References >> IIAR Bulletin No. Guidelines for Identification of Ammonia Refrigeration Piping and System Components. Most of the other changes to IIAR Bulletin No. are fairly minor, fitting into the existing framework. They include preferred designations for several new types. Find the most up-to-date version of BULLETIN at Engineering

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Abbreviating the names given to pipes in the ammonia refrigeration system will assist the operator in identifying and tracing the bulletinn. Printed in black Physical State Section: This format was in place in the previous revision of the guideline, so many engineers are already familiar with it. Applying abbreviations of the names commonly given to components or equipment in an ammonia refrigeration system will assist the operator in identifying components and tracing system piping.

Pipe location, from a viewer’s standpoint, will be different on every installation. Looking for high-quality, standards-compliant ammonia markers? In those areas where state codes and government regulations are not conflicted, ammonia refrigerated facilities have the bulletkn to implement a company documented piping color scheme.

In addition, component markers will be provided with a pressure level designation. The bulletkn system must used across the entire facility. There are no items in your cart. See full list below.


IIAR Bulletin 114

In either case, the directional arrow or arrowhead will be BLACK in color and proportionate in size to the marker. Visa, Mastercard, American Express, Discover. The new version was adopted completely by ANSI.

All Brimar products are manufactured in the USA. The changes specified in the Revision of the guidelines are as follows: As a whole, though, the recommended label format has kept its shape. Wrap-around, strap-on, and EZ stick-on markers for piping and components.

If not, now is a great time to fix it! There are two requirements for these alternate schemes: Revised Guidelines for Ammonia Systems.

The system in place must be described in a clearly-visible posting.

The reference chart, legend, or key should be made of durable material that will remain legible. Pressure in excess of 70 psig will be considered to be high pressure and printed in black letters on a red band.

Existing schemes for identification are considered acceptable. Do the changes to the standard mean that you need to replace all of your existing labels? The guideline specifically allows alternative color schemes, such as the one used in the older version of the IIAR standard — or any other color scheme that works well for your facility.

Track Order Sign In. The following chart shows the recommended pipe marker letter height and marker size based on the outside pipe diameter of the pipe to be identified and the distance between the viewer and the pipe. Please enable JavaScript in your browser to experience all the custom features of our site, including the ability to make a purchase.


Over 8″ Legend Size: Pressure equal to or less than 70 psig will be considered to be low pressure and printed in black on a green band.

Since the hazards of ammonia relate to its toxicity, and not its ability to catch fire, the labels should be orange. There are two requirements for these alternate schemes:. They include preferred designations for several new types of equipment.

IIAR Bulletin #

Standardized abbreviations are used, and each section is printed in 1144 specific way. Bulletin states that all piping mains, headers and branches should be identified as to the physical state of the refrigerant, i. Wafer Seals and Mailing Seals. Considering these factors, the size of the pipe marker and lettering should be selected to provide quick and positive identification.

Orange is the New Yellow While the previous version of the Bulletin used a design that was mostly yellow, the current labels are mostly orange.