产(Chan)品(Pin)中(Zhong)心(Xin)
Product Center当(Dang)前(Qian)位(Wei)置(Zhi):(?)首(Shou)页(Ye)产(Chan)品(Pin)中(Zhong)心(Xin)德(De)国(Guo)REXROTH力(Li)士(Shi)乐(Le)Rexroth比(Bi)例(Li)方(Fang)向(Xiang)阀(Fa)REXROTH单(Dan)向(Xiang)阀(Fa)天(Tian)骥(Ji)有(You)现(Xian)货(Huo)
REXROTH单(Dan)向(Xiang)阀(Fa)天(Tian)骥(Ji)有(You)现(Xian)货(Huo)东(Dong)莞(Guan)天(Tian)骥(Ji)公(Gong)司(Si)现(Xian)货(Huo)供(Gong)应(Ying)德(De)国(Guo)REXROTH力(Li)士(Shi)乐(Le)品(Pin)牌(Pai)产(Chan)品(Pin)。(?)公(Gong)司(Si)保(Bao)证(Zheng)所(Suo)售(Shou)产(Chan)品(Pin)*,(?)全(Quan)新(Xin)正(Zheng)品(Pin),(?)*,(?)并(Bing)具(Ju)有(You)良(Liang)好(Hao)的(De)市(Shi)场(Chang)信(Xin)誉(Yu),专(Zhuan)业(Ye)的(De)销(Xiao)售(Shou)和(He)技(Ji)术(Shu)服(Fu)务(Wu)团(Tuan)队(Dui),凭(Ping)着(Zhuo)多(Duo)年(Nian)经(Jing)营(Ying)经(Jing)验(Yan),熟(Shu)悉(Xi)并(Bing)了(Liao)解(Jie)市(Shi)场(Chang)行(Xing)情(Qing),赢(Ying)得(De)了(Liao)国(Guo)内(Nei)外(Wai)厂(Chang)商(Shang)的(De)*好(Hao)评(Ping)。(?)
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产(Chan)品(Pin)分(Fen)类(Lei)article
相(Xiang)关(Guan)文(Wen)章(Zhang)品(Pin)牌(Pai) | REXROTH/德(De)国(Guo)力(Li)士(Shi)乐(Le) | 应(Ying)用(Yong)领(Ling)域(Yu) | 生(Sheng)物(Wu)产(Chan)业(Ye),地(Di)矿(Kuang),交(Jiao)通(Tong),印(Yin)刷(Shua)包(Bao)装(Zhuang),烟(Yan)草(Cao) |
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REXROTH单(Dan)向(Xiang)阀(Fa)天(Tian)骥(Ji)有(You)现(Xian)货(Huo)
东(Dong)莞(Guan)天(Tian)骥(Ji)公(Gong)司(Si)现(Xian)货(Huo)供(Gong)应(Ying)德(De)国(Guo)REXROTH力(Li)士(Shi)乐(Le)品(Pin)牌(Pai)产(Chan)品(Pin)。(?)公(Gong)司(Si)保(Bao)证(Zheng)所(Suo)售(Shou)产(Chan)品(Pin)*,(?)全(Quan)新(Xin)正(Zheng)品(Pin),(?)*,(?)并(Bing)具(Ju)有(You)良(Liang)好(Hao)的(De)市(Shi)场(Chang)信(Xin)誉(Yu),专(Zhuan)业(Ye)的(De)销(Xiao)售(Shou)和(He)技(Ji)术(Shu)服(Fu)务(Wu)团(Tuan)队(Dui),凭(Ping)着(Zhuo)多(Duo)年(Nian)经(Jing)营(Ying)经(Jing)验(Yan),熟(Shu)悉(Xi)并(Bing)了(Liao)解(Jie)市(Shi)场(Chang)行(Xing)情(Qing),赢(Ying)得(De)了(Liao)国(Guo)内(Nei)外(Wai)厂(Chang)商(Shang)的(De)*好(Hao)评(Ping)。(?)
