JIS-10K(PN16、PN10) |
FIG.066N-铸铁缓冲式止回阀 | |
CAST IRON SILENT CHECK VALVE |
Renewable body & disc seat rings,Leader disc,Prevention water hammer. |
|
零件 PART |
材质 MATERIAL |
阀体 BODY |
CAST IRON (FC20) |
阀盘 DISC |
CAST BRASS(YBSC3)2"~3"
DUCTILE IRON(FCD45)4"~12" |
阀座 BODY SEAT |
CAST BRASS (YBSC3) |
阀座环 SEAT RING |
NBR |
阀杆 STEM |
BRASS (B16) |
弹簧 SPRING |
STAINLESS STEEL (304) | |
|
尺寸 |
2 |
21/2 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
L |
157 |
200 |
210 |
220 |
258 |
280 |
280 |
315 |
370 |
D |
155 |
175 |
185 |
210 |
250 |
|
330 |
400 |
445 | |
最高使用压力 |
试验压力(水压) |
80°C以下之静流水 |
80°C以下之脉动水 |
阀体 |
阀座 |
14.0kg f/cm2 |
10.0kg f/cm2 |
21.1kg f/cm2 |
15.4kg f/cm2 | |