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BUILDING
Pressure fittingsFlange
Specification
| DN | Insert part | Out diameter of flange | Bolt hole | Insert part Length | Quantities of hole | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Outer diameter | Inner diameter | |||||||||
| D | d1 | d2 | d(min.) | D2 | C | B1 | l | E | ||
| ◆ 16 | 31.0 -0.7 | 22.40±0.20 | 1/34 | 18.0 | 95.0±1.0 | 70.0±1.0 | 15.0 | 30.0 | 15.0 | 4 |
| ◆ 20 | 35.5 -0.8 | 26.45±0.20 | 1/34 | 22.0 | 100.0±1.0 | 75.0±1.0 | 15.0 | 35.0 | 10.0 | 4 |
| ◆ 25 | 42.0 -1.0 | 32.55±0.25 | 1/34 | 25.0 | 125.0±1.0 | 90.0±1.0 | 19.0 | 39.0 | 5.0 | 4 |
| ◆ 30 | 48.5 -1.0 | 38.60±0.25 | 1/34 | 30.0 | 135.0±1.0 | 100.0±1.0 | 19.0 | 44.0 | 5.0 | 4 |
| ◆ 40 | 60.0 -1.2 | 48.70±0.30 | 1/37 | 41.0 | 140.0±1.0 | 105.0±1.0 | 19.0 | 55.0 | 5.0 | 4 |
| ◆ 50 | 73.0 -1.5 | 60.80±0.30 | 1/37 | 52.0 | 155.0±1.0 | 120.0±1.0 | 19.0 | 63.0 | 6.0 | 4 |
| ◆ 65 | 89.5 -1.5 | 76.80±0.30 | 1/41 | 67.0 | 175.0±1.0 | 140.0±1.0 | 19.0 | 69.0 | 7.0 | 4 |
| ◆ 75 | 104.0 -1.5 | 89.80±0.30 | 1/43 | 78.0 | 185.0±1.0 | 150.0±1.0 | 19.0 | 72.0 | 7.0 | 8 |
| ◆ 100 | 132.0 -1.8 | 115.00±0.35 | 1/44 | 100.0 | 210.0±1.0 | 175.0±1.0 | 19.0 | 92.0 | 8.0 | 8 |
| ◆ 125 | 160.5 -1.9 | 141.20±0.40 | 1/45 | 125.0 | 250.0±1.5 | 210.0±1.5 | 23.0 | 110.0 | 9.0 | 8 |
| ◆ 150 | 188.5 -2.0 | 166.50±0.50 | 1/45 | 146.0 | 280.0±1.5 | 240.0±1.5 | 23.0 | 136.0 | 9.0 | 8 |
| ◆ 200 | 242.0 -2.0 | 218.30±0.50 | 1/50 | 195.0 | 330.0±1.5 | 290.0±1.5 | 23.0 | 142.0 | 10.0 | 12 |
| ◆ 250 | 295.8 | 270.0±0.60 | 1/50 | 247.0 | 400.0±1.5 | 355.0±1.5 | 25.0 | 154.0 | 10.0 | 12 |
| ◆ 300 | 352.6 | 322.0±0.60 | 1/50 | 298.0 | 445.0±1.5 | 400.0±1.5 | 25.0 | 153.0 | 11.0 | 16 |