Stainless Steel Flashcards
What film is formed on stainless steel that provides protection to the material?
Chromium Oxide
Iron contamination can cause the stainless steel to do what ?
Rust
Austenitic steels are what series ?
300 series
Which of the groups are the most common stainless steels used today ?
- Austenitic
- Ferritic
- Martensitic
- Duplex
- Austenitic
The numbers 302-18-8 means what ?
- is series
- % Chromium
- % Nickel
Sheet metal equipment must be de-rated by how much for stainless steel ?
4 Gauges
A de-burring tool is used to do what ?
Remove the burring from shearing.
Drill bits must have an included angle of what for stainless steel/
135*
What should be done when band sawing stainless steel ?
Lower the band saw speed
A squaring shear is rated for 18 gauge mild steel, what is its rating for stainless steel ?
De-ratr 4 gauges
22 gauge Stainless Steel
How is spring back compensated for when bending ?
Over Bending
What method of bending should be used when power braking ?
Air Bending
Fasteners used to secure material should be what ?
Made from the same material
Can Stainless Steel be soldered ?
YES or NO
YES
Sliver brazing is a form of ______ solder.
- quick
- slow
- hard
- soft
- hard
Stainless steel can be welded ?
YES or NO
YES
What settings must be done prior to spot welding stainless steel ?
Increase pressure
Decrease current
The best method of welding stainless steel produes the best quality ?
- gas
- arc
- GMAW
- GTAW
- GTAW
What are some of the methods of distortion control ?
- copper chill plate
- skip welding
- step back welding
- All the above
- All the above
What are the four steps in finishing a stainless project in the correct order?
- Grind
- Sand
- Polish
- Buff