Oil Capitol Sheet Metal, Inc (OCSM)

1/2" W.G. STATIC

[1/2"] [1"] [2"] [3"] [4"] [6"]

1995 SMACNA PER TABLE 1-3 WITH TIE-ROD OPTION SNAPLOCK SEAM CONSTRUCTION
DUCT SIZE	GALV GUAGE	SMACNA CODE	JOINT CONNECTION	FINISHED LENGTH	SINGLE REINFORCEMENT	DOUBLE REINFORCEMENT
0" - 18"	26		SD	59"
19" - 24"	26	B	SSD-26	59"
25" - 36"	26	C	SSD-22	59"
37" - 42"	26	D	SSD-20	59"
43" - 54"	26	E	BSSD-22GA 1 1/2" x 1/8" BAR	59"
55" - 60"	24	E	BSSD-22GA 1 1/2" x 1/8" BAR	59"
61" - 72"	24	E	BSSD-22GA 1 1/2" x 1/8" BAR	59"	CTR
73" - 84"	24	F	BSSD-22GA 1 1/2" x 1/8" BAR	59"	CTR
85" - 96"	22	F	BSSD-22GA 1 1/2" x 1/8" BAR	59"	CTR
Abbreviations: SD = FLAT-S & DRIVE SSD = STANDING-S & DRIVE BSSD = BAR REINFORCED STANDING-S & DRIVE ASSD = ANGLE REINFORCED STANDING-S & DRIVE CTR = CENTER TIE ROD (TUBE WITH THREADED INSERT) DTR = DOUBLE TIE ROD (TUBE WITH THREADED INSERT)

SMACNA T-1 Drive Slip Used for Type SD Joint	SMACNA T-6 Hemmed "S" Used for Type SD Joint	SMACNA T-14 Angle Reinforced Standing "S" Used for Type ASSD Joint Connection
SMACNA T-11 Standing "S" Used for Type SSD Joint	SMACNA T-13 Bar Reinforced Standing "S" Used for Type BSSD Joint Connection