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Fusible Alloys

Bismuth, 8 rapidly oxidize when placed in water. 3459. Table of Alloys of Tin and Lead and their Melting Heats. 22 Tin.

Lead.

Bismuth.

Fahr. 1 25 0 558° 1 10 0 541 1 5 0 511 1 3 0 482 1 2 0 441 1 1 0 370 14 1 0 334 2 1 0 340 3 1 0 356 4 1 0 365 5 1 0 378 6 1 0 381 4 4 1 320 3 3 1 310 2 2 1 292 1 1 254 1 2 236 5 3 202 3 8 197 2 1 3 5 parts; lead, 5 parts; tin, 3 parts; melt to- melt to Fluxes. of This term is applied to sube gether. Melts below 212° Fahr. muth, 2 parts; lead, 5 parts; tin, 3 parts. added to others more refractory, to promote Melts in boiling water. Or: Lead, 3 parts; their fusion. Various fluxes are given in tin, 2 parts; bismuth, 5 parts; mix. Melts other portions of this work (see Soldering and at 1970 Fahr. The above are used to make Enamels), but the principal fluxes are the foltoy-spoons, to surprise children by their lowing: