[Code of Federal Regulations]
[Title 49, Volume 3]
[Revised as of October 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 49CFR192.147]

[Page 41]
 
                        TITLE 49--TRANSPORTATION
 
 CHAPTER I--RESEARCH AND SPECIAL PROGRAMS ADMINISTRATION, DEPARTMENT OF 
                       TRANSPORTATION (CONTINUED)
 
PART 192--TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM 
FEDERAL SAFETY STANDARDS--Table of Contents
 
                Subpart D--Design of Pipeline Components
 
Sec. 192.147  Flanges and flange accessories.

    (a) Each flange or flange accessory (other than cast iron) must meet 
the minimum requirements of ASME/ANSI B16.5, MSS SP-44, or the 
equivalent.
    (b) Each flange assembly must be able to withstand the maximum 
pressure at which the pipeline is to be operated and to maintain its 
physical and chemical properties at any temperature to which it is 
anticipated that it might be subjected in service.
    (c) Each flange on a flanged joint in cast iron pipe must conform in 
dimensions, drilling, face and gasket design to ASME/ANSI B16.1 and be 
cast integrally with the pipe, valve, or fitting.

[35 FR 13257, Aug. 19, 1970, as amended by Amdt. 192-62, 54 FR 5628, 
Feb. 6, 1989; 58 FR 14521, Mar. 18, 1993]