德(De)国(Guo)力(Li)士(Shi)乐(Le)REXROTH单(Dan)向(Xiang)阀(Fa)是(Shi)流(Liu)体(Ti)只(Zhi)能(Neng)沿(Yan)进(Jin)水(Shui)口(Kou)流(Liu)动(Dong),(?)出(Chu)水(Shui)口(Kou)介(Jie)质(Zhi)却(Que)无(Wu)法(Fa)回(Hui)流(Liu),(?)俗(Su)称(Cheng)单(Dan)向(Xiang)阀(Fa)。(?)单(Dan)向(Xiang)阀(Fa)又(You)称(Cheng)止(Zhi)回(Hui)阀(Fa)或(Huo)逆(Ni)止(Zhi)阀(Fa)。(?)用(Yong)于(Yu)液(Ye)压(Ya)系(Xi)统(Tong)中(Zhong)防(Fang)止(Zhi)油(You)流(Liu)反(Fan)向(Xiang)流(Liu)动(Dong),或(Huo)者(Zhe)用(Yong)于(Yu)气(Qi)动(Dong)系(Xi)统(Tong)中(Zhong)防(Fang)止(Zhi)压(Ya)缩(Suo)空(Kong)气(Qi)逆(Ni)向(Xiang)流(Liu)动(Dong)。(?)单(Dan)向(Xiang)阀(Fa)有(You)直(Zhi)通(Tong)式(Shi)和(He)直(Zhi)角(Jiao)式(Shi)两(Liang)种(Zhong)。(?)直(Zhi)通(Tong)式(Shi)单(Dan)向(Xiang)阀(Fa)用(Yong)螺(Luo)纹(Wen)连(Lian)接(Jie)安(An)装(Zhuang)在(Zai)管(Guan)路(Lu)上(Shang)。(?)直(Zhi)角(Jiao)式(Shi)单(Dan)向(Xiang)阀(Fa)有(You)螺(Luo)纹(Wen)连(Lian)接(Jie)、(?)板(Ban)式(Shi)连(Lian)接(Jie)和(He)法(Fa)兰(Lan)连(Lian)接(Jie)三(San)种(Zhong)形(Xing)式(Shi)。(?)
REXROTH单(Dan)向(Xiang)阀(Fa)有(You)直(Zhi)通(Tong)式(Shi)和(He)直(Zhi)角(Jiao)式(Shi)两(Liang)种(Zhong)。(?)REXROTH直(Zhi)通(Tong)式(Shi)单(Dan)向(Xiang)阀(Fa)用(Yong)螺(Luo)纹(Wen)连(Lian)接(Jie)安(An)装(Zhuang)在(Zai)管(Guan)路(Lu)上(Shang)。(?)REXROTH直(Zhi)角(Jiao)式(Shi)单(Dan)向(Xiang)阀(Fa)有(You)螺(Luo)纹(Wen)连(Lian)接(Jie)、(?)板(Ban)式(Shi)连(Lian)接(Jie)和(He)法(Fa)兰(Lan)连(Lian)接(Jie)三(San)种(Zhong)形(Xing)式(Shi)。(?)REXROTH液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)也(Ye)称(Cheng)闭(Bi)锁(Suo)阀(Fa)或(Huo)保(Bao)压(Ya)阀(Fa),(?)它(Ta)与(Yu)单(Dan)向(Xiang)阀(Fa)相(Xiang)同(Tong),(?)用(Yong)以(Yi)防(Fang)止(Zhi)油(You)液(Ye)反(Fan)向(Xiang)流(Liu)动(Dong)。(?)但(Dan)在(Zai)液(Ye)压(Ya)回(Hui)路(Lu)中(Zhong)需(Xu)要(Yao)油(You)流(Liu)反(Fan)向(Xiang)流(Liu)动(Dong)时(Shi)又(You)可(Ke)利(Li)用(Yong)控(Kong)制(Zhi)油(You)压(Ya),(?)打(Da)开(Kai)单(Dan)向(Xiang)阀(Fa),(?)使(Shi)油(You)流(Liu)在(Zai)两(Liang)个(Ge)方(Fang)向(Xiang)都(Du)可(Ke)流(Liu)动(Dong)。(?)REXROTH液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)采(Cai)用(Yong)锥(Zhui)形(Xing)阀(Fa)芯(Xin),(?)因(Yin)此(Ci)密(Mi)封(Feng)性(Xing)能(Neng)好(Hao)。(?)