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705.18 Caulking ferrules.
Pipe Sizes (inches) | Inside Diameter (inches) | Length (inches) | Minimum Weight Each |
2 | 2 1/4 | 4 1/2 | 1 pound |
3 | 3 1/4 | 4 1/2 | 1 pound 12 ounces |
4 | 4 1/4 | 4 1/2 | 2 pounds 8 ounces |
For SI: 1 inch = 25.4 mm, 1 ounce = 28.35 g, 1 pound = 0.454 kg.
705.19 Soldering bushings.
Soldering bushings shall be of red brass and shall be in accordance with Table 705.19.
Pipe Sizes (inches) | Minimum Weight Each |
1 1/4 | 6 ounces |
1 1/2 | 8 ounces |
2 | 14 ounces |
2 1/2 | 1 pound 6 ounces |
3 | 2 pounds |
4 | 3 pounds 8 ounces |
For SI: 1 inch = 25.4 mm, 1 ounce = 28.35 g, 1 pound = 0.454 kg.
705.20 Stainless steel drainage systems.
O-ring joints for stainless steel drainage systems shall be made with an approved elastomeric seal.
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