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Home Material GB /T 21652-2017
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Grade QSn6.5-0.4
China ISC T51520
Corresponding Standard GB /T 21652-2017
Copper and Copper Alloy Wire
Classification Copper and Copper Alloys
Properties High Elasticity Fatigue Resistance
QSn6.5-0.4 Chemical Element Composition Content (%)
Component Fe P Pb Al Zn Sn Other Total More
Minimum Value - 0.26 - - - 6 - Cu:余量
Maximum Value 0.02 0.4 0.02 0.002 0.3 8 0.4
"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.
QSn6.5-0.4 Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Elongation or Extension Rate
δ
%
0.1~1.0 软(O60) ≥350 A100mm
≥35
＞1.0~8.5 软(O60) ≥350 A100mm
≥45
0.1~1.0 1/4硬(H01) 480~680 /
＞1.0~2.0 1/4硬(H01) 450~650 A100mm
≥10
＞2.0~4.0 1/4硬(H01) 420~620 A100mm
≥15
＞4.0~6.0 1/4硬(H01) 400~600 A100mm
≥20
＞6.0~8.5 1/4硬(H01) 380~580 A100mm
≥22
0.1~1.0 1/2硬(H02) 540~740 /
＞1.0~2.0 1/2硬(H02) 520~720 /
＞2.0~4.0 1/2硬(H02) 500~700 A100mm
≥4
＞4.0~6.0 1/2硬(H02) 480~680 A100mm
≥8
＞6.0~8.5 1/2硬(H02) 460~660 A100mm
≥10
0.1~1.0 3/4硬(H03) 750~950 /
＞1.0~2.0 3/4硬(H03) 730~920 /
＞2.0~4.0 3/4硬(H03) 710~900 /
＞4.0~6.0 3/4硬(H03) 690~880 /
＞6.0~8.5 3/4硬(H03) 640~860 /
0.1~1.0 硬(H04) 880~1130 /
＞1.0~2.0 硬(H04) 860~1060 /
＞2.0~4.0 硬(H04) 830~1030 /
＞4.0~6.0 硬(H04) 780~980 /
＞6.0~8.5 硬(H04) 690~950 /
Approximate Comparison Table Bronze
China United States International Organization for Standardization Germany Russia
GB ISC ASTM ISO DIN EN/DIN GOST
QSn6.5-0.4 T51520 94Cu-6Sn-.4P CuSn6 CuSn6 БрОФ6.5-0.4
QSn6.5-0.4 Corresponding Standards(Same grade name, different standards)
1 GB /T 5231-2012
QSn6.5-0.4 T51520
2 GB /T 5231-2022
QSn6.5-0.4 T51520
3 GB /T 5231-2001
QSn6.5-0.4 6.5-0.4锡青铜
4 YS /T 649-2018
QSn6.5-0.4 T51520
5 GB /T 3114-1994
QSn6.5-0.4 T51520
6 GB /T 3114-2023
QSn6.5-0.4 T51520
7 GB /T 21652-2017
QSn6.5-0.4 T51520

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