|
公称压力Nominal Pressure( bar) |
10 |
16 |
25 | |
|
试验压力(MPa)
TestingPressure |
壳 体Shell |
1.5 |
2.4 |
3.75 |
|
密 封Seal |
1.1 |
1.76 |
2.75 | |
|
铸铁法兰连接标准
Cast Iron Flange Standard |
GB/T 17241.6-98 | |||
|
铸钢法兰连接标准
Carbon Steel Flange Standard |
GB/T 9113.1-2000 | |||
|
名 称 Name |
材 料 Material |
|
阀体,导流体
Body, Flow deflector |
铸铁,球墨铸铁,铸钢 Cast Iron,Ductile Bronze,Carbon Steel |
|
阀座,轴瓦,阀瓣,轴
Seat, Bearing bush,
Valve petal, Stem |
青铜或不锈钢Bronze,Stainless Steel |
|
弹 簧Spring |
不锈钢Stainless Steel |
|
DN(mm) |
L |
|
50 |
120 |
|
65 |
150 |
|
80 |
180 |
|
100 |
240 |
|
125 |
300 |
|
150 |
350 |
|
200 |
450 |
|
250 |
500 |
|
300 |
550 |
|
350 |
575 |
|
400 |
600 |
|
450 |
650 |
|
500 |
700 |