威格士叠加节流阀SBV11-8-C-0-24DG-00节流阀是通过改变节流截面或节流长度以控制流体流量的阀门。将节流阀和单向阀并联则可组合成单向节流阀。节流阀和单向节流阀是简易的流量控制阀,在定量泵液压系统中,节流阀和溢流阀配合,可组成三种节流调速系统,即进油路节流调速系统、回油路节流调速系统和旁路节流调速系统。节流阀没有流量负反馈功能,不能补偿由负载变化所造成的速度不稳定,一般仅用于负载变化不大或对速度稳定性要求不高的场合。
性能要求编辑
对节流阀的性能要求是:
·流量调节范围大,流量一压差变化平滑;
·内泄漏量小,若有外泄漏油口,外泄漏量也要小;
·调节力矩小,动作灵敏。
节流阀(Choke valve)的外形结构与截止阀并无区别,只是它们启闭件的形状有所不同。节流阀的启闭件大多为圆锥流线型,通过它改变通道截面积而达到调节流量和压力。节流阀供在压力降极大的情况下作降低介质压力之用。
介质在节流阀瓣和阀座之间流速很大,以致使这些零件表面很快损坏,即所谓气蚀现象。为了尽量减少气蚀影响,阀瓣采用耐气蚀材料(合金钢制造)并制成顶尖角为140~180的流线型圆锥体,这还能使阀瓣能有较大的开启高度,一般不推荐在小缝隙下节流。
特点编辑
1.构造较简单,便于制造和维修,成本低。
2.调节精度不高,不能作调节使用。
3.密封面易冲蚀,不能作切断介质用。
4.密封性较差。
分类编辑
节流阀按通道方式可分为直通式和角式两种;按启闭件的形状分,有针形、沟形和窗形三种。
可调节节流阀:阀针和阀芯采用硬质合金制造,产品按API6A标准设计,具有耐磨、耐冲刷性能。主要用于井口采油(气)树设备。
滑套式节流阀:阀芯采用低噪音平衡型结构,开启轻便,产品按API6A标准设计,阀芯表面覆盖碳化钨,适合于有闪蒸、高压差,高压力,空化等条件苛刻的场合,使用寿命长,流量调节精度大大提高。适用于石油,天然气,化工,炼油,水电等行业。DGMFN-5-X-A2W-B2W-30 NO:867335
DGMR-3-B1-FWA-50
C5GV 815 UG S3
C5GV 825 UG S3
KDG5V-7-33C170N-X-T-M-U-H1-10
DGMR-5-A1-FH-B1-FH-30
DGMR-3-A1-FH-B1-FH-50
DBW20B-1-52/100-6EG24N9K4
DR 20-4-52/100YM
4WEH16Y-7X/6EG24N9ETS2K4/M
SL1OPA1-4X/
4WRZ 16W6-150-70/6EG24N9ETK4/M
DBK/S
PRV12-12-S-0-30
SBV11-8-C-0-24DG-00
SV11-10-3-0-24DGH
CV11-12-P-O-5.0-00
SBV11-12-C-0-24DG-00
CV11-12-P-0-5.0-00
RV2-10-S-O-50
SBV11-8-C-0-24DG-00
SV13-16-0-0-24DG-00
DPS2-20-T-F-O-10
RSC45.2.2.8
CBGG-LJV
CBGG-LJN
CBGH-LCN
SBV11-8-C-0-24DG-00
RV2-10-S-O-50
SV13-16-0-0-24DG-00
CV11-12-P-0-5.0-00
CBV1-10-S-O-30/22
DG4V-3-22A-M-U-H7-60
SG307-F-150
RV1-10-1-O-9/35bar
SV3-10-0-0-24DG
CV1-10-N-P-0-00-005-00
DG4V-3-6C-M-U-H7
DSV2-8-B-0
DG4V-3-22A-M-U-H7-60
RSC45.2.1.30
RV2-10-S-0-50
DSV2-8-B-0
DG4V-3-2C-M-U-H7-60
CV1-10-P-0-65
CV1-10-N-P-0-00-005-00
RV2-10-S-0-50
Z2FS10-5-3X/V
Z2S10-1-3X
2FRM6B-36-2X/0.6QRV
2FRM6B-36-2X/16QRV
SL10PA1-4X
SL10PA2-4X
SL20PA2-4X
SV20PA1-4X
SV10PA2-4X
SL30PA1-4X
DBDS10P1X/200
DBDS10P1X/315
SL20PA1-4X
SL10PB2-4X
SL30PA2-4X
DBDS20K1X/50
DBDS20P1X/200
DBDS6P1X/200
SL30PB2-4X
Z2S6-2-6X
威格士现货库存
DG4V-3-6C-MUH760
DG4V-5-6CJ-MUH620
DG5S4-046C-T-MUH5-60
DG4V-3-2C-MU-H760
DG4V-5-2AJ-MUH620
DG4V-3-2A-MUH760
DG4V-3-6B-MUH760
DG4V-5-2CJ-MUH760
XG2V6FW10
DG4V-3-2BLMUH760
DGMFN-3-Y-A2W-B2W-41
DGMFN-3-Y-A2H-B2H
DGMFN-5-Y-A2W-B2W-30
DGFN0650
DGMPC-3-ABK-BAK-41
DGMPC-3-ABK-41
DGMPC3ABMBAM41
DGMDC-3-X-BK-41
DG3VP-3-103A-V-M-U-H-10
DGMX2-3-PA-CW-B40
DGMX2-3-PP-BH-B40
