船用铸钢法兰直角截止止回阀性能规范Technical Data
船用铸钢法兰直角截止止回阀主要零部件材质Materials of Main Parts
零件名称Parts Name |
材料Material |
|
名称I\lame |
牌号Marks |
阀体、阀盖Body/Cove |
铸钢Cast Steel |
ZG230-450 |
阀盘、阀座Disc/Seat |
不锈钢Stainless Steel |
ZG2Cr13 |
阀杆螺母Yoke Bushing YokeNut |
黄铜Brass |
Cu2n40Pb2 |
阀杆Stem |
不锈钢Stainless Steel |
1Cr13 |
|
|
|
船用铸钢法兰直角截止止回阀基本尺寸Dimensions
公称通径 DN |
结构尺寸 Structure Dimension |
法兰连接尺寸 Connection Dimension of Flange |
参考重量 Weight |
(mm) |
L |
H |
Do |
D |
D1 |
b |
n |
do |
(kg) |
50 |
120 |
240 |
160 |
155 |
120 |
16 |
4 |
19 |
16.3 |
65 |
130 |
260 |
200 |
175 |
140 |
18 |
4 |
19 |
23.0 |
80 |
140 |
265 |
200 |
185 |
150 |
18 |
8 |
19 |
25.3 |
100 |
160 |
300 |
250 |
210 |
175 |
18 |
8 |
19 |
37.0 |
125 |
180 |
350 |
280 |
250 |
210 |
20 |
8 |
23 |
57.1 |
150 |
205 |
400 |
315 |
280 |
240 |
22 |
8 |
23 |
77.2 |