上装式偏心半球阀DYQ40的详细描述：
上装式偏心半球阀【DYQ40】
一、主要性能规范 | | 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℃ | | | 二、主要零件材质及代号 | 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
stainle teel CF8 | 碳钢WCB/不锈钢CF8
Carbon steel WCB
stainle teel CF8 | 碳钢WCB/不锈钢CF8
Carbon steel WCB
stainle teel CF8 | 阀杆
Valve stem | 2Cr13/304 | 2Cr13/304 | 2Cr13/304 | 阀芯密封副
Sealing set for valve body | WCB/CF8+Cr | WCB/CF8+硬化合金钢
WCB/CF8+Hardens alloy steel
| 特种硬化合金钢质
JK117/17Co合金
Special hardened alloy
steel JK117/17Co alloy steel | 阀座密封副
Sealing set for valve seat | PTFE/Molon | WCB/CF8+硬化合金钢
WCB/CF8+Hardens alloy steel | 特种硬化合金钢质
JK117/17Co合金
Special hardened alloy
steel JK117/17Co alloy steel | | |
