When it comes to replacing lead, there are not really many options that are affordable, usable, available, or practical.


lbs/cu ft - Metal or alloy
1,335 -- platinum
1,223 -- tungsten
1,206 -- gold
1,179 -- uranium
848 ---- mercury
708 ---- lead
655 ---- silver
636 ---- molybdenum
616 ---- antifriction metal
557 ---- copper
552 ---- bronze - phosphorous
549 ---- nickel
546 ---- cobolt
540 ---- electrum
540 ---- nickel silver
537 ---- delta metal
537 ---- monel
535 ---- brass - rolled and drawn
534 ---- brass - casting
512 ---- aluminum bronze (3-10% Al)
512 ---- bronze - lead
510 ---- beryllium copper
509 ---- bronze (8-14% Sn)
490 ---- iron
490 ---- steel - rolled
483 ---- steel - stainless
456 ---- cast iron
454 ---- tin
445 ---- zinc
443 ---- white metal
343 ---- vanadium
281 ---- titanium
170 ---- aluminum foil
167 ---- light alloy based on Al
162 ---- aluminum - melted
124 ---- plutonium
115 ---- beryllium
113 ---- light alloy based on Mg
108 ---- magnesium