在(Zai)要(Yao)求(Qiu)封(Feng)闭(Bi)油(You)路(Lu)时(Shi),(?)可(Ke)用(Yong)此(Ci)阀(Fa)作(Zuo)为(Wei)油(You)路(Lu)的(De)单(Dan)向(Xiang)锁(Suo)紧(Jin)而(?)起(Qi)保(Bao)压(Ya)作(Zuo)用(Yong)。(?)REXROTH液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)控(Kong)制(Zhi)油(You)的(De)泄(Xie)漏(Lou)方(Fang)式(Shi)有(You)内(Nei)泄(Xie)式(Shi)和(He)外(Wai)泄(Xie)式(Shi)二(?)种(Zhong)。(?)在(Zai)油(You)流(Liu)反(Fan)向(Xiang)出(Chu)口(Kou)无(Wu)背(Bei)压(Ya)的(De)油(You)路(Lu)中(Zhong)可(Ke)用(Yong)内(Nei)泄(Xie)式(Shi);(?)否(Fou)则(Ze)需(Xu)用(Yong)外(Wai)泄(Xie)式(Shi),(?)以(Yi)降(Jiang)低(Di)控(Kong)制(Zhi)油(You)压(Ya)力(Li)。(?)
REXROTH单(Dan)向(Xiang)阀(Fa)是(Shi)气(Qi)流(Liu)只(Zhi)能(Neng)一(Yi)个(Ge)方(Fang)向(Xiang)流(Liu)动(Dong)而(?)不(Bu)能(Neng)反(Fan)向(Xiang)流(Liu)动(Dong)的(De)方(Fang)向(Xiang)控(Kong)制(Zhi)阀(Fa)。(?)其(Qi)工(Gong)作(Zuo)原(Yuan)理(Li)与(Yu)REXROTH液(Ye)压(Ya)单(Dan)向(Xiang)阀(Fa)一(Yi)样(Yang)。(?)压(Ya)缩(Suo)空(Kong)气(Qi)从(Cong)P口(Kou)进(Jin)入(Ru),(?)克(Ke)服(Fu)弹(Dan)簧(Huang)力(Li)和(He)摩(Mo)擦(Ca)力(Li)使(Shi)单(Dan)向(Xiang)阀(Fa)阀(Fa)口(Kou)开(Kai)启(Qi),(?)压(Ya)缩(Suo)空(Kong)气(Qi)从(Cong)P流(Liu)至(Zhi)A;(?)当(Dang)P口(Kou)无(Wu)压(Ya)缩(Suo)空(Kong)气(Qi)时(Shi),(?)在(Zai)弹(Dan)簧(Huang)力(Li)和(He)A口(Kou)(腔(Qiang))余(Yu)气(Qi)力(Li)作(Zuo)用(Yong)下(Xia);(?)阀(Fa)口(Kou)处(Chu)于(Yu)关(Guan)闭(Bi)状(Zhuang)态(Tai),(?)使(Shi)从(Cong)A至(Zhi)P气(Qi)流(Liu)不(Bu)通(Tong)。(?)单(Dan)向(Xiang)阀(Fa)应(Ying)用(Yong)于(Yu)不(Bu)允(Yun)许(Xu)气(Qi)流(Liu)反(Fan)向(Xiang)流(Liu)动(Dong)的(De)场(Chang)合(He),(?)如(Ru)空(Kong)压(Ya)机(Ji)向(Xiang)气(Qi)罐(Guan)充(Chong)气(Qi)时(Shi),(?)在(Zai)空(Kong)压(Ya)机(Ji)与(Yu)气(Qi)罐(Guan)之(Zhi)间(Jian)设(She)置(Zhi)一(Yi)单(Dan)向(Xiang)阀(Fa),(?)当(Dang)空(Kong)压(Ya)机(Ji)停(Ting)止(Zhi)工(Gong)作(Zuo)时(Shi),(?)可(Ke)防(Fang)止(Zhi)气(Qi)罐(Guan)中(Zhong)的(De)压(Ya)缩(Suo)空(Kong)气(Qi)回(Hui)流(Liu)到(Dao)空(Kong)压(Ya)机(Ji)。(?)REXROTH单(Dan)向(Xiang)阀(Fa)还(Huan)常(Chang)与(Yu)REXROTH节(Jie)流(Liu)阀(Fa)、(?)REXROTH顺(Shun)序(Xu)阀(Fa)等(Deng)组(Zu)合(He)成(Cheng)REXROTH单(Dan)向(Xiang)节(Jie)流(Liu)阀(Fa)、(?)REXROTH单(Dan)向(Xiang)顺(Shun)序(Xu)阀(Fa)使(Shi)用(Yong)。(?)
