Deck 14: Allowing for Welded Fittings

Question 1

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3
Calculate the allowance for a 45 degree butt weld elbow on 3" pipe.

Answer 1

1-7/8"

Question 2

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction Simple Fraction Example: 2/3

Constant = 1.414
e-e = c-c - (Total fit allowance)
Round answer to the nearest 1/16 of an inch.The answer is in inches!
If the pipe is 3 NO-Hub C.I.A = 5. B = 9. C = 10
Find e-e for A.

Answer 2

53

Question 3

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3
For 2" pipe, what is the hub diameter of the associated slip-on flange?

Answer 3

3-5/16"

Question 4

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3

Constant = 1.414
e-e = c-c - (Total fit allowance)
Round answer to the nearest 1/16 of an inch.The answer is in inches!
If the pipe is 3 NO-Hub C.I.A = 5. B = 9. C = 10
Find e-e for B.

Question 5

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3

Constant = 1.414
e-e = c-c - (Total fit allowance)
Round answer to the nearest 1/16 of an inch.The answer is in inches!
If the pipe is 3 NO-Hub C.I.A = 15. B = 14. C = 10
Find e-e for A.

Question 6

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3

Constant = 1.414
e-e = c-c - (Total fit allowance)
Round answer to the nearest 1/16 of an inch.The answer is in inches!
If the pipe is 3 NO-Hub C.I.A = 5. B = 14. C = 10
Find e-e for B.

Question 7

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3
For 4" pipe, what is the number of bolts required to attach the associated slip-on flange?

Question 8

Use Data 12 sheet in text book.Mixed number Example: 2-1/3
Put a dash between the whole number and the fraction.Simple Fraction Example: 2/3
Calculate the allowance for a long radius 90 degree butt weld elbow on 3" pipe.