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Code of Federal Regulations Title 49. Transportation § 49.192.113 Longitudinal joint factor (E) for steel pipe

Current as of January 02, 2025 | Updated by Findlaw Staff

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

Specification

Pipe class

Longitudinal
joint factor
(E)

ASTM A53/A53M․․․․․․․․․․․․․․․

Seamless․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Electric resistance welded․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Furnace butt welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

.60

ASTM A 106․․․․․․․․․․․․․․․․․․

Seamless․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

ASTM A 333/
A 333M․․․․․․․․․․

Seamless․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Electric resistance welded․․․․․․․․․․․․․․․․․․․․․․․․

1.00

ASTM A 381․․․․․․․․․․․․․․․․․․

Double submerged arc welded․․․․․․․․․․․․․․․․․․․․․․․

1.00

ASTM A 671․․․․․․․․․․․․․․․․․․

Electric-fusion-welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

ASTM A 672․․․․․․․․․․․․․․․․․․

Electric-fusion-welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

ASTM A 691․․․․․․․․․․․․․․․․․․

Electric-fusion-welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

API Spec 5L․․․․․․․․․․․․․․․․․

Seamless․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Electric resistance welded․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Electric flash welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Submerged arc welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

1.00

Furnace butt welded․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․․

.60

Other․․․․․․․․․․․․․․․․․․․․․․․

Pipe over 4 inches (102 millimeters)․․․․․․․․․․․․․․

.80

Other․․․․․․․․․․․․․․․․․․․․․․․

Pipe 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.”

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Cite this article: FindLaw.com - Code of Federal Regulations Title 49. Transportation § 49.192.113 Longitudinal joint factor (E) for steel pipe - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-49-transportation/cfr-sect-49-192-113/

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