产品别名 |
阀门,继电器,变压器,光源 |
面向地区 |
批发AUTOMA,AD40-15S1-S/VKyongbo京甫DM1T-PF61,DM1T-HZ61中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-S DLF-BS DLF-SL DLF-LB-1S DLF-103 DLF-303 DLF-503 DLF-1
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-2 DLF-3 DLF-4 DLF-4P-4S-GH DLF-4P-4S-FH DLF-4P-4S-G DE-5H
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4S-F DLF-4P-4T DLF-4P-4V DLF-4P-4N DLF-4P-4P DLF-4P-4S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器表DI-65A DI-100A DI-100D DL-200D DLC-2M DEC-4U2WN DEC-5U-2WN
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DFI-24V DFI-24VN DFIC-4D DFIC-4DN DFIC-4U DFIC-4P DFIC-4U-M
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DPC-10 DFC-2U DFC-4U DFC-4U-2W DFC-4U-2WN DLC-4P DLC-4U-MC
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-1S DLF-1P-1S DLF-4P-4S DLF-1P-1P DLF-4P-1P DLF-4P-4P 3、金属表面处理阀门连接螺铨常用镀锌、镀铬、氧化(发蓝)处理耐大气、耐介质腐蚀的能力.其他紧固件除采用上述处理外,还根据情况采用磷化等表面处理。密封面以及口径不大的关闭件,常采用渗氮、渗硼等表面工艺,它的耐蚀性和耐磨性.38CrMoAlA制作的阀瓣,渗氮层≥0.4mm。 表示符 DBB。5上密封backseat,backface当阀门全开时,介质由填料函处渗漏的一种密封结构。6内压自封pressureseal利作介质压力使阀体与阀盖连接处实现自动密封的结构。7阀杆头部尺寸dimensionofvalvestemhead阀杆与手轮、手柄或其它操纵机械装配连接部位的结构尺寸。操作机构及显示盘离地面距离≥1.5m时,应设有杆设施,且固定稳牢,以便人们从地面上观察及操作。气动止回阀的:、阀门某一规格批量制造时,应委托性机构进行以下性能的检测:①阀门在工压状况下的启闭力矩;②在工压状况下,能阀门关闭严密的连续启闭;③阀门在管道输水状况下的流阻系数的检测。也就是说,管网中的阀门启闭操作,不宜下井作业。、阀门在出厂前应进行以下的检测:①阀门在开启状况下,阀体应承受阀门工压值二倍的内压检测;②阀门的关闭状况下,两侧分别承受1.1倍阀门工压值,无渗漏;但金属密封的蝶阀,渗漏值亦不大于相关要求。气动止回阀的内外防腐:、阀体(包括变速传动箱体)内外,应抛丸清砂除锈,力求静电喷涂粉状环氧。
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-1P-1N DLF-4P-4N DLF-1P-1V DLF-4P-1V DLF-4P-4P DLF-1P-1T
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-1T DLF-4P-4T DLF-4P-1S-F DLF-4P-4S-F DLF-1P-1S-G DE-5F
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4S-G DLF-1P-1S-FH DLF-4P-1S-FH DLF-4P-1S-GH DQ-4F DQ-4S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DFS-1B DFS-4B DFS-2S DFS-3S DFS-4S DU-03 DU-05 DU-08 DU-08-E DU
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DU-08-B DPS-500 DPS-500L DRF-100S DRF-200F DRF-200S DC-103 DC-300
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DC-100S DC-100F DC-300 DCAL-100S DVS-100 DVS-100-E DSP-100 DSP-200
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DSP-300 DLG-100F-T-2S DMC-100S DMC-3S DH-100F DH-100S DH-200S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DGS-100A DGS-100 DGL-200 DGL-200L DT-200 DT-300 DT-400 DT-500
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DT-600 DF-4P-4S DF-4P-4S-2W DF-4S DF-4S-2W DF-300 DF-300-2W DF-500
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DF-500-2W DF-600 DF-600-2W DC-300-B DQS-4S DQS-4S-2W DQL-4F DQL-4F-2W
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DQH-4F DQH-4F-2W DR-5H DE-5H-2W DE-5F DE-5F-2W DE-5S DR-5S-2W 耐磨损球阀其密封副采用超音速火焰喷涂碳化钨超耐磨合金进行处理,具有高硬度和超常耐磨的性能,硬度达HRC75~80,使用寿命是目前常规硬密封球阀的8倍;适合于有机硅、多晶硅项目等特殊工况。该球阀耐磨损、耐腐蚀、易启动,且具有自清洗功能,适用于输送浆体或有杂质的管道。消防水阀井应有明显的标志;(10)水平管道上的高压电磁阀,阀杆方向可按下列顺序确定:垂直向上;水平;向上倾斜45°;向下倾斜45°;不得垂直向下;(11)阀杆水平安装的明杆式高压电磁阀,当高压电磁阀开启时,阀杆不得影响通行。止回阀的安装需要注意的地方(1)安装位置、高度、进出口方向符合设计要求,注意介质流动的方向应与阀体所标箭头方向一致,连接应牢固紧密。(2)高压电磁阀安装前进行外观检查,高压电磁阀的铭牌应符合现行通用高压电磁阀标志GB12220的规定。对于工作压力大于1.0MPa及在主干管上起到切断作用的高压电磁阀,安装前应进行强度和严密性能试验,合格后方准使用。强度试验时,试验压力为公称压力的1.5倍。 不要在阴螺纹上涂密封剂,因为在阴螺纹上多余的密封剂会被挤进阀。对于特殊下,需要调节阀水平安装在的管道上时,也应将调节阀进行支撑(调节阀除外)。安装时,要避免给调节阀带来附加应力);8.确保在阀门的上面和下面留有足够的空间以便在检查和时容易地拆卸执行机构或阀芯。
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DT-200 DT-300 DT-400 DT-500 DT-600 DF-4P DF-4S DF-300 DF-400
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DGS-100 DGS-100A DGS-500 DGL-200 DGL-200L DPS-500 DPS-500L DC-100S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DRF-100S DRF-200F DMC-3S DMC-100S DFS-1S DFS-2S DH-100F DH-100S DH-200S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器HL-100 HL-101 HL-400 DLT-1100 DP-100S DLF-1 DLF-S DLF-BS DLF-SL DLF-LB-1S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-1P-1S DLF-4P-1S DLF-4P-4S DLF-4P-4P DLF-4P-1N DLF-4P-4N DLF-4P-1V
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4V DLF-4P-1S-F DLF-4P-4S-F DLF-4P-1S-G DLF-4P-4S-G DLF-4P-1S-FH
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4S-FH DLF-4P-1S-GH DLF--1S-GH DLF-4P-4S-GH DLF-103 DLF-303
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-503A DFIC-4U DFIC-4P DFIC-4U-M DFIC-4D DFIC-4DN DFI-24VN DFI-24V
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DPC-10 DPC-2U DPC-3U DPC-3U-2W DPC-4U DPC-4U-2W DPC-3U-2WN DLC-2M-AL
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLC-3U DLC-3U-2W DLC-4U DLC-4U-2W DLC-4U-MC DLC-4U-M-2W DLC-2M DLC-3M
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DEC-4U-2WN DEC-5U-2WN DQC-3UN DQC-4U-M-2W DQC-4U-MC-2W DPS-6000 DPI-5000
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DI-200D DI-100A DI-65A DI-100D转换器DT-200R DI-65A DI-100A DI-100D DL-200D
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-S DLF-BS DLF-SL DLF-LB-1S DLF-103 DLF-303 DLF-503 DLF-1 DLC-4U-M-2W
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-2 DLF-3 DLF-4 DLF-4P-4S-GH DLF-4P-4S-FH DLF-4P-4S-G DC-300-B