REXROTH力(Li)士(Shi)乐(Le)单(Dan)向(Xiang)阀(Fa)特(Te)点(Dian):(?)
每(Mei)个(Ge)单(Dan)向(Xiang)阀(Fa)均(Jun)在(Zai)大(Da)工(Gong)作(Zuo)压(Ya)力(Li)下(Xia)用(Yong)氮(Dan)气(Qi)进(Jin)行(Xing)密(Mi)封(Feng)性(Xing)测(Ce)试(Shi)。(?)
CV型(Xing)
1.弹(Dan)性(Xing)密(Mi)封(Feng)圈(Quan)阀(Fa)座(Zuo),(?)无(Wu)噪(Zao)音(Yin),(?)有(You)效(Xiao)止(Zhi)回(Hui);(?)
2.大(Da)工(Gong)作(Zuo)压(Ya)力(Li):(?)207 bar (3000 psig);(?)
3.多(Duo)种(Zhong)端(Duan)接(Jie)和(He)阀(Fa)体(Ti)材(Cai)料(Liao)。(?)
CH型(Xing)
1.浮(Fu)动(Dong)密(Mi)封(Feng)圈(Quan),(?)防(Fang)止(Zhi)污(Wu)染(Ran)物(Wu)影(Ying)响(Xiang)密(Mi)封(Feng);(?)
2.大(Da)工(Gong)作(Zuo)压(Ya)力(Li):(?)414 bar (6000 psig);(?)
3.多(Duo)种(Zhong)端(Duan)接(Jie)和(He)阀(Fa)体(Ti)材(Cai)料(Liao)。(?)
CO型(Xing)
1.一(Yi)体(Ti)式(Shi)阀(Fa)体(Ti),(?)结(Jie)构(Gou)紧(Jin)凑(?);(?)
2.大(Da)工(Gong)作(Zuo)压(Ya)力(Li):(?)207 bar (3000 psig);(?)
3.多(Duo)种(Zhong)端(Duan)接(Jie)和(He)阀(Fa)体(Ti)材(Cai)料(Liao)。(?)
COA型(Xing)
1.一(Yi)体(Ti)式(Shi)阀(Fa)体(Ti),(?)结(Jie)构(Gou)紧(Jin)凑(?);(?)
2.大(Da)工(Gong)作(Zuo)压(Ya)力(Li):(?)207 bar (3000 psig);(?)
3.多(Duo)种(Zhong)端(Duan)接(Jie)和(He)阀(Fa)体(Ti)材(Cai)料(Liao)。(?)
CL型(Xing)
1.大(Da)工(Gong)作(Zuo)压(Ya)力(Li):(?)414 bar (6000 psig);(?)
2.多(Duo)种(Zhong)端(Duan)接(Jie)和(He)阀(Fa)体(Ti)材(Cai)料(Liao);(?)
3.联(Lian)合(He)阀(Fa)帽(Mao)设(She)计(Ji),(?)更(Geng)安(An)全(Quan),(?)全(Quan)金(Jin)属(Shu)结(Jie)构(Gou),(?)水(Shui)平(Ping)方(Fang)向(Xiang)安(An)装(Zhuang),(?)阀(Fa)帽(Mao)螺(Luo)母(Mu)在(Zai)上(Shang)部(Bu)。(?)
