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FIBA Technologies, Inc. Logo
  • About Us
    • History
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    • Seamless Pressure Vessels
    • Tube Trailers and Skids
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Category: Regulations

Authors

FIBA
FIBA Technologies
John Felbaum
Stephanie Puente

DOT’s New Rule - Safer Transportation Without PRD

A new ruling saying pressure relief devices (PRDs) are no longer compulsory on hydrogen tube trailers with cylinders longer than 12 feet is being hailed as greatly improving the safe transportation of the gas in the US and Canada. The Pipeline and Hazardous Materials Safety Admin...
Posted: Posted on June 23, 2021

U.S. DOT Special Permit Regulations

What is a special permit? A special permit is a document issued by the Associate Administrator or Secretary of Transportation of the United States Department of Transportation (DOT) permitting a person (see below definition of a person) to perform a function that is not otherwise...
Posted: Posted on January 22, 2018

Selection of Methods for Requalification of Compressed Gas Cylinders and Tubes

Q.  What does requalification mean? A.  Requalification means the completion of a visual inspection and/or the test(s) required to be performed on a cylinder to determine its suitability for continued service.”  Code of Federal Regulations, Title 49 (Transportation) Part 180...
Posted: Posted on January 22, 2018

UPDATE: Fill Pressure in Hydrogen Service

NOTE:  DOT regulatory changes require the March 25, 2013 posting to be updated. SP No Longer Required for 10% Overfill in Hydrogen Service As noted in a prior blog, FIBA manufactures 3AA ton containers and 3AAX tubes. By DOT definition, both are cylinders. Both containers are su...
Posted: Posted on January 22, 2018

Cylinder Ultrasonic Examination

DOT pressure vessels (cylinders) require periodic inspections to evaluate the integrity and safety of each vessel. After years in use, it is important that authorized holders of a Requalification Identification Number (RIN) conduct a thorough examination of each vessel. Two non-d...
Posted: Posted on January 22, 2018

Fill Pressure in Hydrogen Service

10% Overfill by SP FIBA manufactures 3AA ton containers and 3AAX tubes. By DOT definition, both are cylinders. Both containers are suitable for hydrogen gas service. But, rather than being used for hydrogen, the 3AA tons are generally used for liquefied gases such as chlorine, HC...
Posted: Posted on January 22, 2018

Requalifying DOT UN & 3-Series Tubes

DOT UN or ISO tubes that are manufactured in accordance with 49 CFR 178.71(j) or ISO 11120 will have a retest cycle of 10-years provided they are carrying Division 2.1 (flammable) or 2.2 (non-flammable) gases (excepting CO2). The retest cycle is 5 years for Division 2.3 (toxic) g...
Posted: Posted on January 22, 2018

DOT UN Tube Fill Pressure

DOT Regulations - Pressure DOT UN tubes manufactured per DOT regulation and ISO standard 11120 shall be filled in accordance with 49 CFR Section 173.302b(b), which states:  “UN pressure receptacles filling limits.  A UN pressure receptacle is authorized for the transportation...
Posted: Posted on January 22, 2018
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FIBA Technologies, Inc

HQ: 53 Ayer Rd, Littleton, MA 01460

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  • 978 742 4908
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