Entc 207 exam ii review Study guides, Class notes & Summaries

Cold Work Prefixes - correct answer -W (water hardening), O (oil quenching), A (air hardening), D (high C, high Cr) Shock Resisting Prefix - correct answer -S Hot Work Prefixes - correct answer -H H10-H19 (chromium types) H20-H39 (tungsten types) H40-H59 (molybdenum types) High Speed Prefixes - correct answer -M (molybdenum) T (tungsten) Mold Steels Prefix - correct answer -P Special Purpose Steels Prefix - correct answer -L Safety in hardening - correct answer -Risk of dam...

ENTC 207 Exam II reviewCold Work Prefixes - correct answer W (water hardening), O (oil quenching), A (air hardening), D (high C, high Cr) Shock Resisting Prefix - correct answer S Hot Work Prefixes - correct answer H H10-H19 (chromium types) H20-H39 (tungsten types) H40-H59 (molybdenum types) High Speed Prefixes - correct answer M (molybdenum) T (tungsten) Mold Steels Prefix - correct answer P Special Purpose Steels Prefix - correct answer L Safety in hardening - correct an...

ENTC 207 Exam II review Question and answers already passed 2023/2024Safety in hardening of tool steels - correct answer Avoid cracking during hardening Carburizing treatment affecting grain size - correct answer Small grains at Ac3, grain size increases the higher you go above the Ac3 Prevent Stress Corrosion Cracking - correct answer Keep at low temp, eliminate residual stresses, and try to reduce applied stresses HSLA - correct answer High Strength Low Alloy Tools Steels - correct...

Cold Work Prefixes - correct answer -W (water hardening), O (oil quenching), A (air hardening), D (high C, high Cr) Shock Resisting Prefix - correct answer -S Hot Work Prefixes - correct answer -H H10-H19 (chromium types) H20-H39 (tungsten types) H40-H59 (molybdenum types) High Speed Prefixes - correct answer -M (molybdenum) T (tungsten) Mold Steels Prefix - correct answer -P Special Purpose Steels Prefix - correct answer -L Safety in hardening - correct answer -Risk of dam...

Cold Work Prefixes - Answer W (water hardening), O (oil quenching), A (air hardening), D (high C, high Cr) Shock Resisting Prefix - Answer S Hot Work Prefixes - Answer H H10-H19 (chromium types) H20-H39 (tungsten types) H40-H59 (molybdenum types) High Speed Prefixes - Answer M (molybdenum) T (tungsten) Mold Steels Prefix - Answer P Special Purpose Steels Prefix - Answer L Safety in hardening - Answer Risk of damage form the hardening (quench cracks) Depth of hardening - ...

How does paint protect against corrosion? - correct answer -Prevents oxygen from touching the metal, acts like a coat What environments affect corrosion? - correct answer -pH, Temperature, velocity, concentration, inhibitors, cleaning, aeration, gases, acids, bases, salts, & solvents operating conditions affect corrosion: Temperature - correct answer -Increase rate of reaction operating conditions affect corrosion: Velocity - correct answer -veolocity of a corrodent over a metal surface...

How does paint protect against corrosion? - correct answer -Prevents oxygen from touching the metal, acts like a coat What environments affect corrosion? - correct answer -pH, Temperature, velocity, concentration, inhibitors, cleaning, aeration, gases, acids, bases, salts, & solvents operating conditions affect corrosion: Temperature - correct answer -Increase rate of reaction operating conditions affect corrosion: Velocity - correct answer -veolocity of a corrodent over a metal surface...

How does paint protect against corrosion? - Answer Prevents oxygen from touching the metal, acts like a coat What environments affect corrosion? - Answer pH, Temperature, velocity, concentration, inhibitors, cleaning, aeration, gases, acids, bases, salts, & solvents operating conditions affect corrosion: Temperature - Answer Increase rate of reaction operating conditions affect corrosion: Velocity - Answer veolocity of a corrodent over a metal surface affects corrosion rate operating...