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e-CFR data is current as of October 19, 2020

Title 49Subtitle BChapter ISubchapter DPart 192Subpart C → §192.113


Title 49: Transportation
PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS
Subpart C—Pipe Design


§192.113   Longitudinal joint factor (E) for steel pipe.

The longitudinal joint factor to be used in the design formula in §192.105 is determined in accordance with the following table:

SpecificationPipe classLongitudinal joint factor (E)
ASTM A 53/A53MSeamless1.00
   Electric resistance welded1.00
   Furnace butt welded.60
ASTM A 106Seamless1.00
ASTM A 333/A 333MSeamless1.00
   Electric resistance welded1.00
ASTM A 381Double submerged arc welded1.00
ASTM A 671Electric-fusion-welded1.00
ASTM A 672Electric-fusion-welded1.00
ASTM A 691Electric-fusion-welded1.00
API Spec 5LSeamless1.00
   Electric resistance welded1.00
   Electric flash welded1.00
   Submerged arc welded1.00
   Furnace butt welded.60
OtherPipe over 4 inches (102 millimeters).80
OtherPipe 4 inches (102 millimeters) or less.60

If the type of longitudinal joint cannot be determined, the joint factor to be used must not exceed that designated for “Other.”

[Amdt. 192-37, 46 FR 10159, Feb. 2, 1981, as amended by Amdt. 192-51, 51 FR 15335, Apr. 23, 1986; Amdt. 192-62, 54 FR 5627, Feb. 6, 1989; 58 FR 14521, Mar. 18, 1993; Amdt. 192-85, 63 FR 37502, July 13, 1998; Amdt. 192-94, 69 FR 32894, June 14, 2004; Amdt. 192-119, 80 FR 180, Jan. 5, 2015]

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