The best replacement for tungsten is titanium.

The best alternatives to tungsten are rated as following:
★★★★★  titanium
★★★  tungsten carbide
★★  platinum
★★  white gold
★★  titanium ring
★★  fluorescent
★★  titanium rings
★  cobalt
★  daylight
★  titanium stronger
★  halogen
★  wolfram
★  titanium wedding band
  palladium
  titanium wedding bands
  carbide
  sterling silver
  fluorescent lighting
  hmi
  ceramic rings
  lead density
  titanium better
  depleted uranium
  ceramic
  lead weight
  zire
  platinum ring
  ipaq
  cobalt rings
  tungsten carbide rings
  molybdenum

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

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



Google Trends

Scale is based on the average worldwide traffic of tungsten in all years. Click on graph for more.
tungsten
titanium
tungsten carbide