Commercially Pure Titanium Grade 12
General Characteristics of CP Titanium Grade 12
Commercially pure wrought titanium Grade 12 offers a beneficial combination of superior corrosion resistance and strength. Able to be welded, forged and cold worked – it can be machined by usual procedures.
Chemical Composition of CP Titanium Grade 12
- Carbon 0.08 max
- Nitrogen 0.03 max
- Nickel 0.6-0.9
- Iron 0.30 max
- Oxygen 0.25 max
- Hydrogen 0.015 max
- Molybdenum 0.2-0.4
- Titanium balance
Heat Treatment of CP Titanium Grade 12
- Anneal
- 1300°F (7094°C)
- Soak 30-120 minutes
- Air cool
- Stress relief by holding at 1000° to 1100°F (538° to 593°C) for 30 minutes, then air cool
Applications of CP Titanium Grade 12
- Marine industry
- Chemical applications
Machinability of CP Titanium Grade 12
- Traditional methods
- Rigid setups
- Sharp tools
- Heavy feed
- Slow speed
- Ample coolant
- Cobalt high-speed steel and carbide tooling appropriate
- To drill and cold saw, use clean, sharp tools, good chip removal and plenty of coolant
Workability of CP Titanium Grade 12
- Forge at 1650° to 1700°F (899° to 927°C)
- Finish from 1500° to 1600°F (816° to 871°C)
- Cold work with equipment for stainless steel
- Explosive and diffusion bond or roll clad to clad Grade 12 to substrates
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