Size | |||
Item No | L (mm) | Item No | L (mm) |
DN50 | 190 | DN-150 | 310 |
DN65 | 210 | DN-200 | 420 |
DN80 | 225 | DN-250 | 530 |
Test pressure | |||
Cast iron | Ductile iron | Bronze | Stainless steel |
21 kg/cm2 | 28 kg/cm2 | 21 kg/cm2 | 28 kg/cm2 |
Working pressure | |||
Cast iron | Ductile iron | Bronze | Stainless steel |
14 kg/cm2 | 21 kg/cm2 | 14 kg/cm2 | 21 kg/cm2 |
No | Part name | Material | |||
1 | Upper cover | Cast iron | Ductile iron | Bronze | Stainless steel |
2 | Spring | Stainless steel | |||
3 | Bolt | Stainless steel | |||
4 | Main body | Cast iron | Ductile iron | Bronze | Stainless steel |
5 | Diaphragm | NBR | |||
6 | Diaphragm fixing shaft | Bronze | Bronze | Bronze | Stainless steel |
7 | Shaft | Cast iron | Ductile iron | Bronze | Stainless steel |
8 | Sealing | NBR | |||
9 | Seat | Bronze | Bronze | Bronze | Stainless steel |
10 | Shaft | Bronze | Bronze | Bronze | Stainless steel |
11 | Flow control valve | Bronze | Bronze | Bronze | Stainless steel |
12 | Strainer | Stainless steel | |||
13 | Pressure reducing controller | Bronze | Bronze | Bronze | Stainless steel |