锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)和铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)球(qiu)阀(fa)主要(yao)(yao)是钢(gang)(gang)(gang)材的(de)(de)(de)(de)锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)工(gong)(gong)(gong)艺，加工(gong)(gong)(gong)形(xing)式上不(bu)同：铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)球(qiu)阀(fa)用(yong)(yong)(yong)以(yi)(yi)浇(jiao)注(zhu)铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)件(jian)(jian)(jian)的(de)(de)(de)(de)钢(gang)(gang)(gang)。铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)合金(jin)的(de)(de)(de)(de)一(yi)(yi)种(zhong)。铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)分为铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)碳钢(gang)(gang)(gang)、铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)低合金(jin)钢(gang)(gang)(gang)和铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)特种(zhong)钢(gang)(gang)(gang)3类。铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)是指(zhi)采用(yong)(yong)(yong)铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)方(fang)法(fa)(fa)而生产出(chu)(chu)来(lai)的(de)(de)(de)(de)一(yi)(yi)种(zhong)钢(gang)(gang)(gang)铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)件(jian)(jian)(jian)。铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)主要(yao)(yao)用(yong)(yong)(yong)于制造(zao)(zao)(zao)一(yi)(yi)些形(xing)状复杂、难于进行锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)或切削加工(gong)(gong)(gong)成(cheng)形(xing)而又要(yao)(yao)求较高(gao)的(de)(de)(de)(de)强度(du)和塑(su)性(xing)(xing)的(de)(de)(de)(de)零件(jian)(jian)(jian)。熔(rong)融(rong)的(de)(de)(de)(de)液态(tai)金(jin)属填(tian)满(man)型腔冷(leng)却。制件(jian)(jian)(jian)中(zhong)间易(yi)(yi)产生气孔。把金(jin)属加热熔(rong)化(hua)后倒入砂型或模子(zi)里(li)，冷(leng)却后凝固成(cheng)为器物。锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)：锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)是指(zhi)采用(yong)(yong)(yong)锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)方(fang)法(fa)(fa)而生产出(chu)(chu)来(lai)的(de)(de)(de)(de)各(ge)种(zhong)锻(duan)(duan)(duan)(duan)材和锻(duan)(duan)(duan)(duan)件(jian)(jian)(jian)。锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)件(jian)(jian)(jian)的(de)(de)(de)(de)质量比(bi)(bi)铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)件(jian)(jian)(jian)高(gao)，能(neng)承受大(da)的(de)(de)(de)(de)冲击力(li)(li)作(zuo)用(yong)(yong)(yong)，塑(su)性(xing)(xing)、韧(ren)性(xing)(xing)和其他(ta)方(fang)面的(de)(de)(de)(de)力(li)(li)学(xue)性(xing)(xing)能(neng)也都(dou)比(bi)(bi)铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)钢(gang)(gang)(gang)件(jian)(jian)(jian)高(gao)，所以(yi)(yi)凡是一(yi)(yi)些重要(yao)(yao)的(de)(de)(de)(de)机(ji)(ji)器零件(jian)(jian)(jian)都(dou)应当采用(yong)(yong)(yong)锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)。