Ultima 8 Weapon and Armour Statistics.
Copied from the Pentology cluebook for Ultima 8.

General Notes.
Weight allowable is a number three times the Avatar's current strength.
Defense value of a piece of armour is removed from damage done to the Avatar 
if injured.

Weapons Notes:
Edged weapons do Blade Damage. Blunt weapons do Blunt Damage.
Magic weapons do Magic Damage, or Fire damage if the spell is firebased.

Common Weapons:
Hammer:   Damage 4-12                          Sword: Damage 5-17 (1d12+5)
          Weight 7                                    Weight 3

Dagger:   Damage 3-9                           Sabre: Damage 5-17 (1d12+5)
          Weight 1                                    Weight 6

Mace:     Damage 4-14                          Axe:   Damage 6-19 (1d12+5)
          Weight 1                                    Weight 5
 
Scimitar: Damage 5-16 
          Weight 5

Magic Weapons:
All magic weapons have weight of 1.

Blade of Striking (Sword)
Damage      5-17
Attributes  Blade & Magic Damage, +7 to attack.

Bonecrusher (Hammer of Strength before Patch)
Damage      1-19                  
Attributes  Blunt Damage, Magic Damage

Deceiver (Axe)
Damage      8-21                  
Attributes  Blade, Blunt & Magic Damage. Gives minor armour bonus.

Flame Sting (Sword)
Damage      5-16
Attributes  Blade, Magic, Fire Damage. Adds 5-10 points fire damage per hit.
            +1 to attack.

Korghin's Fang (Dagger)
Damage      7-13
Attributes  Blade, Magic Damage. Minor armour bonus. +1 to attack.

Protector (Sword)
Damage      5-17
Attributes  Blade, Magic Damage. +4 to defense. 5 point armour bonus.

Scimitar of Khumash-Gor
Damage      5-16
Attributes  Blade, Magic Damage. +1 to attack. Double damage to undead.

Slayer (Mace)
Damage      4-14
Attributes  Blunt, Magic Damage. 10% chance of lethal blow.


Armour:
This is split up into types of armour worn on a particular location.

Head:
Leather Cap       Defense 1    Weight 3
Chain Coif        Defense 2    Weight 3
Open-faced Helm   Defense 2    Weight 3
Crested Helm      Defense 3    Weight 3
Great Helm        Defense 4    Weight 3
Magic Helm        Defense 5    Weight 1

Legs:
Leather Leggings     Defense 1    Weight 3
Plate-mail Leggings  Defense 2    Weight 3
Magic Leggings       Defense 4    Weight 1

Hands and Arms:
Leather Armguards    Defense 1    Weight 2
Chain Armguards      Defense 2    Weight 2
Platemail Gauntlets  Defense 2    Weight 2
Plate Gauntlets      Defense 3    Weight 2

Chest and Groin:
Cloth          Defense 1    Weight 5
Cuirbolli      Defense 2    Weight 5 (hardened leather armour)
Chain Hauberk  Defense 3    Weight 5
Breastplate    Defense 4    Weight 5
Magic Armour   Defense 6    Weight 1 (Ghost Cave armour is 5 before patch, but better
                                      after the patch)

Shields:
Buckler        Defense 1    Weight 4
Round          Defense 3    Weight 4
Magic Shield   Defense 5    Weight 2
Daemon Shield  Weight 1, protects against fire damage.
(I have never found a magic shield that doesn't give protection against some fire
Magic. I suspect that the Pentology book is innaccurate and the two magic shields
are the same. ~Paulon)