Haw. Code R. § 6-77-33
Current through April, 2024
The longitudinal joint factor to be used in the design formula in section 6-77-29 is determined in accordance with the following table:
| Specification | | Pipe class | | Longitudinal Joint Factor (E) |
| ASTM A 53 ......| | Seamless................................... | | 1.00 |
| | | Electric resistance welded.................. | | 1.00 |
| | | Furnace butt welded......................... | | .60 |
| ASTM A 106.....| | Seamless................................. | | 1.00 |
| ASTM A 333.....| | 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 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 14 inches.....................| | .80 |
| Other ........| | Pipe 4 inches 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."
Haw. Code R. § 6-77-33