M1601 1 1 above ground duct systems.
Gauge of sheet metal used for air condidtioning ductwork.
Your ductwork in angleton tx is the air delivery system for your air conditioner.
Minimum yield strength for steel sheet and reinforcements is 30 000 psi 207 kpa.
As such it needs to be effective.
Box 739 kennedale tx 76060 physical address 528 s.
Round ducts and enclosed rectangular ducts 14 inches or less minimum thickness 0 0157 equivalent galvanized gauge size 28.
Galvanized sheet metal ducts from the duct shop s hvac ductwork is manufactured from high quality galvanized steel in 3 foot lengths for easy handling.
Unless otherwise specified steel sheet and strip used for duct and connectors shall be g 60 coated galvanized steel of lockforming grade conforming to astm a653 and a924 standards.
One end of each piece is crimped for easy fitting of consecutive joints or to sheet metal fittings and flexible duct.
This measurement is for around duct smaller than 12 inches in diameter and a rectangular section no bigger than 8 inches.
Minimum thickness of metal duct material shall be as listed in table m1601 1 1 2.
Galvanized steel shall conform to astm a 653.
Suburban sheet metal ltd mailing address p o.
1 inch 25 4 mm 1 smacna sheet metal and air conditioning contractors national association recommended gages for circular ducts for heating and general ventilation work recommended gages for circular ducts for industrial exhaust work.
Above ground duct systems shall conform to the following.