Local 7 Wiki

Section 22: Layouts for Equal and Unequal Tees (Stem Portions Only)

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Required Information

  • Large diameter
  • Small diameter

Formulas and Measurements

  • Cut Jacketing Material for Half Circumference of the Stem Portion (small diameter) of the fitting Divide this Half Circumference into four equal parts Using the Pattern for the Large Diameter Equal Tee, place the pattern on the Jacketing Material as shown in The previous steps created half the fitting.

Procedure

  1. Step 1

    Cut Jacketing Material for Half Circumference of the Stem Portion (small diameter) of the fitting

  2. Step 2

    Divide this Half Circumference into four equal parts

  3. Step 3

    Using the Pattern for the Large Diameter Equal Tee, place the pattern on the Jacketing Material as shown in

  4. Step 4

    The previous steps created half the fitting. For the other half, add laps. Figure 1 Center Line 1 1 0 ar/Cut Line for Pattern a