Which of the following pipe joints would be suitable for pipes carrying steam_____________?

Related Mcqs:

1. For tight leakage joints, following type of thread is best suited ____________________?

   A. metric
   B. buttress
   C. square
   D. acme
   E. NPT (national pipe threads)

2. Transverse fillet welded joints are designed for________________?

   A. tensile strength
   B. compressive strength
   C. shear strength
   D. bending strength
   E. torsional strength

3. If d is the diameter of bolt hole then for a flanged pipe joint to be leak proof, the circumferential pitch of the bolts should be_________________?

   A. lOVZ
   B. 10VZtol5Vd
   C. 15Vdto20VZ
   D. 20Vdto30Vd
   E. 30V5″to40Vd

4. A backing ring is used inside the pipe joint when making a___________________?

   A. butt weld
   B. fillet weld
   C. sleeve weld
   D. socket weld
   E. tube weld

5. The function of cutting oil when threading a pipe is to___________________?

   A. provide cooling action
   B. lubricate the dies
   C. help remove chips
   D. all of the above
   E. none of the above

6. Tensile strength of a mild steel specimen can be roughly predicted from following hardness test_________________?

   A. Brinell
   B. Rockwell
   C. Vicker
   D. Shore’s sceleroscope
   E. none of the above

7. The following type of nut is used with alien bolt____________________?

   A. alien nut
   B. hexagonal nut
   C. slotted nut
   D. castle nut
   E. any one of the above

8. I.S. specifies following total number of grades of tolerances__________________?

   A. 18
   B. 16
   C. 20
   D. 22
   E. 14

9. A tube has the following advantage over pipe_________________?

   A. lighter and easier to handle
   B. greater shock absorption
   C. smoother inside walls
   D. all of the above
   E. none of the above

10. Applications in which stresses are encountered in one direction only uses following type of threads____________________?

    A. metric
    B. buttress
    C. acme
    D. square
    E. BSW