Answer Key: Self-Test C-1.7.1

  1. Solve for the end-to-end lengths for the pieces indicated in Figure 16 (to the nearest [latex]\frac{1}{8}\text{"}[/latex]). [latex]1\frac{1}{4}\text{"}[/latex] pipe – screwed fittings (malleable iron class 150):
    1. [latex]6\frac{3}{8}\text{"}[/latex]
    2. [latex]4\frac{1}{2}\text{"}[/latex]
    3. [latex]5\frac{7}{8}\text{"}[/latex]
    4. [latex]14\frac{3}{8}\text{"}[/latex]
  2. Solve for the end-to-end lengths for the pieces indicated in Figure 17 (to the nearest [latex]\frac{1}{8}\text{"}[/latex]). [latex]1\frac{1}{2}\text{"}[/latex] pipe—screwed fittings (malleable iron class 150):
    1. [latex]6\frac{1}{4}\text{"}[/latex]
    2. [latex]7\frac{3}{4}\text{"}[/latex]
    3. [latex]6\frac{1}{2}\text{"}[/latex]
    4. [latex]3\frac{3}{4}\text{"}[/latex]
    5. [latex]2\frac{1}{2}\text{"}[/latex]
    6. [latex]3\frac{7}{8}\text{"}[/latex]
    7. [latex]2\frac{5}{8}\text{"}[/latex]
    8. [latex]5\text{"}[/latex]
    9. [latex]4\frac{1}{4}\text{"}[/latex]
    10. [latex]9\frac{3}{8}\text{"}[/latex]
  3. Solve for the end-to-end lengths for the pieces indicated in Figure 18 (to the nearest 0.1 mm). 25 mm pipe—screwed fittings (malleable iron class 150):
    1. [latex]487.2\text{ mm}[/latex]
    2. [latex]128.2\text{ mm}[/latex]
    3. [latex]169.2\text{ mm}[/latex]
    4. [latex]103.2\text{ mm}[/latex]
    5. [latex]148.9\text{ mm}[/latex]
    6. [latex]150.2\text{ mm}[/latex]
    7. [latex]236.2\text{ mm}[/latex]
    8. [latex]78.2\text{ mm}[/latex]
    9. [latex]112.8\text{ mm}[/latex]
    10. [latex]118.4\text{ mm}[/latex]
  4. Solve for the end-to-end lengths for the pieces indicated in Figure 19 (to the nearest 0.1 mm). 20 mm pipe—screwed fittings (malleable iron class 150):
    1. [latex]134.9\text{ mm}[/latex]
    2. [latex]156.6\text{ mm}[/latex]
    3. [latex]186.2\text{ mm}[/latex]
    4. [latex]139.8\text{ mm}[/latex]
    5. [latex]170.5\text{ mm}[/latex]
    6. [latex]164.8\text{ mm}[/latex]
    7. [latex]123.8\text{ mm}[/latex]
    8. [latex]155.8\text{ mm}[/latex]
  5. Solve for the end-to-end lengths for the pieces indicated in Figure 20 (to the nearest [latex]\frac{1}{8}\text{"}[/latex]). 2″ pipe—butt-weld fittings—long radius 90° ell, c/w [latex]\frac{1}{8}\text{"}[/latex] gap:
    1. [latex]8\frac{7}{8}\text{"}[/latex]
    2. [latex]6\frac{1}{4}\text{"}[/latex]
    3. [latex]1\frac{3}{8}\text{"}[/latex]
    4. [latex]4\frac{1}{4}\text{"}[/latex]
    5. [latex]5\frac{5}{8}\text{"}[/latex]
    6. [latex]7\text{"}[/latex]
    7. [latex]7\frac{5}{8}\text{"}[/latex]
    8. [latex]3\text{"}[/latex]
    9. [latex]4\frac{1}{4}\text{"}[/latex]
    10. [latex]6\frac{1}{8}\text{"}[/latex]
  6. Solve for the end-to-end lengths for the pieces indicated in Figure 21 (to the nearest 0.1 mm). 15 mm pipe—butt weld fittings—long radius 90° ell, c/w 3 mm gap:
    1. [latex]37\text{ mm}[/latex]
    2. [latex]86\text{ mm}[/latex]
    3. [latex]69\text{ mm}[/latex]
    4. [latex]76\text{ mm}[/latex]
    5. [latex]60\text{ mm}[/latex]
    6. [latex]69\text{ mm}[/latex]
    7. [latex]91\text{ mm}[/latex]
    8. [latex]66\text{ mm}[/latex]
    9. [latex]49\text{ mm}[/latex]
  7. Solve for the end-to-end lengths for the pieces indicated in Figure 22 (to the nearest [latex]\frac{1}{8}\text{"}[/latex]). 1″ pipe—socket-weld fittings—3000# sched. 80 (c/w [latex]\frac{1}{16}\text{"}[/latex] gap, included in FA table values):
    1. [latex]7\frac{1}{2}\text{"}[/latex]
    2. [latex]8\text{"}[/latex]
    3. [latex]3\frac{3}{8}\text{"}[/latex]
    4. [latex]5\frac{1}{4}\text{"}[/latex]
    5. [latex]10\frac{1}{2}\text{"}[/latex]
    6. [latex]12\frac{1}{8}\text{"}[/latex]
    7. [latex]7\frac{3}{8}\text{"}[/latex]
    8. [latex]6\frac{3}{4}\text{"}[/latex]
  8. Solve for the end-to-end lengths for the pieces indicated in Figure 23 (to the nearest 0.1 mm). 50 mm pipe—socket weld fittings—6000# sched. 160 (c/w 1.6 mm gap, included in FA table values):
    1. [latex]336.7\text{ mm}[/latex]
    2. [latex]1,117.7\text{ mm}[/latex]
    3. [latex]1,130.7\text{ mm}[/latex]
    4. [latex]510.7\text{ mm}[/latex]
    5. [latex]1,543.7\text{ mm}[/latex]
    6. [latex]569.7\text{ mm}[/latex]
    7. [latex]1,067.7\text{ mm}[/latex]
    8. [latex]380.9\text{ mm}[/latex]
    9. [latex]456.9\text{ mm}[/latex]
    10. [latex]501.9\text{ mm}[/latex]
    11. [latex]367.9\text{ mm}[/latex]
    12. [latex]405.9\text{ mm}[/latex]
    13. [latex]393.9\text{ mm}[/latex]

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