DGMX2-5-PP-BW-B-30
CVCS16D3B2910
RCG-10B1-30
KCG3160DZMUHL10
DGMPC5ABKBAK30
DGMX23PPBWB40
DGMFN5XA2WB2W30
DG4V3SOBMUH560
DGMX25PPFWB30
DGMPC7ABKBAK21
DG4V3S6NMUH560
CG2V 6CW 10
CVCS32PCB2910
DGPC06AB51
KCG3350DZMUH110
DG17V36C60
RV510S050
EFN1011B
CV110P030
KBDG5V-5-2C90NTM1PE7H110
CVI25D10H40
KFTG4V-5-2B70NZVMU1H720
EEAPAM119A10
KFDG4V32C28SZMU1H620
CVCS25C3B29W25011
DG4V3S2AMFWB560
DGMFN3XA2WB2W41
CVI32D16H40
KDG5V10-33C550N310EXVMUH111
PRV210S050
CVCS25WB2910
CVCS32XB29W25011
CVCS25UB29W25011
4CT110C21UB
DGMFN7YA2HB2H20
EFN0621B
DT8P1103011ENB
DGMC5PTBWB30
DGMX23PABWB40
DGMC5PTAWB30
DGMC23ABBWBABW41
力士乐双向节流阀Z2FS 6 B3-4X/1QV 性能要求编辑
对节流阀的性能要求是:
·流量调节范围大,流量一压差变化平滑;
·内泄漏量小,若有外泄漏油口,外泄漏量也要小;
·调节力矩小,动作灵敏。
节流阀(Choke valve)的外形结构与截止阀并无区别,只是它们启闭件的形状有所不同。节流阀的启闭件大多为圆锥流线型,通过它改变通道截面积而达到调节流量和压力。节流阀供在压力降极大的情况下作降低介质压力之用。
介质在节流阀瓣和阀座之间流速很大,以致使这些零件表面很快损坏,即所谓气蚀现象。为了尽量减少气蚀影响,阀瓣采用耐气蚀材料(合金钢制造)并制成顶尖角为140~180的流线型圆锥体,这还能使阀瓣能有较大的开启高度,一般不推荐在小缝隙下节流。
特点编辑
1.构造较简单,便于制造和维修,成本低。
2.调节精度不高,不能作调节使用。
3.密封面易冲蚀,不能作切断介质用。
4.密封性较差。
分类编辑
节流阀按通道方式可分为直通式和角式两种;按启闭件的形状分,有针形、沟形和窗形三种。
可调节节流阀:阀针和阀芯采用硬质合金制造,产品按API6A标准设计,具有耐磨、耐冲刷性能。主要用于井口采油(气)树设备。
滑套式节流阀:阀芯采用低噪音平衡型结构,开启轻便,产品按API6A标准设计,阀芯表面覆盖碳化钨,适合于有闪蒸、高压差,高压力,空化等条件苛刻的场合,使用寿命长,流量调节精度大大提高。适用于石油,天然气,化工,炼油,水电等行业。R900481623 Z2FS 6-2-4X/1QV
R900481624 Z2FS 6-2-4X/2QV
R900727967 Z2FS 6-2-4X/2QV/60
R900586224 Z2FS 6-3-4X/1QV
R900455714 Z2FS 6-3-4X/2QV
R900582719 Z2FS 6-5-4X/1QV
R900476838 Z2FS 6-5-4X/2QV
R900581165 Z2FS 6-7-4X/1QV
R900441810 Z2FS 6-7-4X/2QV
R900581526 Z2FS 6 A2-4X/1QV
R900439389 Z2FS 6 A2-4X/2QV
R901228007 Z2FS 6 A2-4X/2QV/60
R900507951 Z2FS 6 A3-4X/1QV
R900502066 Z2FS 6 A3-4X/2QV
R900532275 Z2FS 6 A5-4X/1QV
R900591603 Z2FS 6 A5-4X/2QV
R900584700 Z2FS 6 A7-4X/1QV
R900451197 Z2FS 6 A7-4X/2QV
R900438760 Z2FS 6 B2-4X/1QV
R900440565 Z2FS 6 B2-4X/2QV
R900584417 Z2FS 6 B3-4X/1QV
R900582339 Z2FS 6 B3-4X/2QV
R900595113 Z2FS 6 B5-4X/1QV
R900595709 Z2FS 6 B5-4X/2QV
R900560493 Z2FS 6 B7-4X/1QV
R900465879 Z2FS 6 B7-4X/2QV
R900523737 Z2FS 10-3-3X/V
R900517812 Z2FS 10-5-3X/V
R900523926 Z2FS 10-7-3X/V
R900524995 Z2FS 10 A3-3X/SV
R900569858 Z2FS 10 A3-3X/S2V
R900517813 Z2FS 10 A5-3X/SV
R900523578 Z2FS 10 A5-3X/S2V
R900526683 Z2FS 10 A7-3X/SV
R900032241 Z2FS 10 A7-3X/S2V
R900057401 Z2FS 10 B3-3X/SV
R900071261 Z2FS 10 B3-3X/S2V
