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:
| Specification | Pipe class | Longitudinal joint factor (E) |
|---|---|---|
| ASTM A 53/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 |
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| 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 5 L | 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.”
[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]