Architectural design and construction instructors manual architecture architectural design and construction education module developed by michael behm ph d.
Architectural sheet metal manual food safe.
These drawings illustrate the best practices in custom architectural sheet metal work.
Cory boughton east carolina university photo courtesy of thinkstock notes to instructors this module presents safe design considerations pertaining to architectural design and.
History of architectural metals first used by the ship building industry lead used in the 1500s with rolled copper use starting in late 1600s new york city hall used copper for roofing circa 1764 a copper roof was used on the rebuilt old senate chamber in 1819.
Replaced in a 1900 renovation.
Recognizing the need for organized information on this subject the national association of architectural metal manufacturers naamm published the first edition of this manual in 1964.
Us government approved for incidental food contact they are nontoxic and meet the common regulations for food processing globally while projecting a look and feel of food hygiene and safety.
This means that steel it works on the outside of the machines and on any internal parts that do not come into prolonged contact with food.
Food safe metal coating 3.
New to the publication are design considerations for free standing stacks under resonant vibration established limits on stacks fitted with testing platforms larger stack selection diameters and consideration of custom designed anchoring systems.
All of these requirements must be met for a metal to be considered food safe however not just any food safe metal will do when it comes to manufacturing food products.
Using the wrong kind of metal for a food manufacturing process could have disastrous results.
In many instances rather than using a coating food manufacturers will use uncoated metal that has been specially finished to enhance smoothness and resistance to corrosion.
Manufacturers have to meet strict requirements for all of their food handling and processing equipment.
Steel it is approved in the us by the us department of agriculture and internationally as safe for incidental food contact.
The variety of finishes used on architectural metals like other aspects of building technology becomes increasingly complex.
Made of buna n rubber they resist oil water and salt so they hold up in a variety of processes.
Technically this isn t a food grade coating for metal but rather a type of finishing process for food safe steel.
Make tight seals to prevent leaks in food processing facilities these buna n gaskets contain metal additives so they can be picked up by metal detectors helping you comply with hazard analysis and critical control point haccp programs.
Changes in clude new chapters and details on penetrations additional and revised tables in support of commentary and illustra.