VT-VSPA2-1-20/VO/T5原装力士乐现货
武穴黎翔机电设备有限公司,询价联系人:何女士
询价,
询价
询价,
对于双作用的气动、液动、电动执行机构,一般都没有复位弹簧。作用力的大小与它的运行方向无关,因此,选择执行机构的关键在于弄清最大的输出力和电机的转动力矩。对于单作用的气动执行机构,输出力与阀门的开度有关,调节阀上的出现的力也将影响运动特性,因此要求在整个调节阀的开度范围建立力平衡
VT-SWMA5-5-1X/V0/0
VT-PA-2
VT-SSPA1-508-20/V0/I
VT-VPRAP1-540-10/V0/T-SI
VT-VPRAP1-540-10/V0/SI
VT-VACAP-500-20/V0/2CH
VT-VACAP-500-20/V0
VT-VARAP1-527-20/V0/3/2VAX
VT-VARAP1-527-20/V0/2STV
VT-VARAP1-537-20/V0/5/3V
VT-VARAP1-537-20/V0
VT-VARAP1-527-20/V0
VT-NE502-1X/V0/0
VT-VACAS-500-10/V0/HRV
VT-VACAP-500-10/V0/2CH
VT-VRRA1-527-10/V0/RV
VT-VACAF-500-10/V0
VT-VNE1-5-1X/V0/0
VT-SSPA1-525-20/V0/I
VT-SSPA1-508-20/V0
VT-SSPA1-525-20/V0
VT-KACAB-500-10/V0
VT-MACAS-500-10/V0/I现货
VT-MACAS-500-10/V0
VT-VRPA2-537-10/V0/RTS
VT-VRPA2-527-10/V0/RTS
VT-VARAM1-527-10/V0/TIME
VT-VARAM2-537-10/V18
VT-VARAM1-527-10/V18
VT-VACDS-500-10/V0/AMS
VT-VACDS-500-10/V0/DMS
VT-VACDS-500-10/V0/DM
VT-VACAI-500-10/V0/VLRD
VT-MSPA1-508-10/V0
VT-VPRAP1-540-10/V0/T
VT-VACAP-500-10/V0
VT-VRRA1-527-10/V0
VT-MARAM1-537-10/V0/X2
VT-SWMA4-5-1X/V0/0
VT-VRPA2-537-10/V0/RTP
VT-VRPA2-527-10/V0/RTP
VT-PA-1
VT-SWKA3-5-1X/V0/0
VT-VACAS-500-10/V0/LVAR
VT-PA-3
VT-BNE1-5-1X/V0/0
VT-VPRAP1-540-10/V0
VT-MNE1-5-1X/V0/0
VT-SWMA3-5-1X/V0/0
VT-SWMA2-5-1X/V0/0
VT-MSPA2-525-10/V0
VT-SWMA1-5-1X/V0/0
VT-VRPA1-537-10/V0/QV-RTP
VT-VRPA1-527-10/V0/QV-RTP
VT-VRPA1-537-10/V0/QV
VT-VRPA1-527-10/V0/QV
VT-SWKA2-5-1X/V0/0
VT-SWKA1-5-1X/V0/0
VT-VPRAS1-527-10/V0
VT-VARAP1-527-10/V0/3/2VAX
VT-VARAP1-527-10/V0/2STV
VT-VARAP1-537-10/V0/5/3V
VT-VARAP1-537-10/V0
VT-VARAP1-527-10/V0
。
对执行机构输出力确定后,根据工艺使用环境要求,选择相应的执行机构。对于现场有防爆要求时,应选用气动执行机构。从节能方面考虑,应尽量选用电动执行机构。若调节精度高,可选择液动执行机构。如发电厂透明机的速度调节、炼油厂的催化装置反应器的温度调节控制等。
调节阀的作用方式只是在选用气动执行机构时才有,其作用方式通过执行机构正反作用和阀门的正反作用组合形成。组合形式有4种即正正(气关型)、正反(气开型)、反正(气开型)、反反(气关型),通过这四种组合形成的调节阀作用方式有气开和气关两种。
现货特价型号:4WEH16E7X/6HG24N9ETK4/B10 2台
D634-371CR24K02MONSS2 3台DG4V-3-6C-M-U-H7-60 10台
DG4V-3-2N-M-U-H7-60 15台DG4V-3-2A-M-U-H7-60 10台
H-507848 30只 3DR16P5-5X/100Y/00M 1台
VT11006-1X
VT-DFPE-A-2X/G24K0/0A1V/V
VT10406-3X/FXY-1S-RXY
VT5041-2X/1-0V VR2C.0
VT5014-3X/R1E
VITON SEAL KIT FOR SL10PA2-3X
VT-VSPA2-50-1X/T1
VT-VRPA2-1-1X/VO/T1
VT-VSPA2-50-1X/T5
VT5014-3X/R5E
VT-VSPA2-50-1X/T1
VT-MSPA1-508-10/V0
VT-VSPA2-1-20/V0/T5
VT-HNC100-1-23/W-08-P-0现货
VT-HNC100-2-21/W-16-P-0 货期3-4周
VT-VSPA1-1-1X
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VT-VRPA2-2-2X/V0/T1
VT-VSPA1-2-1X/V0/0
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VT-VRPA1-100-1X/V0/0
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VT-VSPD-1-2X/V0-0-0-1
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VT-VRPA1-537-10/V0/QV
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VT-VRPA1-537-10/V0/PV
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VT-SR2-1X/1-60
VT-VRPA1-527-20/V0/RTS-2/2V
VT-MSPA1-525-1X/V0
VT-VSPA1-508-10/V0/RTP
VT-VRPA1-527-20/V0/RTS-2STV
VT-VRRA1-537-20/V0
VT-VRRA1-537-20-0
VT-VRPA2-537-1X/V0/RTS
由0811 405 102 VT-VRPA1-537-10-V0/PV-RTP
VT-VRPA1-537-10-V0/QV-RTP
VT-VETSY-1-1X/1-2-1-1-1/
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VT-HNC100-1-23/W-08-0-0
VT-HNC100-4-30/P-I-00/G04