The best replacement for tin is ein.

The best alternatives to tin are rated as following:
★★★★★  ein
★★★  aluminum
★★  ssn
★  fein
★  itin
★  social security number
★  ein number
★  shingles
  ticn
  lead
  zinc
  dem
  tialn
  cupcake tin
  ein numbers
  raster
  aluminum can
  tile roof

Your alternative for tin is not listed? Suggest!
Speaking about tin, one probably shouldn't forget about solder.

Other search terms related to tin and their ratings are:
★★★★★ solder
★ ssn
★ puzzle
You have in mind a companion for tin and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of tin in all years. Click on graph for more.
tin
ein
aluminum