REXROTH力(Li)士(Shi)乐(Le)止(Zhi)回(Hui)阀(Fa):(?)
止(Zhi)回(Hui)阀(Fa)用(Yong)途(Tu)广(Guang)泛(Fan),(?)有(You)很(Hen)多(Duo)种(Zhong)类(Lei),(?)下(Xia)面(Mian)说(Shuo)的(De)是(Shi)供(Gong)水(Shui)和(He)热(Re)力(Li)常(Chang)用(Yong)的(De)止(Zhi)回(Hui)阀(Fa):(?)
1、(?)弹(Dan)簧(Huang)式(Shi):(?)液(Ye)体(Ti)由(You)下(Xia)而(?)上(Shang),(?)依(Yi)靠(Kao)压(Ya)力(Li)顶(Ding)起(Qi)弹(Dan)簧(Huang)控(Kong)制(Zhi)的(De)阀(Fa)瓣(Ban),(?)压(Ya)力(Li)消(Xiao)失(Shi)后(Hou),(?)弹(Dan)簧(Huang)力(Li)将(Jiang)阀(Fa)瓣(Ban)压(Ya)下(Xia),(?)封(Feng)闭(Bi)液(Ye)体(Ti)倒(Dao)流(Liu)。(?)常(Chang)用(Yong)于(Yu)通(Tong)径(Jing)较(Jiao)小(Xiao)的(De)止(Zhi)回(Hui)阀(Fa)。(?)
2、(?)重(Zhong)力(Li)式(Shi):(?)和(He)弹(Dan)簧(Huang)式(Shi)相(Xiang)似(Si),(?)依(Yi)靠(Kao)阀(Fa)瓣(Ban)的(De)自(Zi)身(Shen)重(Zhong)力(Li)封(Feng)闭(Bi),(?)防(Fang)止(Zhi)倒(Dao)流(Liu)。(?)
3、(?)旋(Xuan)启(Qi)式(Shi):(?)液(Ye)体(Ti)在(Zai)阀(Fa)体(Ti)内(Nei)直(Zhi)通(Tong),(?)依(Yi)靠(Kao)压(Ya)力(Li)顶(Ding)开(Kai)一(Yi)侧(Ce)的(De)旋(Xuan)转(Zhuan)阀(Fa)瓣(Ban),(?)压(Ya)力(Li)失(Shi)去(Qu)后(Hou),(?)阀(Fa)瓣(Ban)依(Yi)靠(Kao)自(Zi)重(Zhong)回(Hui)位(Wei),(?)反(Fan)向(Xiang)的(De)液(Ye)体(Ti)压(Ya)力(Li)封(Feng)闭(Bi)阀(Fa)瓣(Ban)。(?)
4.塑(Su)料(Liao)隔(Ge)膜(Mo)式(Shi): 外(Wai)壳(Ke)和(He)隔(Ge)膜(Mo)均(Jun)为(Wei)塑(Su)料(Liao).一(Yi)般(Ban)外(Wai)壳(Ke)为(Wei)ABS,PE,PP,NYLON, PC.隔(Ge)膜(Mo)有(You)硅(Gui)树(Shu)脂(Zhi),氟(Fu)树(Shu)脂(Zhi)等(Deng)。(?)
其(Qi)它(Ta)的(De)单(Dan)向(Xiang)阀(Fa)((?)止(Zhi)回(Hui)阀(Fa))(?),(?)如(Ru)排(Pai)污(Wu)的(De)止(Zhi)回(Hui)阀(Fa),(?)人(Ren)防(Fang)的(De)防(Fang)爆(Bao)阀(Fa)和(He)液(Ye)体(Ti)使(Shi)用(Yong)的(De)止(Zhi)回(Hui)阀(Fa)的(De)原(Yuan)理(Li)是(Shi)大(Da)同(Tong)小(Xiao)异(Yi)。(?)
REXROTH单(Dan)向(Xiang)阀(Fa)与(Yu)止(Zhi)回(Hui)阀(Fa)区(Qu)别(Bie):(?)
