DIN 3227返回 Back
| DIN 3227, 建筑物饮用水供水阀.角辅助阀 Valves for potable water supply in buildings - Angle service valves | ||
| 3 Dimensions, designation | ||
| 4 Materials | KTW | |
| 成分 | ||
| 脱锌测试 | ||
| 5 Design | ||
| 6 Requirements and tests | 6.2 Tightness | |
| 6.3 Pressure strength | ||
| 6.4 Strength of Terminals | 6.4.1 tensile Strength | |
| 6.4.2 pressure shock loading | ||
| 6.5 Strength of the actuators | 6.5.1 torsional | |
| 6.5.2 endurance | ||
| 6.6 Flow | ||
| 6.7 Acoustic behavior | ||
| 送样规格 Sample Size: 12pcs | ||
| Lead time 周期: 20 working days | ||
Sample for reference 参考图片:
