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| ¹«³ÆÍâ¾¶ dn,mm |
¹Ü²ÄSϵÁÐSDRϵÁк͹«³ÆÑ¹Á¦£¬£¬£¬£¬£¬MPa | ||||
| S20 | S16 | S12.5 | S10 | S8 | |
| SDR41 | SDR33 | SDR26 | SDR21 | ||
| PN0.8 | PN1.0 | PN1.25 | PN1.6 | PN2.0 | |
| ¹«³Æ±Úºñen.mm | |||||
| 20 | / | / | / | 2.0 | 2.0 |
| 25 | / | / | / | 2.0 | 2.0 |
| 32 | / | / | / | 2.0 | 2.0 |
| 40 | / | / | / | 2.0 | 2.4 |
| 50 | / | / | 2.0 | 2.4 | 3.0 |
| 63 | / | 2.0 | 2.5 | 3.0 | 3.8 |
| 75 | 2.0 | 2.3 | 2.9 | 3.6 | 4.5 |
| 90 | 2.2 | 2.8 | 3.5 | 4.3 | 5.4 |
| 110 | 2.7 | 3.4 | 4.2 | 5.3 | 6.6 |
| 125 | 3.1 | 3.9 | 4.8 | 6.0 | 7.4 |
| 140 | 3.5 | 4.3 | 5.4 | 6.7 | 8.3 |
| 160 | 4.0 | 4.9 | 6.2 | 7.7 | 9.5 |
| 180 | 4.4 | 5.5 | 6.9 | 8.6 | 10.7 |
| 200 | 4.9 | 6.2 | 7.7 | 9.6 | 11.9 |
| 225 | 5.5 | 6.9 | 8.6 | 10.8 | 13.4 |
| 250 | 6.2 | 7.7 | 9.6 | 11.9 | 14.8 |
| 280 | 6.9 | 8.6 | 10.7 | 13.4 | 16.6 |
| 315 | 7.7 | 9.7 | 12.1 | 15.0 | 18.7 |
| 355 | 8.7 | 10.9 | 13.6 | 16.9 | 21.1 |
| 400 | 9.8 | 12.3 | 15.3 | 19.1 | 23.7 |
| 450 | 11.0 | 13.8 | 17.2 | 21.5 | 26.7 |
| 500 | 12.3 | 15.3 | 19.1 | 23.9 | 29.7 |
| 560 | 13.7 | 17.2 | 21.4 | 26.7 | 33.2 |
| 630 | 15.4 | 19.3 | 24.1 | 30.0 | 37.4 |
| 710 | 17.4 | 21.8 | 27.2 | / | / |
| 800 | 19.6 | 24.5 | 30.6 | / | / |
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