TUM Classification System - Material Sciences

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WER 000Belonging to the Subject; not further Classified

WER 001Materials; Materials Science; Materials Physics

WER 010Physical Metallurgy; Metals Science (Do not Use Any More, See WER 100)

WER 020Composition and Structure of Materials (Texture, Microstructure)

WER 040Thermodynamics of Materials (Aggregate States, Phases, Phase Changes)

WER 060Materials under Microgravitation, Material Research in Space

WER 070Material Layers, Metal Films

WER 080Metallography; Structural Analysis (incl. Texture Analysis)

WER 100Metallic Materials

WER 400Special Materials, High-Performance Materials (Advanced Materials) in General (incl. Relevant Components and Structures)

WER 500Non-Metallic Inorganic Materials

WER 550Plastics (Polymers); Polymer Physics

WER 660Biogenous Materials; Materials from Renewable Primary Products

WER 700Materials Testing

WER 800Corrosion

WER 000: Belonging to the Subject; not further Classified
WER 001: Materials; Materials Science; Materials Physics
- WER 005: Materials Science Organisations, Institutions, Companies and Associations
- WER 006: Relation to other Disciplines
- WER 009: Mathematical Principles and Data Processing in Materials Science
WER 010: Physical Metallurgy; Metals Science (Do not Use Any More, See WER 100)
- WER 015: Materials Selection
WER 020: Composition and Structure of Materials (Texture, Microstructure)
- WER 023: Lattice Imperfections (Point Defects, Dislocation, Grain Boundaries, etc.), Inclusions
- WER 026: Structure of Interfaces (Phase Boundaries) and Surfaces
- WER 029: Texture (Anisotropy of Crystallite Orientation)
- WER 032: Recrystallization, Recovery, Diffusion and Similar Microscopic Movements (Grain Boundary Movement etc.)
  
  Diffusion in Solid State Physics see PHY 649
- WER 035: Nano-Structured Materials
  
  Electronic Properties see PHY 704
  
  Nanocomposites see WER 421
- WER 036: Low-Dimensionally Structured Materials in General
  
  Low-Dimensional Conductors see PHY 677
  
  Low-Dimensional Semi-Conductor Systems see PHY 697
  
  Electronic Properties of Low-Dimensional Systems see PHY 700 ff
- WER 037: Amorphous Metals and Alloys in General, Metallic Glass in General
  
  Materials with distinct metals see WER 100 ff
- WER 039: Other
WER 040: Thermodynamics of Materials (Aggregate States, Phases, Phase Changes)
- WER 043: Solidification
  
  Quench Hardening see HUE 920 ff
- WER 046: Liquid State
- WER 049: Gaseous Phases
- WER 050: Multicomponent Systems
  
  Multicomponent and Multiphase Systems in Chemical Engineering see CIT 280
  - WER 053: Phase Theory; Equilibrium Phases
  - WER 054: Phase Separation, Segregation, Precipitation
  - WER 056: Structural Phase Changes, Phase Diagrams, Equilibrium Diagrams
- WER 059: Others on Thermodynamics of Materials
WER 060: Materials under Microgravitation, Material Research in Space

Microgravitation and Other Applications of Space Flight see VER 890
WER 070: Material Layers, Metal Films

Metal Foils as Rolling Stock see FER 369
WER 080: Metallography; Structural Analysis (incl. Texture Analysis)

Structur in General see WER 020

Materials Testing see WER 700
- WER 083: Sample Preparation
- WER 086: Etching Techniques
- WER 089: Microscopic Analysis
- WER 092: Spectrographic Analysis
- WER 099: Other
WER 100: Metallic Materials
- WER 105: Alloys in General (Ferrous and Non-Ferrous Alloys, also Alloying)
  
  Multicomponent systems in Materials Science see WER 050 ff
  
  Cast Alloys see WER 220
  - WER 115: Special Alloys; Shape Memory Alloys
  - WER 120: Supraalloys; Superalloys
  - WER 125: Intermetallics
    
    Materials with distinct metals see WER 300 ff
- WER 130: Iron and Steel (Ferrous Materials)
  
  Iron and Steel Industry see HUE 001
  - WER 140: Iron; Pig Iron; Ferrous Alloy
  - WER 150: Steel
    
    Sintered Steel see WER 460
  - WER 160: Unalloyed Steels; Low-Alloyed Steels; Carbon Steels
  - WER 170: Alloyed Steels; Austenitic Steels; Martensitic Steels; Ferro-Alloys
    - WER 172: Tool Steels; Engineering Steels
    - WER 174: Construction Steels
    - WER 176: High-Grade Steels
    - WER 178: Special and Stainless Steels in General
    - WER 182: Non-Rusting Steel; Non-Corroding Steel; Chromium-Nickel Steel
    - WER 184: Low-Temperature Steel; Cryogenic Steel
    - WER 186: Creep-Resistant Steel; Heat-Resistant Steel; Abrasion-Resistant Steel; High-Strength Steel
    - WER 188: Machining Steel
    - WER 190: Heat-Treatable Steel
    - WER 192: Spring Steel
  - WER 200: Steel Casting (Cast Steel); Alloyed Cast Steel
  - WER 220: Cast Iron; Materials for Casting; Cast Alloys
    
