Materials needed

• 2-4”x4” pieces of 1/16 ” of metal
• 2-4”x4” pieces of 3/16 ” of metal
• 2-4”x4” pieces of 1/4 ” of metal
• 2 -2” circles of metal at 1/16”
• 2 -2” circles of metal at 3/16”
• 2 -2” circles of metal at 1/4”
• Oxygen and acetylene with the soldering tip
• Silver solder rods

Methods

1. Collect materials
2. Set temperature at level with no flanges ?
3. Solder 2-4”x4” pieces of 1/16 ” of metal to 2 -2” circles of metal at 1/16”
4. Determine degree of warping using dial caliper
5. Solder 2-4”x4” pieces of 3/16 ” of metal to
6.  
7. Record Data
8. Compare results