Here's my list, no particular order (except that KREATOR's "Pleasure To Kill" is the best Metal album ever made!
)
KREATOR - Pleasure To Kill
STONE - No Anaesthesia!
METALLICA - Ride The Lightning
IRON MAIDEN - The Number Of The Beast
MERCYFUL FATE - Melissa
SLAYER - Hell Awaits
DESTRUCTION - Sentence Of Death
SEPULTURA - Schizophrenia
EXODUS - Bonded By Blood
SODOM - Obsessed By Cruelty
DEATHROW - Riders Of Doom/Satan's Gift
SARCÓFAGO - I.N.R.I.
CELTIC FROST - Morbid Tales
DEATH - Scream Bloody Gore
SEXTRASH - Sexual Carnage
IRON MAIDEN - Iron Maiden
SODOM - Expurse Of Sodomy
MOTÖRHEAD - Ace Of Spades
IRONCROSS - Bloodhounds
BURZUM - Hvis Lyset Tar Oss
OZZY OSBOURNE - Bark At The Moon
IRON MAIDEN - Caught Somewhere In Time
KREATOR - Coma Of Souls
TESTAMENT - The Legacy
VOIVOD - RRRÖÖÖAAARRR
MORBID ANGEL - Altars Of Madness
SADUS - Illusions
CORONER - R.I.P.
DEATH ANGEL - The Ultra-Violence
DARK ANGEL - Darkness Descends
MAYHEM - De Mysteriis Dom Sathanas
DEATH - Leprosy
BEHERIT - Drawing Down The Moon
DESTRUCTION - Infernal Overkill
HELLOWEEN - Helloween
BLASPHEMY - Fallen Angel Of Doom
MUTILATOR - Immortal Force
MERCILESS - The Awakening
ANNIHILATOR - Alice In Hell
CARCASS - Symphonies Of Sickness
KREATOR - Terrible Certainty
NECRODEATH - Into The Macabre
MEGADETH - So Far, So Good... So What!
BATHORY - The Return...
POSSESSED - Seven Churches
OBITUARY - Cause Of Death
VULCANO - Bloody Vengeance
HOLOCAUSTO - Campo De Exterminio
SLAYER - Reign In Blood
JUDAS PRIEST - Painkiller
W.A.S.P. - s/t
There's a few. Also here's a few newer albums that reflect the true old-school attitude:
NIFELHEIM - Devil's Force
URN - 666 Megatons
HYPNOSIA - Extreme Hatred
DEKAPITATOR - We Will Destroy... You Will Obey!
METALUCIFER - Heavy Metal Chainsaw
WITCHBURNER - Incarnation Of Evil