用(yong)(yong)(yong)锤(chui)击等方(fang)法(fa)(fa)，使在可塑(su)状态(tai)下的(de)(de)(de)(de)金(jin)属材料成(cheng)为具有一(yi)(yi)定(ding)形(xing)状和尺寸的(de)(de)(de)(de)工(gong)(gong)(gong)件(jian)(jian)(jian)，并改(gai)变它的(de)(de)(de)(de)物理性(xing)(xing)质。主要(yao)(yao)是在高(gao)温下用(yong)(yong)(yong)挤压的(de)(de)(de)(de)方(fang)法(fa)(fa)成(cheng)型。可以(yi)(yi)细化(hua)制件(jian)(jian)(jian)中(zhong)的(de)(de)(de)(de)晶(jing)粒。铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)是液态(tai)成(cheng)型，而锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)是塑(su)性(xing)(xing)变形(xing)过(guo)程，锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)成(cheng)型工(gong)(gong)(gong)件(jian)(jian)(jian)可以(yi)(yi)改(gai)善(shan)组织(zhi)内部结(jie)构，机(ji)(ji)械性(xing)(xing)能(neng)好(hao)，晶(jing)粒均匀，重要(yao)(yao)吃力(li)(li)工(gong)(gong)(gong)件(jian)(jian)(jian)必须锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)，铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)会造(zao)(zao)(zao)成(cheng)组织(zhi)偏析，组织(zhi)缺陷，当然铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)有他(ta)的(de)(de)(de)(de)好(hao)处，成(cheng)型复杂工(gong)(gong)(gong)件(jian)(jian)(jian)锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)不(bu)易(yi)(yi)开模，所以(yi)(yi)采取铸(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)(zhu)造(zao)(zao)(zao)。锻(duan)(duan)(duan)(duan)造(zao)(zao)(zao)时，金(jin)属经过(guo)塑(su)性(xing)(xing)变形(xing)，有细化(hua)晶(jing)粒的(de)(de)(de)(de)做用(yong)(yong)(yong)，切纤维连续。锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)设备，就(jiu)选温州霸球(qiu)阀(fa)门制造(zao)(zao)(zao)有限公司(si)(si)，让您满(man)意，有想法(fa)(fa)可以(yi)(yi)来(lai)我司(si)(si)咨(zi)询！广(guang)西美标锻(duan)(duan)(duan)(duan)钢(gang)(gang)(gang)球(qiu)阀(fa)品牌(pai)

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低(di)(di)温(wen)(wen)(wen)(wen)球(qiu)阀(fa)产(chan)品(pin)(pin)工(gong)作原理(li)(li)和(he)用途：系列低(di)(di)温(wen)(wen)(wen)(wen)球(qiu)阀(fa)主要适用于(yu)(yu)乙烯、液(ye)化(hua)天然气(qi)等化(hua)工(gong)装置上(shang)，输出的(de)(de)(de)液(ye)态(tai)低(di)(di)温(wen)(wen)(wen)(wen)介(jie)质如(ru)乙烯、液(ye)氧、液(ye)氢等。这类介(jie)质不但(dan)易燃易爆，而(er)(er)且在(zai)(zai)升(sheng)(sheng)温(wen)(wen)(wen)(wen)时(shi)(shi)要气(qi)化(hua)、气(qi)化(hua)是体(ti)积膨(peng)胀数百倍(bei)。而(er)(er)且这些介(jie)质渗透力强，易泄露，加(jia)工(gong)制造(zao)比(bi)较困难。产(chan)品(pin)(pin)结(jie)构特点(dian)：承压(ya)件(jian)的(de)(de)(de)材(cai)料(liao)(liao)(liao)(liao)能承受介(jie)质温(wen)(wen)(wen)(wen)度(du)的(de)(de)(de)变化(hua)而(er)(er)引起(qi)的(de)(de)(de)膨(peng)胀、收缩、密封(feng)部位的(de)(de)(de)结(jie)构在(zai)(zai)温(wen)(wen)(wen)(wen)度(du)变化(hua)时(shi)(shi)不会产(chan)生的(de)(de)(de)变形(xing)。用于(yu)(yu)-100℃以(yi)下工(gong)况时(shi)(shi)，阀(fa)门(men)零(ling)件(jian)在(zai)(zai)精(jing)加(jia)工(gong)前应(ying)进行深冷处(chu)理(li)(li)，即将零(ling)件(jian)浸(jin)放在(zai)(zai)液(ye)氮箱(xiang)中进行冷却，当(dang)(dang)零(ling)件(jian)温(wen)(wen)(wen)(wen)度(du)达到-192℃时(shi)(shi)，开始(shi)保温(wen)(wen)(wen)(wen)1-2h，然后取出箱(xiang)外(wai)自(zi)然处(chu)理(li)(li)到常温(wen)(wen)(wen)(wen)，重温(wen)(wen)(wen)(wen)循环2次。