Smacna chuong 1

Page 59

SAUDI ARABIAN STANDARD

SASO …./2006

THE INTO INTERMEDIATE TYPE REINFORCEMENT BACKING UP T-3, T-6A, T8A, T-14, T-16, T-21, T-24 AND T-25 TIE ROD FIGURE 1-2A, B, C OR F

FASTENERS

ON NEGATIVE PRESSURES OF 4" W.G. (1000 PA) OR MORE T-16 AND T-21A REINFORCEMENT MUST FASTEN TO THE FLANGES. BOLT AT 8" (200 mm) MAX. INTERVALS

ONLY ONE TIE AT JOINT T-22

TIE INTO EACH DUCT SECTION END ON JOINTS T-21, T-24, AND T-25 UNLESS ANGLE OR ZEE BACK UP IS USED.

SEE TIE ROD TEXT AND SEE ALTERNATIVES ON FIGURE 1-2.

TIE ROD ATTACHMENTS

FIG. 1-3

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