产品特点：Features
重量轻，弹性好，耐气候，使用寿命长。
Light weight, good elasticity, weather resistance, long serving life.
压力要求：
Pressure Required
| 口径 | 工作压力 | 爆破压力 | |||||
| (inch/mm) | (Bar | Mpa | Psi) | (Bar | Mpa | Psi) | |
| 1" | 25 | 13-25 | 1.3-2.5 | 190-365 | 39-75 | 3.9-7.5 | 570-1090 |
| 1-1/4" | 32 | 8-25 | 0.8-2.5 | 190-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 1-1/2" | 38 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 1-3/4" | 45 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 2" | 52 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 2-1/2" | 64 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 2-3/4" | 70 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 3" | 75 | 8-25 | 0.8-2.5 | 120-365 | 24-75 | 2.4-7.5 | 350-1090 |
| 4" | 102 | 8-16 | 0.8-1.6 | 120-235 | 24-48 | 2.4-4.8 | 350-700 |
| 5" | 127 | 8-13 | 0.8-1.3 | 120-190 | 24-39 | 2.4-3.9 | 350-570 |
| 6" | 152 | 8-13 | 0.8-1.3 | 120-190 | 24-39 | 2.4-3.9 | 350-570 |
