| 主要性能规范 Main specifications
|
| 公称压力 Nominal pressure
|
0.6
|
1.0
|
1.6
|
2.0
|
2.5
|
4.0
|
5.0
|
6.4
|
10
| |
壳体试验压力 Shell test pressure
|
0.9
|
1.5
|
2.4
|
3.0
|
3.8
|
6.0
|
7.5
|
9.6
|
15
| |
高压密封试验 High pressure tight test
|
0.66
|
1.1
|
1.8
|
2.2
|
2.8
|
4.4
|
5.5
|
7.1
|
11
| |
适用介质及温度℃
Applicable media & Temperature
|
DYQ40型
|
水、蒸汽、纸浆等溶液
Water,vapor,pulp,and other solutions,t≤180℃
| |
DYQ40型
|
天然气、煤气、液化气、原油、重油 Natural gas,coal gas,liquefied gas,crude oil,and heavy oil,t ≤425℃
| |
DYQ40型
|
溶液、矿浆、氧化铝粉、煤粉、煤灰、含尘气体、废渣等
Solution,Ore oar,Alumina powder,coal fines,coal ash,dusty gas,
waste residues,etc.t ≤300℃
|
| |
主要零件材质及代号 Materials and codes of main parts
|
| 零件名称
Name of part
|
DYQ40型
|
DYQ40型
|
DYQ40型
| |
阀体
Valve body
|
碳钢WCB/不锈钢CF8
Carbon steel WCB
stainless steel CF8
|
碳钢WCB/不锈钢CF8
Carbon steel WCB
stainless steel CF8
|
碳钢WCB/不锈钢CF8
Carbon steel WCB
stainless steel CF8
| |
阀杆
Valve stem
|
2Cr13/304
|
2Cr13/304
|
2Cr13/304
| |
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| | |
|
15351931660