    Steel Casting, see WER 200
    - WER 240: Grey Cast Iron
    - WER 260: Malleable (Annealed) Cast Iron
    - WER 280: Nodular/ductile Cast Iron (Spheroidal Graphite Iron); Cast Iron with Lamellar Graphite
    - WER 290: Other
  - WER 299: Others on Iron (Ferrous) Materials
- WER 300: Non-Ferrous Metals and Corresponding Alloys
  - WER 310: Light Metals and Corresponding Alloys
    
    Light Metal Cast see FER 245
    - WER 312: Aluminium
    - WER 314: Magnesium
    - WER 316: Alkaline Earth Metals (Calcium, Strontium, Barium, Radium)
    - WER 318: Alkaline Metals (Lithium, Sodium, Potassium, Rubidium, Caesium)
    - WER 320: Silicium
    - WER 322: Titanium
    - WER 324: Beryllium
    - WER 329: Other
  - WER 330: Heavy Metals and Corresponding Alloys
    
    Heavy Metals as Pollutants see UMW 194
    - WER 332: Zinc
      
      Zinc Plating see FER 871
    - WER 334: Tin; Tinplate; White Metals
    - WER 336: Lead
    - WER 338: Copper; Brass; Bronzes
    - WER 340: Nickel
    - WER 342: Cobalt
    - WER 344: Manganese
    - WER 346: Other
  - WER 350: Noble Metals
    - WER 353: Gold; Silver
    - WER 356: Platinum Metals: Ruthenium, Rhodium, Palladium, Osmium, Iridium, Platinum
  - WER 360: High and Very High Melting Metals (Melting Point from 1800°C upward)
    - WER 362: Zirconium
    - WER 364: Chromium
    - WER 366: Vanadium
    - WER 368: Niobium
    - WER 370: Molybdenum
    - WER 372: Tantalum
    - WER 374: Rhenium
    - WER 378: Tungsten (Wolfram)
  - WER 380: Low Melting Metals (up to 350°C)
    - WER 382: Mercury (Quicksilver)
    - WER 384: Indium
    - WER 386: Bismuth
    - WER 388: Selenium
    - WER 389: Cadmium
  - WER 395: Other Non-Ferrous Metals; Rare Earth Metals
WER 400: Special Materials, High-Performance Materials (Advanced Materials) in General (incl. Relevant Components and Structures)

Superconductors see PHY 710 ff
- WER 410: Smart Materials
- WER 420: Composite Materials in General (incl. Reinforced Materials and Material Composites)
  
  Carbonaceous Composite Materials see WER 540
  - WER 421: Nanocomposites
    
    Chemical Aspects see CHE 380
    
    Nano-Structured Materials in general see WER 035
  - WER 425: Metallic Composite Materials; Metal-Matrix Composite Materials
  - WER 430: Ceramic Composite Materials; Ceramic-Matrix Composite Materials
  - WER 435: Polymeric Composite Materials; Polymer-Matrix Composite Materials
  - WER 440: Fibre Composite Materials (incl. Fibrous Materials)
    - WER 443: Fibre-Reinforced Plastics
  - WER 450: Stratified Composite Materials
  - WER 455: Particulate Composite Materials; Interpenetrating Composite Materials
    
    Cermets see WER 516
  - WER 458: Components and Structures Made of Material Composites
  - WER 459: Other Composite Materials
- WER 460: Sintered Materials; Porous Materials; Metal Foams; Granular Materials
  
  Particles and Particle Technology (Dusts, Powder, Aerosols…) see CIT 290
  
  Sintering see FER 290
  
  Mechanics of Porous Materials see MTA 510
- WER 470: High-Temperature Materials, Low-Temperature Materials
  
  Low-Temperature Steel see WER 184
  
  Heat-Resistant Steel see WER 186
- WER 480: Hard Metals (Metal Carbides) and Hard Materials, Wear-Resistant Materials
- WER 490: Soft Matter
  
  Plastics see WER 550 ff
  - WER 491: Gels
    
    Chemistry of Polymer Gels see CHE 713
  - WER 492: Liquid Crystals
    
    Chemistry of Liquid Crystals see CHE 617
- WER 495: Other Special Materials
WER 500: Non-Metallic Inorganic Materials

