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ASTM F1142 Bolted Semi Flush Oiltight Watertight Manhole Cover Assembly
Description:
ASTM F1142 bolted semi flush oiltight watertight manhole cover assembly is for use in decks or bulkheads requiring oiltight and watertight covers that are not required to be completely flush.Manhole cover assemblies shall be complete with covers, mounting rings, gaskets, welded studs, washers, and nuts.
Main Technical Specifications:
Main Technical Parameters:
| Type | Grade | Plate Thickness | Deck Cut Overall Size | A | B | C | D | E,° | F,° | G | H | I | J | K | |||||||||
| In. | mm | In. | mm | In. | mm | In. | mm | In. | mm | In. | mm | In. | mm | In. | mm | In. | mm | ||||||
| Ⅰ | 1 | 1/4 | 6.5 | 15×23 | 381×584 | 2 | 3 3/8 | 86 | 6 3/4 | 171 | 7 | 21 | 147 | 7 1/2 | 191 | 8 | 203 | 9 1/4 | 235 | 101/2 | 267 | 4 | 102 |
| Ⅰ | 2 | 3/8 | 9.5 | 15×23 | 381×584 | 2 | 3 3/8 | 86 | 6 3/4 | 171 | 7 | 21 | 147 | 7 1/2 | 191 | 8 | 203 | 9 1/4 | 235 | 101/2 | 267 | 4 | 102 |
| Ⅰ | 3 | 1/2 | 12.5 | 15×23 | 381×584 | 2 | 3 3/8 | 86 | 6 3/4 | 171 | 7 | 21 | 147 | 7 1/2 | 191 | 8 | 203 | 9 1/4 | 235 | 101/2 | 267 | 4 | 102 |
| Ⅱ | 1 | 1/4 | 6.5 | 18×24 | 457×610 | 2 | 3 1/4 | 83 | 6 1/2 | 165 | 8 | 18 | 144 | 9 | 229 | 9 1/2 | 241 | 10 3/4 | 273 | 12 | 305 | 3 | 76 |
| Ⅱ | 2 | 3/8 | 9.5 | 18×24 | 457×610 | 2 | 3 1/4 | 83 | 6 1/2 | 165 | 8 | 21 | 144 | 9 | 229 | 9 1/2 | 241 | 10 3/4 | 273 | 12 | 305 | 3 | 76 |
| Ⅱ | 3 | 1/2 | 12.5 | 18×24 | 457×610 | 2 | 3 1/4 | 83 | 6 1/2 | 165 | 8 | 18 | 144 | 9 | 229 | 9 1/2 | 241 | 10 3/4 | 273 | 12 | 305 | 3 | 76 |
| Stud Quantity | Design Pressure | Weight | ||
| psi | kPa | lbs | Kg | |
| 22 | 12 | 82.7 | 78 | 35 |
| 22 | 27 | 186.2 | 100 | 45 |
| 22 | 47.9 | 330.2 | 121 | 55 |
| 24 | 8.9 | 62.1 | 88 | 40 |
| 24 | 20 | 137.9 | 114 | 52 |
| 24 | 35.6 | 245.5 | 140 | 64 |
Drawings of ASTM F1142 Bolted Semi Flush Oiltight Watertight Manhole Cover Assembly