1、(?)单(Dan)向(Xiang)阀(Fa):是(Shi)典(Dian)型(Xing)的(De)座(Zuo)阀(Fa),(?)单(Dan)向(Xiang)阀(Fa) Check Valve,(?)又(You)称(Cheng)止(Zhi)回(Hui)阀(Fa)或(Huo)逆(Ni)止(Zhi)阀(Fa)。(?)用(Yong)于(Yu)液(Ye)压(Ya)系(Xi)统(Tong)中(Zhong)防(Fang)止(Zhi)油(You)流(Liu)反(Fan)向(Xiang)流(Liu)动(Dong)。(?)单(Dan)向(Xiang)阀(Fa)有(You)直(Zhi)通(Tong)式(Shi)和(He)直(Zhi)角(Jiao)式(Shi)两(Liang)种(Zhong)。(?)直(Zhi)通(Tong)式(Shi)单(Dan)向(Xiang)阀(Fa)用(Yong)螺(Luo)纹(Wen)连(Lian)接(Jie)安(An)装(Zhuang)在(Zai)管(Guan)路(Lu)上(Shang)。(?)直(Zhi)角(Jiao)式(Shi)单(Dan)向(Xiang)阀(Fa)有(You)螺(Luo)纹(Wen)连(Lian)接(Jie)、(?)板(Ban)式(Shi)连(Lian)接(Jie)和(He)法(Fa)兰(Lan)连(Lian)接(Jie)三(San)种(Zhong)形(Xing)式(Shi)。(?)液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)也(Ye)称(Cheng)闭(Bi)锁(Suo)阀(Fa)或(Huo)保(Bao)压(Ya)阀(Fa),(?)它(Ta)与(Yu)单(Dan)向(Xiang)阀(Fa)相(Xiang)同(Tong),(?)用(Yong)以(Yi)防(Fang)止(Zhi)油(You)液(Ye)反(Fan)向(Xiang)流(Liu)动(Dong)。(?)但(Dan)在(Zai)液(Ye)压(Ya)回(Hui)路(Lu)中(Zhong)需(Xu)要(Yao)油(You)流(Liu)反(Fan)向(Xiang)流(Liu)动(Dong)时(Shi)又(You)可(Ke)利(Li)用(Yong)控(Kong)制(Zhi)油(You)压(Ya),(?)打(Da)开(Kai)单(Dan)向(Xiang)阀(Fa),(?)使(Shi)油(You)流(Liu)在(Zai)两(Liang)个(Ge)方(Fang)向(Xiang)都(Du)可(Ke)流(Liu)动(Dong)。(?)液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)采(Cai)用(Yong)锥(Zhui)形(Xing)阀(Fa)芯(Xin),(?)因(Yin)此(Ci)密(Mi)封(Feng)性(Xing)能(Neng)好(Hao)。(?)在(Zai)要(Yao)求(Qiu)封(Feng)闭(Bi)油(You)路(Lu)时(Shi),(?)可(Ke)用(Yong)此(Ci)阀(Fa)作(Zuo)为(Wei)油(You)路(Lu)的(De)单(Dan)向(Xiang)锁(Suo)紧(Jin)而(?)起(Qi)保(Bao)压(Ya)作(Zuo)用(Yong)。(?)液(Ye)控(Kong)单(Dan)向(Xiang)阀(Fa)控(Kong)制(Zhi)油(You)的(De)泄(Xie)漏(Lou)方(Fang)式(Shi)有(You)内(Nei)泄(Xie)式(Shi)和(He)外(Wai)泄(Xie)式(Shi)二(?)种(Zhong)。(?)在(Zai)油(You)流(Liu)反(Fan)向(Xiang)出(Chu)口(Kou)无(Wu)背(Bei)压(Ya)的(De)油(You)路(Lu)中(Zhong)可(Ke)用(Yong)内(Nei)泄(Xie)式(Shi);(?)否(Fou)则(Ze)需(Xu)用(Yong)外(Wai)泄(Xie)式(Shi),(?)以(Yi)降(Jiang)低(Di)控(Kong)制(Zhi)油(You)压(Ya)力(Li).
