Stainless Steel Ductwork Specification

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Stainless steel ductwork specification.

Circular ducting available in standard lengths or can be cut to suit your requirements. Choose from our selection of stainless steel duct including quick disconnect duct and fittings standard duct and fittings and more. Fire rated ductwork which allows up to 4 hours stability integrity and insulation ductwork. The steel passes through a molten bath of zinc at a temperature.

Manufactures standard gage thickness uncoated steel a 3 stainless steel sheet thickness a 4 aluminum sheet thickness alloy 3003 h14 a 5 metric conversion chart a 6 duct surface area in square feet per lineal foot a 7 galvanized sheet weight a 8 approximate weight round duct in pounds per lineal foot a 10 area and circumference of circles. Join duct and fittings with quick release clamps for faster disassembly and cleanout than other duct systems. Stainless steel 304 definition this basic 18 chrome 8 nickel stainless steel is the most versatile and widely used austenitic grade. Fab tech manufactures permashield pipe psp a revolutionary hybrid fluoropolymer coated stainless steel duct system recognized worldwide as the premier solution for corrosive and hazardous fume exhaust needs permashield pipe is a fully engineered modular fume exhaust system that combines the reliability of stainless steel with the superior corrosion resistance of fab tech s.

A word about galvanized ductwork most ductwork manufactured with galvanized metal is hot dip galvanized a process of coating steel with a thin zinc layer. All duct stiffened by machine formed beads spaced at 12 o c. Tdc duct constructed per smacna standards first edition 1995 2. Galvanized steel has good corrosion resistance.

For technical drawings and 3 d models click on a part number. Duct fabricated using pittsburg seams. 24 gauge type 304 stainless steel rectangular ductwork with tdc connection. Duct work to be sealed per smacna hvac table 1 2 5.

304 stainless steel is the most corrosion resistant. It has excellent drawing and forming characteristics and provides excellent resistance to a wide range of corrosives. Rectangular ducting which can be supplied as galvanised ducting stainless steel ducting or aluminium ducting. We provide a wide range of ducting products including.

The clamping system eliminates the need to caulk during installation the areas where bugs can harbor and remove the snagging areas that destroy the leak free system. Table 5 material specifications standard material type astm number galvanized steel a653 a924 stainless steel 304 304l 316 316l a167 a480 nongalvanized carbon steel 18 28 gauge a366 a568 a569 aluminum 3003 h14 b209 aluminized type 1 a463 other types of material are available on special order.