Copper and Copper Alloy
Germany European Standard
DIN EN/DIN W-Nr. EN Numerical Grade
CuBe2 2.1247 CuBe2 CW101C

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