国产亚洲成AV人片在线看,国产成人亚洲日韩欧美在线观看,亚洲一区二区三区乱码不卡,一区二区三区高潮毛片在线

{_ComName}

產(chǎn)品名稱:電磁流量傳感器

產(chǎn)品型號:法蘭型

產(chǎn)品報(bào)價(jià):¥面議

產(chǎn)品特點(diǎn):法蘭型電磁流量傳感 技術(shù)參數(shù) 襯里材料主要性能 電極材料耐腐性

電磁流量傳感器的詳細(xì)資料:

電磁流量傳感器

技術(shù)性能參數(shù)                                    
公稱通徑                                         DN6mm一DN3000rnm
公稱壓力                                        0.6一4.0MPa(特殊壓可定制)
精確度                                 示值 ± 5%可選示值±0.3 I或±2
襯里材料                               聚氯丁橡膠、聚氨酷橡膠、聚哇氟橡膠、聚四氟乙烯、
電極形式                              標(biāo)準(zhǔn)型、刮刀型、可更換型
電極材料                              SUS316,哈氏合金B(yǎng) 、哈氏合金C、鈦、鉭、鉑/銥合金、不銹鋼涂覆炭化鎢


  介子溫度               一體型                          -200C_十70}
                                                             聚氯丁橡膠襯呈/夏氨醒襯呈一乙毛                  -20°C~+60 ℃             
                                 分體型
                                                             PTFE襯里護(hù)FA襯里/F46k'里爆弓氟專膠君里一戈毛          -40℃~+180℃
 環(huán)境溫度                                      -25℃一+60℃
 環(huán)境濕度                                  5一100 % R H(相對濕度}
 介質(zhì)電導(dǎo)率                            ,20 μ s/cm
 測量范圍                                           1 500:7流速設(shè)定< 15m/s
  結(jié)構(gòu)形式                         一體型、分體型、沉浸型、防爆型
  防護(hù)等級                                         IP65, IP67. IP68可選
  防爆標(biāo)志                                   Exmd}}CT4
  場頻標(biāo)準(zhǔn)                                   JB/T9248-1999電磁流量計(jì)

電磁流量傳感器

襯里材料主要性能見表

材料襯里                                            主要性能                                                                                                             適用范圍
聚氯丁橡膠               1.有極好的彈性、高度的扯斷力、耐磨性能好水、污水、耐磨性能好

                                   2、耐一般低濃度酸、堿、鹽介質(zhì)的腐蝕,不耐氧化性介質(zhì)的腐

聚氨醋橡膠              1、有極好的耐磨性(相當(dāng)于天然橡膠的10倍)                                                     中性強(qiáng)磨損欲礦槳、層獎(jiǎng)、污槳竺
                                  2.耐酸、堿性能較差                                                                                                   
                                  3、不能用于混有有機(jī)溶劑的水                           
                                                                                                                                                                                                                                        
聚硅氟橡膠         1有極好的彈性、高度的扯斷力,耐高溫                                                                          耐溫范圍±20℃一±180
             

聚四氟乙烯                     1.塑料中化學(xué)性能最穩(wěn)定的一種材料,能耐沸騰的鹽酸、硫                                 濃酸、堿等強(qiáng)度蝕介質(zhì)
    (PTFE)                          酸和王水,也能耐濃堿和各種有機(jī)溶劑,不耐三氟化氛、高流                          耐溫范圍-40℃一+170`C
                                          速液氟、液氧、臭氧的腐蝕。
                                         2.耐磨損性能差


 聚全氟Z丙烯F46               1.耐腐蝕能力同PTFE2.能耐低磨損3,抗負(fù)壓能力強(qiáng)                                     同PTFE}能用于低磨損性介質(zhì)
                                                                                                                                                                            耐溫范圍-40℃一+160`

 
PFA                                     耐腐蝕能力同PTFE,抗負(fù)壓能力強(qiáng)                                                                     能用于負(fù)壓狀態(tài)
                                                                                                                                                                    耐溫范圍-40℃一+160`

電極材料耐腐性能見表2
    電極材料                                                                                                                                  耐腐蝕性能
    SUS316                                                                              用于工業(yè)用水、生活用水、污水、具有弱腐蝕性的介質(zhì),廣泛用于石油、化工、鋼!
   哈氏合金B(yǎng)(HB)                                                                      對沸點(diǎn)以下一切濃度的鹽酸有良好的耐蝕性,也耐硫酸、磷l
哈氏合金C(HC)                                                          化性酸、堿、非氧化鹽液的腐蝕。能耐非氧化性酸,如硝酸、混酸或鉻酸與硫酸的混合們                                                                                                              Cu+h     或含其他氧化劑的腐蝕。如高于常溫的次氯酸鹽洼
、
鈦(Ti)                                                                                    能耐海水各種氯化物和次氯酸鹽、氧化性酸(’不耐較純的還原性酸(如硫酸、

                                                                                                 鹽酸)的腐蝕。但女I時(shí),則腐蝕大為降低。


鉭(Ta)                                                                                           具有優(yōu)良的耐腐蝕性,和玻璃很相似,除了氫角
                                                                                                       介質(zhì)(包括沸點(diǎn)的鹽酸、硝酸和1500C以下的硫1

鉑/銥合金                                                                                          幾乎適用于所有化學(xué)物質(zhì),但不適用i
   Kaifeng Jiete Instrument  Co., Ltd.

    不銹鋼涂覆碳化鎢                                                                                             用于無腐蝕性、強(qiáng)磨損性介質(zhì)。

 

電磁流量傳感器:注由于介質(zhì)種類繁多,其腐蝕性又受溫度、濃度、流速等復(fù)雜因
    實(shí)際情況自己做出選擇,必要時(shí)應(yīng)做擬選材料的耐腐試驗(yàn),如



   
 

 

遼陽佳譽(yù)儀器儀表有限公司  公司地址:遼寧省遼陽市太子河區(qū)榮興路中段122號佰弘億拓產(chǎn)業(yè)園3號樓3-2#    電話:0419-3149933   網(wǎng)址:www.buchwalterb3svc.com 備案號:遼ICP備08002951號-2
聯(lián)系人:陳興竹
手機(jī)13050787773