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Referensi Standar: Dapatkan salinan GB/T 9124.1-2019 Standar, yang menguraikan dimensi flensa untuk berbagai peringkat tekanan, termasuk PN2.5.
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Periksa Dimensi Kunci: Untuk penutup flensa PN2.5, kamu akan membutuhkannya:
- Diameter luar
- Diameter Lingkaran Baut
- Jumlah dan Ukuran Lubang Baut
- Ketebalan Flensa
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Hubungi Pemasok: Produsen atau pemasok flensa dapat memberikan spesifikasi dan dimensi terperinci untuk peringkat flensa tertentu.
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Alat Teknik: Gunakan perangkat lunak atau alat teknik yang menyertakan dimensi flensa standar.
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Dimensions of PN2.5 flange cover~GB/T9124.1-2019
| Nominal size DN |
Connection size | Flange cover thickness C /mm |
Seal surface diameter d /mm |
Sealing surface height f 1 /mm |
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| Flange outer diameter D /mm |
Bolt hole center circle diameter K /mm |
Bolt hole diameter L /mm |
bolt | |||||
| quantity n / number |
Thread Specification |
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| 10 | 75 | 50 | 11 | 4 | M10 | 12 | 35 | 2 |
| 15 | 80 | 55 | 11 | 4 | M10 | 12 | 40 | 2 |
| 20 | 90 | 65 | 11 | 4 | M10 | 14 | 50 | 2 |
| 25 | 100 | 75 | 11 | 4 | M10 | 14 | 60 | 2 |
| 32 | 120 | 90 | 14 | 4 | M12 | 14 | 70 | 2 |
| 40 | 130 | 100 | 14 | 4 | M12 | 14 | 80 | 3 |
| 50 | 140 | 110 | 14 | 4 | M12 | 14 | 90 | 3 |
| 65 | 160 | 130 | 14 | 4 | M12 | 14 | 110 | 3 |
| 80 | 190 | 150 | 18 | 4 | M16 | 16 | 128 | 3 |
| 100 | 210 | 170 | 18 | 4 | M16 | 16 | 148 | 3 |
| 125 | 240 | 200 | 18 | 8 | M16 | 18 | 178 | 3 |
| 150 | 265 | 225 | 18 | 8 | M16 | 18 | 202 | 3 |
| 200 | 320 | 280 | 18 | 8 | M16 | 20 | 258 | 3 |
| 250 | 375 | 335 | 18 | 12 | M16 | 22 | 312 | 3 |
| 300 | 440 | 395 | 22 | 12 | M20 | 22 | 365 | 4 |
| 350 | 490 | 445 | 22 | 12 | M20 | 22 | 415 | 4 |
| 400 | 540 | 495 | 22 | 16 | M20 | 22 | 455 | 4 |
| 450 | 595 | 550 | 22 | 16 | M20 | 24 | 520 | 4 |
| 500 | 645 | 600 | 22 | 20 | M20 | 24 | 570 | 4 |
| 600 | 755 | 705 | 26 | 20 | M24 | 30 | 670 | 5 |
| 700 | 860 | 810 | 26 | 24 | M24 | 40(36) | 775 | 5 |
| 800 | 975 | 920 | 30 | 24 | M27 | 44(38) | 880 | 5 |
| 900 | 1075 | 1020 | 30 | 24 | M27 | 48(40) | 980 | 5 |
| 1000 | 1175 | 1120 | 30 | 28 | M27 | 52(42) | 1080 | 5 |
| 1200 | 1375 | 1320 | 30 | 32 | M27 | 50(40) | 1280 | 5 |
Note: Flanges with nominal sizes DN10~DN1000 use the size of PN6 flange.
The original flange standard thickness dimensions are in brackets. The flange thickness dimensions in brackets can still be used with the approval of both the supplier and the buyer.
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