船用快关阀 GB/T 5744-1993
Marine Quick-closing Valve GB/T5744-93
性能规范Technical Data
|
公称压力 Nominal Pressure (MPa) |
公称通径 Nominal Diameter (mm) |
适用介质 Applicable Medium |
|
0.25 |
20-150 |
海水、淡水、滑油、燃油和t≤220℃的蒸汽 Sea water,Fresh water， Fuel oil and steam (t≤220℃) |
主要零件材料 Material of main parts
|
名称 name |
材料 material |
牌号Marks |
|
阀体、阀盖 body \cover |
铸钢 Cast Steel |
ZG230-45 |
|
阀盘disc |
优质碳素钢 Carbon Steel |
钢45# |
|
缸体cylinder body |
铸铝青铜 Cast Aluminum Bronze |
ZQA19-2 |
|
阀杆stem |
不锈钢 Stainless Steel |
2Cr13 |
|
活塞piston |
锌黄铜 Zine Brass |
H62 |
型式Type:AS\AQ\ASS\AQS , BS\BQ\BSS\BQS
主要结构尺寸 Main structure dimension
|
通径 DN |
D |
C |
n-d |
L |
H |
||
|
AS |
BS |
AS |
BS |
||||
|
20 |
90 |
65 |
4-Ø11 |
150 |
95 |
240 |
320 |
|
25 |
100 |
75 |
4-Ø11 |
160 |
100 |
242 |
325 |
|
32 |
120 |
90 |
4-Ø14 |
180 |
105 |
245 |
330 |
|
40 |
130 |
100 |
4-Ø14 |
200 |
115 |
274 |
365 |
|
50 |
140 |
110 |
4-Ø14 |
230 |
125 |
283 |
381 |
|
65 |
160 |
130 |
4-Ø14 |
290 |
145 |
325 |
437 |
|
80 |
190 |
150 |
4-Ø18 |
310 |
155 |
350 |
466 |
|
100 |
210 |
170 |
4-Ø18 |
350 |
175 |
375 |
500 |
|
125 |
240 |
200 |
8-Ø20 |
400 |
200 |
400 |
540 |
|
150 |
295 |
225 |
8-Ø20 |
480 |
225 |
430 |
580 |
