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Quiz

Mechanical Testing

Grant Aden 12 Fragen

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Fragen in diesem Quiz (12)

  1. 1Stress at which "permanent set"is 1st recorded, when bar is unloaded is known as:
    1. APermanent Set
    2. BStrain
    3. CElastic limit
    4. DProportional unit
  2. 2Tensile tests use special machines to exert force. Two general types that provide the force:
    1. AHydraulic / Mechanical
    2. BPull and Push
    3. CHydraulic Pull and Push
  3. 3Rockwell C used which major load?
    1. A130 kg
    2. B100 kg
    3. C140 kg
    4. D150 kg
  4. 4Thickness when making hardness should be
    1. A8x depth of impression
    2. B5x depth of impression
    3. C15x depth of impression
    4. D10x depth of impression
  5. 5What is Approx. diameter for tensile specimen used for All-Weld metal tests?
    1. A20 mm
    2. B1 in
    3. C5 mm
    4. D10 mm
    5. E3.8 in.
  6. 6High hardness value related to:
    1. Ahigh strength / low ductility
    2. Bhigh percentage of alpha ferrite constituent
    3. Clow strength / high ductility
    4. Dhigh strength / high ductility
    5. Eincreased degree of weldability
  7. 7NDTT determined from drop weight refers to
    1. Alowest temp. which Xtl fracture surface is observed
    2. BCharpy transition temperature
    3. Cmin. temp. which specimen breaks
    4. Dupper shelf
    5. Emax. temp. at which specimen breaks
  8. 830m long cable with strain of 0.25%
    1. A150 mm
    2. B6 mm
    3. C75 mm
    4. D1 m
    5. E7.5 m
  9. 9Impact test measures
    1. AHardness of material
    2. BUTS of material
    3. CAbility of material to stop energy
    4. DEnergy reqd to break specimen
    5. ELoad reqd to break specimen
  10. 10Guided root bend test on weld best reveals
    1. Aweld ductility by measuring difference in distance between gauge marks
    2. Bexcessive reinforcement
    3. Cintegrity of face weld
    4. Dlack of penetration of fusion
    5. EHAZ Properties

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Beschreibung
CWB Level 2 (Flash Cards / Quizes) Quiz am Mechanical Testing, erstellt von Grant Aden am 12/07/2015.
Sprache
English
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