一.【旋啟式襯氟止回閥】簡(jiǎn)介： 產(chǎn)品型號(hào)：H44J/FS型 產(chǎn)品名稱：襯里止回閥 產(chǎn)品特點(diǎn)：法蘭連接止回閥符合標(biāo)準(zhǔn)基本結(jié)構(gòu)形式：旋啟式、直通升降式公稱壓力PN0.6~1.6（MPa）公稱通徑DN15~500（mm）基本型號(hào)H41JH41Fs H44J H44Fs H41-F3/F46止回閥。 遵循規(guī)范STANDARD設(shè)計(jì)與制造GB12235/GB12236結(jié)構(gòu)長(zhǎng)度GB12221/JB96（長(zhǎng)一短系列）法蘭尺寸JB78/JB79（GB HG SH）試驗(yàn)壓力GB/T13927標(biāo)志GB12220供貨GB/T12252 二、【旋啟式襯氟止回閥】主要零件材料表： 序號(hào)零件名稱灰鑄鐵鑄鋼不銹鋼超低碳不銹鋼ZCPRPLRL1閥體、閥蓋HT250WCBCF8CF8MCF3CF3M2襯里層/閥蓋襯硬橡膠（NR）FEP（F46）PCTFE（F3）PFA（可溶性聚四氟乙烯）3軸、閥瓣（板）1 Cr13/35WCB 1Cr18Ni9/CF8 00Cr17Ni14Mo2/CF3M4螺栓35351Cr17Ni21Cr17Ni21Cr18Ni9Ti1Cr18Ni9Ti5螺母45450Cr18Ni90Cr18Ni90Cr18Ni90Cr18Ni9 三、【旋啟式襯氟止回閥】主要連接尺寸及重量： 公稱通徑標(biāo)準(zhǔn)值參考值DN（mm）NPS（inch）LDD1D2fbZ-ΦdBHW（kg）PN0.6（MPa）151/21308055402124-Φ12105554203/41509065502144-Φ1211558525116010075602144-Φ12128606321 1/418012090702164-Φ14145757401 1/2200130100803164-Φ14160828502230140110903164-Φ141789510652 1/22901601301103164-Φ14205105208033101851501253184-Φ182301202510043502051701453184-Φ182551353012554002352001753208-Φ183051585015064802602252003208-Φ183451806520084953152802553228-Φ184152151372501062237033531032412-Φ184902401503001269843539536242412-Φ235402651853501478748544541242612-Φ235853002154001691453549546242816-Φ236253602444501897859055051842816-Φ236803852765002097864060056843016-Φ23740415315 | 
