Marking

Rule 24. Sections 2-5 to 2-5.4 of the storage and handling of gaseous and Liquefied H2 code are added as follows: 2-5 Marking. Gaseous H2 containers and systems shall be marked in accordance with this section. 2-5.1 Identification of contents. Each container shall be marked as follows: "GASEOUS HYDROGEN - FLAMMABLE GAS" in letters that are not less than 3 inches (76 millimeters) in height. 2-5.2 Container specification. Stationary containers shall be marked with the manufacturing specification and maximum allowable working pressure on a permanent nameplate in accordance with the standard to which the container was manufactured. 2-5.3 Portable containers. Portable containers shall be marked in accordance with CGA C-7, "Guide to the Preparation of Precautionary Labeling and Marking of Compressed Gas Containers," adopted by reference in section 8-1. 2-5.4 Stationary containers. Stationary containers shall be marked in accordance with NFPA 704, "Standard Systems for the Identification of the Hazards of Materials for Emergency Response," adopted by reference in section 8-1.

History: 2008 AACS.