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Type 18 - Internal Coupling
18.jpg (18055 bytes)
 

Nominal Pipe Size

    

inches

        

lbs

Type

A

B

C

D

E

F

G

H

18-6

1"

2.99

0.79


0.57

18-7

1 1/4"

2.99

0.79


0.84

18-8

1 1/2"

3.74

0.79


1.19

 

An internal spigot providing a flush joint between two pieces of pipe of the same diameter. Not as strong as the Type 14 fitting, the Type 18 fitting must not be used as a load bearing joint.
Note: This fitting can only be used with schedule 40 pipe.
Danger: The Type 18 fitting must not be used as a load bearing joint.