| 球閥主要性能規范 Main specifications | | 公稱壓力 Nominal pressure | 0.6 | 1.0 | 1.6 | 2.0 | 2.5 | 4.0 | 5.0 | 6.4 | 10 | | 殼體試驗壓力 Shell test pressure | 0.9 | 1.5 | 2.4 | 3.0 | 3.8 | 6.0 | 7.5 | 9.6 | 15 | | 高壓密封試驗 High pressure tight test | 0.66 | 1.1 | 1.8 | 2.2 | 2.8 | 4.4 | 5.5 | 7.1 | 11 | 適用介質及溫度℃
Applicable media & Temperature | DYQ40型 | 水、蒸汽、紙漿等溶液
Water,vapor,pulp,and other solutions,t≤180℃ | | DYQ40型 | 天然氣、煤氣、液化氣、原油、重油 Natural gas,coal gas,liquefied gas,crude oil,and heavy oil,t ≤425℃ | | DYQ40型 | 溶液、礦漿、氧化鋁粉、煤粉、煤灰、含塵氣體、廢渣等
Solution,Ore oar,Alumina powder,coal fines,coal ash,dusty gas,
waste residues,etc.t ≤300℃ |
| | 球閥主要零件材質及代號 Materials and codes of main parts | 零件名稱
Name of part | DYQ40型 | DYQ40型 | DYQ40型 | 閥體
Valve body | 碳鋼WCB/不銹鋼CF8
Carbon steel WCB
stainless steel CF8 | 碳鋼WCB/不銹鋼CF8
Carbon steel WCB
stainless steel CF8 | 碳鋼WCB/不銹鋼CF8
Carbon steel WCB
stainless steel CF8 | 閥桿
Valve stem | 2Cr13/304 | 2Cr13/304 | 2Cr13/304 | 閥芯密封副
Sealing set for valve body | WCB/CF8+Cr | WCB/CF8+硬化合金鋼
WCB/CF8+Hardens alloy steel
| 特種硬化合金鋼質
JK117/17Co合金
Special hardened alloy
steel JK117/17Co alloy steel | 閥座密封副
Sealing set for valve seat | PTFE/Molon | WCB/CF8+硬化合金鋼
WCB/CF8+Hardens alloy steel | 特種硬化合金鋼質
JK117/17Co合金
Special hardened alloy
steel JK117/17Co alloy steel |
| 說明：1、本產品法蘭連接尺寸按GB/T 9113.1-2000.ASME/ANSI 16.5規定的突面法蘭；
2、結構長度參照GB 12221-2005，ASNE B16.10的規定；
3、制造和驗收技術條件參照GB12237-89，API 6D；
4、壓力試驗按JB/T9092-1999，GB/T13927-92，AP1598的要求 |
|