2、(?)止(Zhi)回(Hui)阀(Fa)只(Zhi)是(Shi)阀(Fa)门(Men)的(De)一(Yi)个(Ge)种(Zhong)类(Lei),(?)可(Ke)以(Yi)说(Shuo)单(Dan)向(Xiang)阀(Fa)是(Shi)止(Zhi)回(Hui)阀(Fa)的(De)一(Yi)种(Zhong),(?)
REXROTH力(Li)士(Shi)乐(Le)单(Dan)向(Xiang)阀(Fa)常(Chang)见(Jian)故(Gu)障(Zhang):(?)
①(?)阀(Fa)瓣(Ban)打(Da)碎(Sui);(?)
②(?)介(Jie)质(Zhi)倒(Dao)流(Liu)。(?)
引(Yin)起(Qi)阀(Fa)瓣(Ban)打(Da)碎(Sui)的(De)原(Yuan)因(Yin)
止(Zhi)回(Hui)阀(Fa)前(Qian)后(Hou)介(Jie)质(Zhi)压(Ya)力(Li)处(Chu)于(Yu)接(Jie)近(Jin)平(Ping)衡(Heng)而(?)又(You)互(Hu)相(Xiang)“拉(La)锯(Ju)”的(De)状(Zhuang)态(Tai),(?)阀(Fa)瓣(Ban)经(Jing)常(Chang)与(Yu)阀(Fa)座(Zuo)拍(Pai)打(Da),(?)某(Mou)些(Xie)脆(Cui)性(Xing)材(Cai)料(Liao)((?)如(Ru)铸(Zhu)铁(Tie)、(?)黄(Huang)铜(Tong)等(Deng))(?)做(Zuo)成(Cheng)的(De)阀(Fa)瓣(Ban)就(Jiu)被(Bei)打(Da)碎(Sui)。(?)
预(Yu)防(Fang)的(De)办(Ban)法(Fa)是(Shi)采(Cai)用(Yong)阀(Fa)瓣(Ban)为(Wei)韧(Ren)性(Xing)材(Cai)料(Liao)的(De)止(Zhi)回(Hui)阀(Fa)。(?)
介(Jie)质(Zhi)倒(Dao)流(Liu)的(De)原(Yuan)因(Yin)
①(?)密(Mi)封(Feng)面(Mian)破(Po)坏(Huai);(?)
②(?)夹(Jia)入(Ru)杂(Za)质(Zhi)。(?)修(Xiu)复(Fu)密(Mi)封(Feng)面(Mian)和(He)清(Qing)洗(Xi)杂(Za)质(Zhi),(?)就(Jiu)能(Neng)防(Fang)止(Zhi)倒(Dao)流(Liu)。(?)
双(Shuang)旋(Xuan)启(Qi)动(Dong)式(Shi)止(Zhi)回(Hui)阀(Fa)用(Yong)途(Tu)及(Ji)特(Te)性(Xing)
旋(Xuan)启(Qi)式(Shi)止(Zhi)回(Hui)阀(Fa)的(De)功(Gong)能(Neng)是(Shi)用(Yong)来(Lai)防(Fang)止(Zhi)管(Guan)路(Lu)中(Zhong)的(De)介(Jie)质(Zhi)倒(Dao)流(Liu)。(?)止(Zhi)回(Hui)阀(Fa)属(Shu)于(Yu)自(Zi)动(Dong)阀(Fa)类(Lei),(?)启(Qi)闭(Bi)件(Jian)靠(Kao)流(Liu)动(Dong)介(Jie)质(Zhi)的(De)力(Li)量(Liang)自(Zi)行(Xing)开(Kai)启(Qi)或(Huo)关(Guan)闭(Bi)。(?)止(Zhi)回(Hui)阀(Fa)只(Zhi)用(Yong)于(Yu)介(Jie)质(Zhi)单(Dan)向(Xiang)流(Liu)动(Dong)的(De)管(Guan)路(Lu)上(Shang),(?)阻(Zu)止(Zhi)介(Jie)质(Zhi)回(Hui)流(Liu),(?)以(Yi)防(Fang)发(Fa)生(Sheng)事(Shi)故(Gu)。(?) 