船用鑄鋼法蘭直角截止閥性能規(guī)范Technical Data
船用鑄鋼法蘭直角截止閥主要零部件材質(zhì)Materials of Main Parts
零件名稱Parts Name |
材料Material |
|
名稱I\lame |
牌號Marks |
閥體、閥蓋Body/Cove |
鑄鋼Cast Steel |
ZG230-450 |
閥盤、閥座Disc/Seat |
不銹鋼Stainless Steel |
ZG2Cr13 |
閥桿螺母Yoke Bushing YokeNut |
黃銅Brass |
Cu2n40Pb2 |
閥桿Stem |
不銹鋼Stainless Steel |
1Cr13 |
|
|
|
船用鑄鋼法蘭直角截止閥基本尺寸Dimensions
公稱通徑 DN |
結(jié)構(gòu)尺寸 Structure Dimension |
法蘭連接尺寸 Connection Dimension of Flange |
參考重量 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 |