Shop Standards

 4" W.G. STATIC POS
Spiral Pipe: [2"] [4"] [10"] Spiral Fittings : [2"] [4"] [10"]

1995 SMACNA STANDARD
SPIRAL FITTINGS (STEEL)

DUCT SIZE
(inches)		 GALV GUAGE SPECIAL FEATURES
0" - 8" 28  
9" - 12" 26  
13" - 18" 24  
20" - 26" 22  
28" - 50" 20  
52" - 60" 18  
62" - 80" 16  

 


DIE STAMPED ELLS


GORED ELBOW


ANGLE RING

REDUCER

LATERALS

WYES

OFFSETS

 

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