阀(fa)盖采用长劲结(jie)构，其(qi)目(mu)的(de)(de)(de)保护填(tian)(tian)料(liao)(liao)(liao)(liao)函的(de)(de)(de)功能，使(shi)填(tian)(tian)料(liao)(liao)(liao)(liao)函处(chu)于(yu)(yu)离低(di)(di)温(wen)(wen)(wen)(wen)较远的(de)(de)(de)位置，保证填(tian)(tian)料(liao)(liao)(liao)(liao)的(de)(de)(de)密封(feng)效果(guo)(guo)，同时(shi)(shi)还可以(yi)缠绕保冷材(cai)料(liao)(liao)(liao)(liao)，防止(zhi)冷能损(sun)失。长颈的(de)(de)(de)颈长可根据(ju)使(shi)用温(wen)(wen)(wen)(wen)度(du)和(he)保冷材(cai)料(liao)(liao)(liao)(liao)的(de)(de)(de)厚度(du)来选择不同的(de)(de)(de)长度(du)。当(dang)(dang)填(tian)(tian)料(liao)(liao)(liao)(liao)密封(feng)效果(guo)(guo)降低(di)(di)时(shi)(shi)，可以(yi)从填(tian)(tian)料(liao)(liao)(liao)(liao)函中间加(jia)入润滑脂(zhi)形(xing)成(cheng)油封(feng)层，降低(di)(di)填(tian)(tian)料(liao)(liao)(liao)(liao)函的(de)(de)(de)压(ya)差(cha)，提高(gao)密封(feng)性能。使(shi)用温(wen)(wen)(wen)(wen)度(du)低(di)(di)于(yu)(yu)-100℃时(shi)(shi)，阀(fa)杆材(cai)料(liao)(liao)(liao)(liao)经过镀(du)铬(ge)或氮化(hua)处(chu)理(li)(li)，提高(gao)阀(fa)杆表面硬度(du)，提高(gao)填(tian)(tian)料(liao)(liao)(liao)(liao)密封(feng)的(de)(de)(de)可靠(kao)性。低(di)(di)温(wen)(wen)(wen)(wen)球(qiu)阀(fa)具有防止(zhi)异常升(sheng)(sheng)压(ya)结(jie)构，由于(yu)(yu)低(di)(di)温(wen)(wen)(wen)(wen)阀(fa)门(men)介(jie)质气(qi)化(hua)后，其(qi)体(ti)积急剧膨(peng)胀，压(ya)力会异常升(sheng)(sheng)高(gao)，当(dang)(dang)阀(fa)门(men)中腔压(ya)力升(sheng)(sheng)高(gao)时(shi)(shi)。

全焊(han)接(jie)(jie)(jie)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)广应(ying)(ying)用(yong)(yong)(yong)于城市燃气(qi)、城市供热、石油(you)化工(gong)、造船、钢(gang)(gang)铁、调压站、发电(dian)厂(chang)等各类管(guan)道设备上(shang)。全焊(han)接(jie)(jie)(jie)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)能长期可(ke)靠(kao)运行使用(yong)(yong)(yong),需…球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)系(xi)列(lie)全焊(han)接(jie)(jie)(jie)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)查看详(xiang)情Q367H对焊(han)锻(duan)钢(gang)(gang)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)阀(fa)(fa)(fa)(fa)(fa)体(ti)(ti)材质：WCB、LCB、A105、CF8、CF3、CF8M、CF3M、C5、WC6……设计标准：API608；GB/12237-1989结(jie)构长度：ASME/；GB/T12221-1989球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)系(xi)列(lie)锻(duan)钢(gang)(gang)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)查看详(xiang)情三片式锻(duan)钢(gang)(gang)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)产品型号：Q347H工(gong)作(zuo)温(wen)度：PTEE≤150℃PPLE≤300℃碳纤≤350℃适(shi)用(yong)(yong)(yong)介(jie)质：C：水、油(you)、蒸(zheng)气(qi)P：硝(xiao)酸(suan)类（温(wen)度≤200℃）R：醋酸(suan)类（温(wen)度≤200℃球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)系(xi)列(lie)锻(duan)钢(gang)(gang)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)查看详(xiang)情Q41N锻(duan)钢(gang)(gang)高压球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)41N锻(duan)钢(gang)(gang)高压球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)开关轻便(bian)(bian)，体(ti)(ti)积小(xiao)，也可(ke)以(yi)做成很大口径，密封可(ke)靠(kao)，结(jie)构简(jian)单，维修方(fang)便(bian)(bian)，密封面与球(qiu)(qiu)(qiu)(qiu)面常在闭合状(zhuang)态，不易被介(jie)质冲蚀，在各行业得到广的(de)(de)(de)应(ying)(ying)用(yong)(yong)(yong)。