成 份

焊锡合金

熔点范围 ℃

锡 条

锡 线

锡、铅

Sn/Pb

63Sn/37Pb

183

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60Sn/40Pb

183-190

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50Sn/50Pb

183-216

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45Sn/55Pb

183-227

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●

40Sn/60Pb

193-238

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●

30Sn/70Pb

210-255

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25Sn/75Pb

230-266

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15Sn/85Pb

250-288

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10Sn/90Pb

290-299

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5Sn/95Pb

310-312

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●

2Sn/98Pb

316-321