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4S-F DLF-4P-4T DLF-4P-4V DLF-4P-4N DLF-4P-4P DLF-4P-4S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DFI-24V DFI-24VN DFIC-4D DFIC-4DN DFIC-4U DFIC-4P DFIC-4U-M
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DPC-10 DFC-2U DFC-4U DFC-4U-2W DFC-4U-2WN DLC-4P DLC-4U-MC DLC-4U-M-2W
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLC-2M DLC-3M DEC-4U2WN DEC-5U-2WN DLF-503 DLC-4P DE-5S采用此法要注意节流件的耐冲蚀能力。增大节流间隙法:介质中的固体颗粒或管道中被冲刷掉的焊渣和锈物等因过不了节流口造成堵塞、卡住等故障,可改用节流间隙大的节流件—节流面积为开窗、开口类的阀芯、套筒,因其节流面积集中而不是圆周分布的,故障就能很容易地被排除。直通改为角形法:直通为倒S流动,流路复杂,上、下容腔死区多,为介质的沉淀提供了地方。角形连接,介质犹如流过90℃弯头,冲刷性能好,死区小,易设计成流线形。如果是单、双座阀就可将柱塞形阀芯改为“V”形口的阀芯,或改成套筒阀等。外接冲刷法:对一些易沉淀、含有固体颗粒的介质采用普通阀调节时,经常在节流口、导向处堵塞。可在下阀盖底塞处外接冲刷气体和蒸汽。当调节阀产生堵塞或卡住时。⑴止回阀类型:H代表止回阀;⑵止回阀连接:4法兰、6焊接、7对夹;⑶止回阀形式:1升降式、2立式、4旋启式、6双瓣式、8?。蝶阀又叫翻板阀,是一种结构简单的调节阀,可用于低压管道介质的开关控制的蝶阀是指关闭件(阀瓣或蝶板)为圆盘,围绕阀轴来达到开启与关闭的一种阀,阀门可用于控制空气、水、蒸汽、各种腐蚀性介质、泥浆、油品、液态金属和放射性介质等各种类型流体的流动。在管道上主要起切断和节流作用。蝶阀启闭件是一个圆盘形的蝶板,在阀绕其自身的轴线,从而达到启闭或调节的目的。蝶阀结构主要由阀体、阀杆、蝶板和密封圈组成。阀体呈圆筒形,轴向长度短,内置蝶板。蝶阀工作原理:蝶板由阀杆带动,若转过90°,便能完成一次启闭。 电厂阀门填料室泄漏的带压堵漏处理采用注剂式带压堵漏是目前比较可靠的一种,它采用夹具和液压注射工具,将密封剂注夹具与泄漏部位部分外表面所形成的密封空,迅速地弥补各种复杂的泄漏缺陷。
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-1S DLF-1P-1S DLF-4P-4S DLF-1P-1P DLF-4P-1P DLF-4P-4P
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-1P-1N DLF-4P-4N DLF-1P-1V DLF-4P-1V DLF-4P-4P DLF-1P-1T
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-1T DLF-4P-4T DLF-4P-1S-F DLF-4P-4S-F DLF-1P-1S-G
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DLF-4P-4S-G DLF-1P-1S-FH DLF-4P-1S-FH DLF-4P-1S-GH
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DFS-1B DFS-4B DFS-2S DFS-3S DFS-4S DU-03 DU-05 DU-08 DU-08-E DU
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DU-08-B DPS-500 DPS-500L DRF-100S DRF-200F DRF-200S DC-103
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DC-100S DC-100F DC-300 DCAL-100S DVS-100 DVS-100-E DSP-100 DSP-200
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DSP-300 DLG-100F-T-2S DMC-100S DMC-3S DH-100F DH-100S DH-200S
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DGS-100A DGS-100 DGL-200 DGL-200L DT-200 DT-300 DT-400 DT-500
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DT-600 DF-4P-4S DF-4P-4S-2W DF-4S DF-4S-2W DF-300 DF-300-2W DF-500
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DF-500-2W DF-600 DF-600-2W DC-300-B DQS-4S DQS-4S-2W DQL-4F DQL-4F-2W
中山立讯电气批DAEHAN SENSOR CO.LTD(DHS)大韩传感器DQH-4F DQH-4F-2W DR-5H DE-5H-2W DE-5F DE-5F-2W DE-5S DR-5S-2W