Technical Gases see CIT 600 ff

Lubricants, Hydraulic Fluids see CIT 610 ff
- WER 510: Ceramic Materials; Fire-Resistant Materials
  - WER 513: Oxide Ceramics; Glass Ceramics
  - WER 516: Cermets; Metal Ceramics
    
    Hard Metals (Metal Carbides) see WER 480
  - WER 518: Other Ceramic Materials
- WER 530: Glass; Glas Fibre; Porcelain
  
  Enamel see FER 853
  
  Metallic Glass see WER 037
- WER 540: Carbon Materials, Carbonaceous Composite Materials
  
  Carbon-Fibre Reinforced Materials see WER 440
- WER 545: Minerals, Stones (Quartz, Graphite, Sand ...)
- WER 549: Other Non-Metallic Inorganic Materials
WER 550: Plastics (Polymers); Polymer Physics

Macromolecular Chemistry see CHE 700 ff

Physico-Chemical Characteristics of Polymers see CHE 710

Polymer Processing see CIT 720 ff
- WER 560: Thermoplastics (Plastomers)
- WER 570: Thermoset Plastics (Duromers)
- WER 580: Elastomers
- WER 590: Polymer Alloys; Polymer Blends
- WER 600: Specific Polymers
  - WER 605: Biodegradable Polymers
    
    Biopolymers see WER 665
  - WER 610: Fully Synthetic Polymers; Synthetic Resins
    - WER 620: Polymerizates
      - WER 623: Hydrocarbons (Polyethylene, Polystyrene, Polyolefines, Polypropylene, ...)
      - WER 626: Vinyl Polymers (PVC, ...)
    - WER 630: Polycondensates (Phenoplastics, Polyamides, Aminoplastics, Polyesters, ...)
    - WER 640: Polyadducts; Polyaddition Compounds (Polyurethanes, Epoxy Resins, ...)
    - WER 650: Silicones
- WER 659: Other
WER 660: Biogenous Materials; Materials from Renewable Primary Products

Alternative Fuels see CIT 647

Chemical Technology of Natural Materials see CIT 680

Biomass for Energy Generation see ERG 780

Cork see FOR 810

Cultivation of Renewable Resources see LAN 359
- WER 661: Natural Fibres
  
  Fibrous Materials in Textile Industry see IND 620 ff
- WER 665: Biopolymers (Bioplastics): Semi-Synthetic Plastics; Cellulosic Plastic Materials; Starch Derivative Plastic Materials)
  
  Chemistry see CHE 762
  
  Chemical Technology see CIT 680
  
  Biodegradable Polymers see WER 605
- WER 670: Caoutchouc; Rubber
  
  Caoutchouc Technology, Rubber Technology see CIT 760
- WER 680: Leather
  
  Textiles; Textile Industry; Textile Technology see IND 600 ff
- WER 690: Paper; Corrugated Cardboard
  
  Paper Manufacturing, Cellulose (Pulp) in General see IND 400 ff
- WER 699: Other Biogenous Materials
WER 700: Materials Testing

Failure Analysis in Mechanical Engineering see MAS 080

Metallography see WER 080
- WER 720: Hardness Test; Wear Test; Strength Test
- WER 725: Fractography
- WER 740: Non-Destructive Testing
  - WER 750: Ultrasonic Testing; Acoustic Emission Analysis
  - WER 760: Electrical and Magnetic Methods (Eddy-Current Testing)
  - WER 770: Inspection Using X-Rays and Other Radiation (Radiography)
  - WER 780: Holographic Methods; Optoelectronic Methods; Electron-Microscopical Methods
- WER 790: Other
WER 800: Corrosion
- WER 810: Appearance of Corrosion
  - WER 815: Types of Corrosion (Pitting Corrosion ...)
  - WER 820: Chemical Effects (Galvanic Corrosion, Hydrogen Embrittlement, ...)
  - WER 825: Physical Effects (Diffusion Effects, Erosion; High-Temperature Corrosion, Cavitation Erosion, ...)
  - WER 830: Mechanical Effects (Stress Cracking Corrosion, Fretting Corrosion, ...)
  - WER 835: Metallurgical Effects; Intercrystalline Corrosion
  - WER 845: Other
- WER 860: Corrosion Due to Aggressive Substances ( Exhaust Fumes, ...); Atmospherical Corrosion; Rust
- WER 880: Corrosion Caused by Organisms
- WER 890: Damage Caused by Heat, Ultrasound and Radiation
- WER 900: Corrosion Prevention; Surface Protection
  
  Surface Technology, Surface Treatment see FER 800 ff
  - WER 920: Active Protection against Corrosion; Anodic/cathodic Protection against Corrosion
  - WER 940: Passive Protection against Corrosion; Protective Coating
    
    Coating in General see FER 850 ff
  - WER 970: Other Protection against Corrosion
- WER 980: Corrosion Testing
- WER 990: Other