R900520680 Z2FS 10 B5-3X/SV
R900517814 Z2FS 10 B5-3X/S2V
R900562269 Z2FS 10 B7-3X/SV
R901129841 Z2S 6-1-6X//60
R900727969 Z2S 6-1-6X//62
R900347504 Z2S 6-1-6X/V
R900924884 Z2S 6-1-6X/V SO55
R901142832 Z2S 6-1-6X/V SO150
R900747681 Z2S 6-1-6X/V/62
R900347496 Z2S 6-2-6X/
R900585169 Z2S 6-2-6X/SO55
R901249354 Z2S 6-2-6X/SO150
R901154311 Z2S 6-2-6X//62
R900347505 Z2S 6-2-6X/V
R900347497 Z2S 6-3-6X/
R900974726 Z2S 6-3-6X/SO55
R900347506 Z2S 6-3-6X/V
R900347498 Z2S 6A1-6X/
R900395754 Z2S 6A1-6X/SO40
R900532467 Z2S 6A1-6X/SO55
R900398310 Z2S 6A1-6X/SO60
R901107246 Z2S 6A1-6X//62
R900347507 Z2S 6A1-6X/V
R900407394 Z2S 10-1-3X/
R900407439 Z2S 10-1-3X/V
R900421985 Z2S 10-2-3X/
R900436801 Z2S 10-2-3X/V
R900431003 Z2S 10-3-3X/
R900440349 Z2S 10-3-3X/V
R900420049 Z2S 10-4-3X/
R900506366 Z2S 10-4-3X/V
R900407424 Z2S 10A1-3X/
R900407440 Z2S 10A1-3X/V
R900434028 Z2S 10A2-3X/
R900436812 Z2S 10A2-3X/V
R900437010 Z2S 10A3-3X/
R900468484 Z2S 10A3-3X/V
R900516212 Z2S 10A4-3X/
R900567281 Z2S 10A4-3X/V
R900407434 Z2S 10B1-3X/
R900407465 Z2S 10B1-3X/V
R900435525 Z2S 10B2-3X/
R900428795 Z2S 10B2-3X/V
R900436800 Z2S 10B3-3X/
R900439705 Z2S 10B3-3X/V
R900440312 Z2S 10B4-3X/
R900519395 Z2S 10B4-3X/V
R900328797 Z2S 16-1-5X/
R900412459 Z2S 16-1-5X/V
R900401212 Z2S 16-2-5X/
R900434675 Z2S 16-2-5X/V
R900412346 Z2S 16-3-5X/
R900412893 Z2S 16-3-5X/V
R900442636 Z2S 16-4-5X/
R900508670 Z2S 16-4-5X/V
R900328798 Z2S 16A1-5X/
R900407720 Z2S 16A1-5X/V
R900402493 Z2S 16A2-5X/
R900427329 Z2S 16A2-5X/V
R900444118 Z2S 16A3-5X/
R900085134 Z2S 16A3-5X/V
R900566082 Z2S 16A4-5X/
R900328799 Z2S 16B1-5X/
R900446290 Z2S 16B1-5X/V
R900477274 Z2S 16B2-5X/
R900500092 Z2S 16B2-5X/V
R900422295 Z2S 16B3-5X/
R901168688 Z2S 16B3-5X/V
R900539653 Z2S 16B4-5X/
R900432915 Z2S 22-1-5X/
R900436495 Z2S 22-1-5X/V
R900433031 Z2S 22-2-5X/
R900525586 Z2S 22-2-5X/V
R900439719 Z2S 22-3-5X/
R900476296 Z2S 22-3-5X/V
R900435968 Z2S 22-4-5X/
R900433032 Z2S 22 A1-5X/
R900346704 Z2S 22 A1-5X/V
R900457907 Z2S 22 A2-5X/
R900589414 Z2S 22 A2-5X/V
R900507469 Z2S 22 A3-5X/
R900988977 Z2S 22 A3-5X/V
R900522102 Z2S 22 A4-5X/
R900433037 Z2S 22 B1-5X/
R900533752 Z2S 22 B1-5X/V
R900437818 Z2S 22 B2-5X/
R900591053 Z2S 22 B2-5X/V
R900528638 Z2S 22 B3-5X/
R900509911 Z2S 22 B4-5X/
R900347495 Z2S 6-1-6X/
R900597189 Z2S 6-1-6X/SO55