天然氣的輸送因此也成為了各大生產運行單位科研部門主要研究的方向及目標。目前我國天然氣輸送行業(yè)主要以管道輸送為主,同時存在氣瓶輸送、固態(tài)輸送等多種形式。在長輸天然氣管道中,為增加輸氣效率,一般都建有中間壓氣站,即利用壓縮機將其他形式的能量,如電能、機械能等,轉化為壓力能,從而達到增加單位時間輸送量和輸送速度的目的。而離心式壓縮機因為其效率高、維護量低、故障率低等諸多特點,漸漸在各類壓縮機中脫穎而出,成為新建壓氣站的機型。
ALLEN BRADLEY觸摸屏 2711NL5
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BALLUFF INDUCTIVE SENSOR RPTA 1803-PU-03 *NEW IN BAG*
BALLUFF PROXIMITY SENSOR BES516-3017 BES5163017 E4-C-PU 10-30 V DC 150mA
BALLUFF PROXIMITY SENSOR BES516-3017 BES5163017 E4-C-PU 10-30 V DC 150mA
Balluff Photoelectric Emitter BLS 65K-1-G50-1
Balluff BTL5-M-2814-1S Transducer BTL5M28141S
alluff BTL5-M-2814-1S Transducer BTL5M28141S
Balluff BCSM18KM3-PSC80G-S04G Cap Active 24Vdc Proximity Switch BCSM18KM3 - USED
Balluff BCSM18KM3-PSC80G-S04G Cap Active 24Vdc Proximity Switch BCSM18KM3 - USED
BALLUFF INDUKTIVSENSOR BES 516-370-G-ES-Y-S49 OVP
BALLUFF BES 516-324-G-E4-C-PU-03, INDUCTIVE SENSOR, SENSING RANGE: 2MM, #233488
1 NIB BALLUFF BLS-18K-XX-1J-B1-L2 BLS18KXX1JB1L2 PROXIMITY SWITCH
BALLUFF P/n BES M12EG1-PSC60Z-S04G-S11
Balluff BES 5-6-3008-G-E4-C-PU-05 1.5mm N.O. Inductive Proximity Sensor
BALLUFF BESM12MD1-NSC60B-S04G PROXIMITY SENSOR *NEW IN FACTORY BAG*
BALLUFF BOS 18M-WO-7RB-BO-L PHOTOELECTRIC SENSOR 20-50VAC 45-65HZ
BALLUFF M12 2MM PROXIMITY SENSOR, RXT-1202-PU1 *NEW*
BALLUFF M12 2MM PROXIMITY SENSOR, RXT-1202-PU1 *NEW*
BALLUFF BES 516-324-G-E4-C-S49-00,2 INDUCTIVE SENSOR 10-30VDC 200MA, NEW #165298
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Balluff BES-516-209-S21-E Sensors
R900414568 4 WEH 10 D2X/6AG110NZ5L
R900358832 4 WEH 10 D2X/6AG12NETD/5
R900368745 4 WEH 10 D2X/6AG12NETD/V/5
R900358435 4 WEH 10 D2X/6AG12NETZ4
R900388912 4 WEH 10 D2X/6AG12NETZ4/5
R900354240 4 WEH 10 D2X/6AG12NETZ4/B08
R900413035 4 WEH 10 D2X/6AG12NZ4
R900352457 4 WEH 10 D2X/6AG196NETZ5/B08
R900416922 4 WEH 10 D2X/6AG220NTSZ5L
R900409160 4 WEH 10 D2X/6AG220NZ5L
R900499329 4 WEH 10 D2X/6AG24ETSZ4
R900499805 4 WEH 10 D2X/6AG24ETZ4
R900379586 4 WEH 10 D2X/6AG24ETZ4 SO 388
R900391304 4 WEH 10 D2X/6AG24ETZ5L
R900340294 4 WEH 10 D2X/6AG24EZ4
R900341743 4 WEH 10 D2X/6AG24N9ES2Z4 SO 388
R900483957 4 WEH 10 D2X/6AG24N9ETK4
R900492630 4 WEH 10 D2X/6AG24N9ETK4/B08
R900357750 4 WEH 10 D2X/6AG24N9ETK4/T06
R900407723 4 WEH 10 D2X/6AG24N9ETS2K4
R900407724 4 WEH 10 D2X/6AG24N9ETS2K4 SO 388
R900361801 4 WEH 10 D2X/6AG24N9ETS2Z4
R900345018 4 WEH 10 D2X/6AG24N9ETZ4
R900387332 4 WEH 10 D2X/6AG24N9ETZ4/11
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又由于氧化膜具有良好吸附性與涂層及有機層能牢固結合,因而常用作于家庭不粘廚具、煲類及煎鍋類產品上。表--低溫陽極氧化技術參數1氧化膜35~55m2顯微硬度HV=35KG/平方毫米3絕緣阻值1KΩ4擊穿電壓值45V表--對外加工項目序號項目名稱工藝要求單價1常溫氧化(5~7m)鋁原色:平光根據實際確定化學拋光:亮光著色:光滑2低溫氧化(35~45m)內外磨砂紋紋光原坯原色拋光,光滑鋁合金硫酸陽極氧化氧化膜質量:鋁合金硫酸陽極氧化氧化膜質量好壞,抗蝕防護性能的優(yōu)劣主要取決于鋁合金的成分,膜層厚度以及陽極氧化處理工藝條件,如溫度、電流密度、使用水質及陽極氧化后的填充封閉工藝等。
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