华亚工业塑胶（太仓）有限公司
地 址：江苏省太仓市沙溪镇陶湾路1号
电 话：0512-53308888
手 机：13915776345 18962626888
Q Q：139157763
传 真：0512-53201788
E-mail：huaya188@126.com
网 址：www.huaya-tc.com
国标
| 公称直径 | 外径 | 化工级 | 给水级 | |||
|---|---|---|---|---|---|---|
| NominalSize | OD | 壁厚 | 公差 | 壁厚 | 公差 | |
| in | DN | mm | mm | mm+- | mm | mm+- |
| 1/2” | 15 | 20 | 2.3 | 0.3 | 2.0 | 0.3 |
| 3/4” | 20 | 25 | 2.8 | 0.3 | 2.0 | 0.3 |
| 1” | 25 | 32 | 3.6 | 0.3 | 2.4 | 0.3 |
| 1-1/4” | 32 | 40 | 3.0 | 0.3 | 2.0 | 0.3 |
| 1-1/2” | 40 | 50 | 3.7 | 0.3 | 2.4 | 0.3 |
| 2” | 50 | 63 | 4.7 | 0.3 | 3.0 | 0.3 |
| 2-1/2” | 65 | 75 | 5.5 | 0.3 | 3.6 | 0.3 |
| 3” | 80 | 90 | 6.6 | 0.3 | 4.3 | 0.3 |
| 4” | 100 | 110 | 8.1 | 0.4 | 4.8 | 0.4 |
| 5” | 125 | 140 | 10.3 | 0.5 | 6.1 | 0.5 |
| 6” | 150 | 160 | 11.8 | 0.5 | 7.0 | 0.5 |
| 8” | 200 | 225 | 16.6 | 0.7 | 9.8 | 0.7 |
| 10” | 250 | 250 | 18.4 | 0.9 | 10.9 | 0.9 |
| 12” | 300 | 315 | 23.2 | 1.0 | 13.7 | 1.0 |
| 公称直径 | 外径 | 化工级 | ||
|---|---|---|---|---|
| NominalSize | OD | 厚壁 | 公差 | |
| in | DN | mm | mm | mm |
| 1/2” | 15 | 21.34 | 3.73 | 0.15 |
| 3/4” | 20 | 26.67 | 3.91 | 0.15 |
| 1” | 25 | 33.40 | 4.55 | 0.15 |
| 1-1/4” | 32 | 42.16 | 4.85 | 0.15 |
| 1-1/2” | 40 | 48.26 | 5.08 | 0.20 |
| 2” | 50 | 60.33 | 5.54 | 0.20 |
| 2-1/2” | 65 | 73.03 | 7.01 | 0.25 |
| 3” | 80 | 88.90 | 7.62 | 0.30 |
| 4” | 100 | 114.30 | 8.56 | 0.40 |
| 5” | 125 | 141.30 | 9.53 | 0.50 |
| 6” | 150 | 168.28 | 10.97 | 0.50 |
| 8” | 200 | 219.08 | 12.70 | 0.50 |
| 10” | 250 | 273.05 | 15.06 | 0.50 |
| 12” | 300 | 323.85 | 17.45 | 0.50 |
