6" W.G. STATIC POS
[1/2"] [1"] [2"] [3"] [4"] [6"]

1995 SMACNA PER TABLE 1-8
WITH TIE-ROD OPTION
ALL 4-BOLT CONNECTORS
PITTSBURGH SEAM CONSTRUCTION

DUCT SIZE
GALV GUAGE
SMACNA CODE

JOINT

CONNECTION

FINISHED
LENGTH
SINGLE REINFORCEMENT DOUBLE LENGTH JOINT REINFORCEMENT
0" - 8"
26
J
WC 60"      
9" - 12"
24
J
WC 60"      
13" - 24"
22
J
WC 60"      
25" - 36"
24
J
WC 60" CTR    
37" - 48"
22
J
WC 60" CTR    
49" - 54"
20
J
WC 60" CTR    
55" - 60"
20
J
WC 60"   DTR  
61" - 72"
18
J
WC 60"   DTR  
73" - 96"
16
K
DM45 60"   DTR JRT

Abbreviations:
WC = C.L. WARD "J" CONNECT CONNECTOR
DM45 = DUCTMATE 45 "K" CONNECTOR
CTR = CENTER TIE ROD (TUBE WITH THREADED INSERT)
DTR = DOUBLE TIE ROD (TUBE WITH THREADED INSERT)
JTR = JOINT TIE ROD (TUBE WITH THREADED INSERT)

 


C.L. Ward J-Connector
Used for Type WC Joint

Ductmate 45 Connector
Used for Type DM45 Joint

 

 

© Copyright 2005 Oil Capitol Sheet Metal, Inc. All Rights Reserved

Oil Capitol Sheet Metal Inc, Sheet Metal Work, Tulsa, OK