Material                            Grade                                                   Characteristics                                                          Usage

Stainless Steel                   303                            Domestic and mild industrial environments                     

                                                                             Corrosion resistance less than 304                                     

                                                                             Free machining grade                                                           

        

                                                                                                                                                                                            

Stainless Steel                   304                              Resistant to oxidization and corrosion                               

                                                                               Ease of fabrication and cleaning                                         

                                                                               Prevention of product contamination                                 

                                                                              Offer a variety of finishes and appearances                   

    

Stainless Steel                   316                              Durable, easy to fabricate, clean, weld and finish            

                                                                               Superior corrosion resistance                                             

                                                                                                                                                                                                  

                                                                                                                                                                                                    

Stainless Steel                   416                              Parts that require extensive machining                             

                                                                               Hardened to obtain maximum corrosion resistance         

                                                                               Highly resistant to acids                                                        

Stainless Steel                   440                             Able to be annealed and hardened                                     

                                                                              Heat Resistant                                                                           

                                                                              Easily machined in annealed state                                       

Stainless Steel                   465                             Notch tensile strength                                                          

                                                                              Combination of strength, toughness                                   

                                                                              and stress corrosion crack resistance                               

Stainless Steel                17-4 PH                         Higher magnesium than 304/306                                                                                                                                                                                  Oxidization and corrosion resistant                                                                                                                                                                                                                                           

Cold Rolled Steel             1018                             Plain low carbon steel                                                         

                                                                              Case harden only                                                                  

                                                                              Formability/Weldability

Cold Rolled Steel            12L14                            Excellent machinability                                                        

                                                                              Case harden only                                                                 

Cold Rolled Steel            1215                              Machinability                                                             

                                                                              Heat treating                                                                     

                                                                                                                                                                                                                                                     

                                                                         

 

                                                                        

                                                                                                               

                                                                                                                                      

                                                                                                                            

 

                                                                                                                                                 

                                                                                                                                          

                                                                                                                                                

                                                                                                                                                         

                                                                                                                                                                                                                                               

                                                                     

 

                                                                                                               

                                                                                                                                     

                                                                                                                                                            

                                                                                   

 

 

 

 

                           

 

 

          

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                     

Kitchen equipment

Pressure Valves

Piping

Nuts

Bolts

Shafts Fittings

Heat exchangers

Boat fittings

Springs
Threaded fasteners

Valves

Pump shafts

Razor blades and cutlery

Precision pivot pins/rollers

Suspension coils

Engine valve springs

Aerospace products

Require both corrosion resistance and harness

Application requires strong welds

Commercial products

Used in turned machining

Close finish tolerance

Bright smooth finishes

Require considerable machining

Electronic hardware

Aircraft fittings

Marine fittings

Complex and detail products

High strength-to-weight ratio required

Plumbing products

Fittings

Adapters

Electrical contacts

General engineering

Automotive

Domestic appliances

High carbon, high chromium

Wear and abrasion resistant

Heat treatable

Form rolling

Knives

Shear blades

Punches

Chemical/petrochemical applications

Marine environments

Biomaterial applications

Combination of high strength, stiffness, toughness, low density and high corrosion resistance

420

Higher carbon version of 410/416

Can be hardened by heat treatment

Corrosion resistant 

Dental and surgical instruments

Pump shafts 

Gauges 

455C

Corrosion resistance similar to 304

Stable during heat treat

Able to machine to close tolerances prior to aging 

Strength requirements in corrosive environments 

PEEK

Stiff 

Outstanding resistance to harsh chemicals 

Able to maintain stiffness at high temperatures

Aerospace parts

Medical instruments

Oil and gas

Semiconductors 

Nylon

Strong, stiff engineering plastic

Outstanding bearing and wear properties

Light weight 

Wear pads

Seals

Gaskets 

Gears 

Bearings and bushings

Aluminum 

6061 T6

General purpose medium strength

Good formability 

Contains magnesium and silicon

Aluminum 

2011

Mechanical Strength 

Excelled machining capability 

Aluminum 

2024

High strength

Fatigue resistant 

Brass

360

Tensile strength

Yield strength

Elongation

Copper

C101

Oxygen-free electrical copper

High electrical conductivity

Corrosion resistant 

Weak against acids and ammonia solutions

Tool Steel                          D2

Titanium                            CP2

Stainless Steel

Stainless Steel

Plastic 

Plastic