球(qiu)(qiu)(qiu)(qiu)体(ti)(ti)绕阀(fa)(fa)(fa)(fa)(fa)体(ti)(ti)中(zhong)心线(xian)作(zuo)旋转来(lai)达到开启、关闭的(de)(de)(de)一种阀(fa)(fa)(fa)(fa)(fa)门。球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)在管(guan)路中(zhong)主(zhu)要用(yong)(yong)(yong)来(lai)做切断、分配和改变介(jie)质的(de)(de)(de)流动方(fang)向。温(wen)州霸球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)门制造有(you)限公司是(shi)一家(jia)专业提(ti)供锻(duan)钢(gang)(gang)球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)(fa)设备的(de)(de)(de)公司，有(you)想法的(de)(de)(de)可(ke)以(yi)来(lai)电(dian)咨(zi)询！

低(di)(di)(di)(di)温(wen)(wen)(wen)浮动(dong)球(qiu)阀(fa)(fa)和(he)(he)低(di)(di)(di)(di)温(wen)(wen)(wen)固定球(qiu)阀(fa)(fa)两类,对(dui)于(yu)(yu)温(wen)(wen)(wen)度高(gao)于(yu)(yu)-50℃,一般不采用(yong)长颈(jing)结构,对(dui)于(yu)(yu)温(wen)(wen)(wen)度低(di)(di)(di)(di)于(yu)(yu)-50℃的(de)球(qiu)阀(fa)(fa),颈(jing)部(bu)长度T一般为(wei)250mm,或根据我(wo)公司的(de)设(she)(she)计(ji)和(he)(he)计(ji)算确定.低(di)(di)(di)(di)温(wen)(wen)(wen)球(qiu)阀(fa)(fa)主要(yao)(yao)(yao)用(yong)于(yu)(yu)输出液(ye)(ye)态低(di)(di)(di)(di)温(wen)(wen)(wen)介(jie)质(zhi)(zhi)(zhi)如乙烯、液(ye)(ye)氧、液(ye)(ye)氢(qing)、液(ye)(ye)化(hua)(hua)(hua)(hua)天然(ran)(ran)气(qi)、液(ye)(ye)化(hua)(hua)(hua)(hua)石(shi)油产品(pin)等，不但易燃易爆，而且在(zai)升(sheng)温(wen)(wen)(wen)时(shi)要(yao)(yao)(yao)气(qi)化(hua)(hua)(hua)(hua)，气(qi)化(hua)(hua)(hua)(hua)时(shi)，体(ti)积膨胀数百倍。液(ye)(ye)化(hua)(hua)(hua)(hua)天然(ran)(ran)气(qi)阀(fa)(fa)门(men)的(de)材(cai)(cai)料非常重(zhong)要(yao)(yao)(yao)，材(cai)(cai)质(zhi)(zhi)(zhi)不合格(ge)，会造成壳体(ti)及密(mi)封(feng)面的(de)外漏(lou)或内漏(lou)；零部(bu)件的(de)综合机械性能、强度和(he)(he)钢度满足不了(le)使用(yong)要(yao)(yao)(yao)求甚至断裂。导(dao)致(zhi)液(ye)(ye)化(hua)(hua)(hua)(hua)天然(ran)(ran)气(qi)介(jie)质(zhi)(zhi)(zhi)泄漏(lou)引起。因(yin)此(ci)，在(zai)开发、设(she)(she)计(ji)、研制液(ye)(ye)化(hua)(hua)(hua)(hua)天然(ran)(ran)气(qi)阀(fa)(fa)门(men)的(de)过程中(zhong)，材(cai)(cai)质(zhi)(zhi)(zhi)是首要(yao)(yao)(yao)关键的(de)问(wen)题。阀(fa)(fa)体(ti)、阀(fa)(fa)盖采用(yong)：LCB(-46℃)、LC3(-101℃)、CF8（304）(-196℃).我(wo)厂对(dui)所的(de)低(di)(di)(di)(di)温(wen)(wen)(wen)阀(fa)(fa)门(men)经特殊的(de)低(di)(di)(di)(di)温(wen)(wen)(wen)处(chu)理，将粗加(jia)工(gong)的(de)零件置(zhi)于(yu)(yu)介(jie)质(zhi)(zhi)(zhi)中(zhong)数小时(shi)（2-6小时(shi)），以释放应力，确保材(cai)(cai)料的(de)低(di)(di)(di)(di)温(wen)(wen)(wen)性能，保证精加(jia)工(gong)尺寸，以防(fang)阀(fa)(fa)门(men)在(zai)低(di)(di)(di)(di)温(wen)(wen)(wen)工(gong)况时(shi)，因(yin)温(wen)(wen)(wen)度变化(hua)(hua)(hua)(hua)造成变形而导(dao)致(zhi)的(de)泄漏(lou)。型(xing)号(hao)、材(cai)(cai)料及主要(yao)(yao)(yao)参数产品(pin)型(xing)号(hao)DQ41F-10C-100DQ41F-10P-100PDQ47F-10C-100DQ47F-10P-100P阀(fa)(fa)体(ti)LCBCF8球(qiu)体(ti)304304阀(fa)(fa)杆(gan)304304密(mi)封(feng)圈(quan)PTFEPTFE填料PTFE+O形圈(quan)PTFE+O形圈(quan)适用(yong)介(jie)质(zhi)(zhi)(zhi)水、油、蒸汽等酸等腐蚀(shi)性介(jie)质(zhi)(zhi)(zhi)适用(yong)温(wen)(wen)(wen)度-50-29℃-196-29℃蜗轮(lun)低(di)(di)(di)(di)温(wen)(wen)(wen)球(qiu)阀(fa)(fa)DQ后插入“3”表示。锻钢球(qiu)阀(fa)(fa)设(she)(she)备，就选温(wen)(wen)(wen)州霸球(qiu)阀(fa)(fa)门(men)制造有限公司，用(yong)户(hu)的(de)信赖之选，欢迎您的(de)来电！广西美(mei)标锻钢球(qiu)阀(fa)(fa)品(pin)牌

