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Chemical Composition of Solder Wire(%) | ||||||||||||||||||
Test item | Sn | Pb | Cd | Sb | Cu | Cr | Ni | Mo | As | |||||||||
Standard Result | 60± 0.5 | 40± 0.5 | <0.002 | <0.05 | <0.05 | ≤0.15 | ≤0.15 | ≤0.15 | ≤0.005 |
Mechanical Properties of Welding Wire | ||||||||
Feature | Melting Point: | Working Temperature | Expansion Rate: | Flux Content | ||||
183-190℃ | 330℃-450℃ | ≥85% | 1.6~3.0% |