波紋管截止閥特點(diǎn):產(chǎn)品結(jié)構(gòu)合理,密封可靠,雙重堅(jiān)固耐用的金屬波紋管密封設(shè)計(jì)(波紋管+填料),保證零泄漏.沒(méi)有流體損失,提高工廠設(shè)備安全.密封面堆焊Co基硬質(zhì)合金,耐磨,耐腐,抗擦傷性能好,使用壽命長(zhǎng).閥桿調(diào)質(zhì)及表面氮化處理,有良好的抗腐和抗摩擦性能;閥桿升降位置指示,更直觀.零件材料,法蘭和對(duì)焊尺寸,可根據(jù)實(shí)際工況選配,能滿足各種工程需要.主要零部件材質(zhì):閥體/閥蓋閥桿閥瓣螺栓螺母填料墊片波紋管GG2513CrGG25B72H石墨石墨+304304WCB13CrWCBB72H石墨石墨+304304CF8F304CF8B88石墨石墨+304304CF8MF316CF8MB88石墨石墨+304316技術(shù)規(guī)范:制造標(biāo)準(zhǔn):DINEN13709-2003結(jié)構(gòu)長(zhǎng)度:DINEN1092-1:2002法蘭標(biāo)準(zhǔn):DNEN588-1:1995試驗(yàn)標(biāo)準(zhǔn):DINEN12266:2003產(chǎn)品性能規(guī)范:公稱壓力(MPa)殼體試驗(yàn)壓力(Mpa)密封壓力試驗(yàn)(Mpa)適用溫度(℃)適用介質(zhì)1.62.41.76HT:-10~300℃CS:-29~425℃SS:-59~540℃水蒸汽油品2.53.752.754.06.04.4主要連接尺寸:Size1520253240506580100125150200250300350400LPN161301501601802002302903103504004806007308509801100PN251301501601802002302903103504004806007308509801100PN401301501601802002302903103504004806007308509801100HPN161901901952102202302552703603804155306659329921205PN2519019019521022023025527036038042754567594010551213PN4019019019521022023025527036038043656268395210651225WPN16120120140140160180180200250300300400520550600650PN25120120140140160180180200250300300400520550600650PN40120120140140160...
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