温(wen)州霸(ba)球(qiu)阀门制造有限(xian)公司为您提(ti)供锻钢(gang)球(qiu)阀设备，有想法的可以(yi)来电咨(zi)询！广西(xi)美(mei)标锻钢(gang)球(qiu)阀品(pin)牌(pai)

球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)阀(fa)(fa)(fa)(fa)体(ti)可以是(shi)整体(ti)的(de)，也可以是(shi)组合式的(de)。电动(dong)(dong)(dong)(dong)高压锻钢球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)具有如(ru)下的(de)一(yi)些优点：1、流体(ti)阻力(li)(li)小，球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)是(shi)所有阀(fa)(fa)(fa)(fa)类中流体(ti)阻力(li)(li)小的(de)一(yi)种，即使是(shi)缩径球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)，其流体(ti)阻力(li)(li)也相当小。2、开关迅(xun)速(su)、方便，只(zhi)(zhi)(zhi)要(yao)阀(fa)(fa)(fa)(fa)杆(gan)转动(dong)(dong)(dong)(dong)90°，球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)就完成了全(quan)开或(huo)全(quan)关动(dong)(dong)(dong)(dong)作，很容易实现快速(su)启闭(bi)(bi)。3、密(mi)封(feng)(feng)(feng)(feng)性(xing)能好。球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)阀(fa)(fa)(fa)(fa)座密(mi)封(feng)(feng)(feng)(feng)圈一(yi)般采用聚(ju)四氟乙烯等弹性(xing)材料制造，易于(yu)保(bao)证密(mi)封(feng)(feng)(feng)(feng)，而且球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)的(de)密(mi)封(feng)(feng)(feng)(feng)力(li)(li)随着介质压力(li)(li)的(de)增(zeng)加而增(zeng)大。4、阀(fa)(fa)(fa)(fa)杆(gan)密(mi)封(feng)(feng)(feng)(feng)可靠(kao)。球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)启闭(bi)(bi)时阀(fa)(fa)(fa)(fa)杆(gan)只(zhi)(zhi)(zhi)作旋转运动(dong)(dong)(dong)(dong)，因此阀(fa)(fa)(fa)(fa)杆(gan)的(de)填料密(mi)封(feng)(feng)(feng)(feng)不易被破(po)坏，而且阀(fa)(fa)(fa)(fa)杆(gan)倒密(mi)封(feng)(feng)(feng)(feng)的(de)密(mi)封(feng)(feng)(feng)(feng)力(li)(li)随着介质压力(li)(li)的(de)增(zeng)加而增(zeng)大。5、球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)的(de)启闭(bi)(bi)只(zhi)(zhi)(zhi)做90°转动(dong)(dong)(dong)(dong)，故容易实现自(zi)动(dong)(dong)(dong)(dong)化控制和远距离(li)控制，球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)可配置(zhi)(zhi)(zhi)气动(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)(zhi)(zhi)、电动(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)(zhi)(zhi)、液(ye)动(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)(zhi)(zhi)、气液(ye)联(lian)动(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)(zhi)(zhi)或(huo)电液(ye)联(lian)动(dong)(dong)(dong)(dong)装(zhuang)(zhuang)置(zhi)(zhi)(zhi)。6、球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)通(tong)道(dao)平整光滑。广西美标锻钢球(qiu)(qiu)(qiu)(qiu)阀(fa)(fa)(fa)(fa)品牌

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