本(Ben)公(Gong)司(Si)生(Sheng)产(Chan)的(De)美(Mei)标(Biao)止(Zhi)回(Hui)阀(Fa)按(An)照(Zhao)ANSI B16.34标(Biao)准(Zhun)设(She)计(Ji)制(Zhi)造(Zao)。(?)品(Pin)种(Zhong)有(You):(?)旋(Xuan)启(Qi)式(Shi)止(Zhi)回(Hui)阀(Fa),(?)升(Sheng)降(Jiang)式(Shi)止(Zhi)回(Hui)阀(Fa),(?)升(Sheng)降(Jiang)立(Li)式(Shi)止(Zhi)回(Hui)阀(Fa);(?)Class 150lB~(?)900Lb;(?)NPS 1"~(?)28"工(Gong)作(Zuo)温(Wen)度(Du)-40~(?)570℃(?);阀(Fa)体(Ti)材(Cai)料(Liao)有(You):(?)WCB,(?)WC1,(?)WC6,(?)WC9,(?)C5,(?)CF3,(?)CF8,(?)CF3M,(?)CF8M等(Deng)。(?) 旋(Xuan)启(Qi)式(Shi)止(Zhi)回(Hui)阀(Fa)适(Shi)用(Yong)介(Jie)质(Zhi):(?)水(Shui),(?)蒸(Zheng)气(Qi),(?)油(You)品(Pin),(?)硝(Xiao)酸(Suan),(?)强(Qiang)氧(Yang)化(Hua)介(Jie)质(Zhi)和(He)尿(Niao)素(Su)等(Deng)。(?)广(Guang)泛(Fan)应(Ying)用(Yong)于(Yu)电(Dian)站(Zhan),(?)石(Shi)油(You),(?)化(Hua)工(Gong),(?)制(Zhi)药(Yao),(?)食(Shi)品(Pin)等(Deng)行(Xing)业(Ye)。(?)可(Ke)与(Yu)进(Jin)口(Kou)设(She)备(Bei)直(Zhi)接(Jie)配(Pei)套(Tao)使(Shi)用(Yong)。(?)对(Dui)夹(Jia)式(Shi)止(Zhi)回(Hui)阀(Fa)适(Shi)用(Yong)于(Yu)公(Gong)称(Cheng)压(Ya)力(Li)PN1.0MPa~(?)42.0MPa、(?)Class150~(?)2500;(?)公(Gong)称(Cheng)通(Tong)径(Jing)DN12~(?)1200mm、(?)NPS1/2~(?)48;(?)工(Gong)作(Zuo)温(Wen)度(Du)-196~(?)540℃(?)的(De)各(Ge)种(Zhong)管(Guan)路(Lu)上(Shang),(?)用(Yong)于(Yu)防(Fang)止(Zhi)介(Jie)质(Zhi)倒(Dao)流(Liu)。(?)通(Tong)过(Guo)选(Xuan)用(Yong)不(Bu)同(Tong)的(De)材(Cai)质(Zhi),(?)可(Ke)适(Shi)用(Yong)于(Yu)水(Shui)、(?)蒸(Zheng)汽(Qi)、(?)油(You)品(Pin)、(?)硝(Xiao)酸(Suan)、(?)醋(Cu)酸(Suan)、(?)强(Qiang)氧(Yang)化(Hua)性(Xing)介(Jie)质(Zhi)及(Ji)尿(Niao)素(Su)等(Deng)多(Duo)种(Zhong)介(Jie)质(Zhi)。(?)
REXROTH单(Dan)向(Xiang)阀(Fa)天(Tian)骥(Ji)有(You)现(Xian)货(Huo)
上(Shang)一(Yi)个(Ge):(?)德(De)国(Guo)REXROTH单(Dan)向(Xiang)阀(Fa)常(Chang)年(Nian)*
返(Fan)回(Hui)列(Lie)表(Biao)下(Xia)一(Yi)个(Ge):(?)正(Zheng)品(Pin)REXROTH单(Dan)向(Xiang)阀(Fa)国(Guo)外(Wai)直(Zhi)接(Jie)拿(Na)货(Huo)