How to make material that looks like it is made of metal plates - Materials and Textures - Blender Artists Community
Procedural Dirty Metal (Tutorial) - BlenderNation
Metal Textures - Poliigon
cycles render engine - Rough Metal Material - Blender Stack Exchange
Isaac David - Blender Cycles - Metal Material
Free Metallic Materials (Link in the comments) : r/blender
Create Realistic Steel Material In Under 2 Minutes | Metals In Blender (All Versions) Eevee & Cycles - YouTube
How to make Blender Simple Metal Material - Gold, Silver, Copper - cgian.com
Making Realistic PBR Materials - Part 2: Metal — Blender Guru
Blender Brushed Aluminium Metal Material Settings - cgian.com
Chocofur Chocofur Metal Shader for Blender 2.79
Blender Guru - Pretty sick Metal material setup, created by Milin Patel: http://18blend.blogspot.com.au/2014/11/metal-material-experiments.html | Facebook
Blender Tutorial - Creating Realistic Procedural Brushed Metal - YouTube
Metal Textures - Poliigon
Blend Swap | Heated Metal Material
Worn Shiny Metal PBR Material - Free PBR Materials
Blender Procedural Material Pack #2
rendering - Circular Brush Metal - Blender Stack Exchange
Metal material for Blender (no UV's needed) by Nikola3D on DeviantArt