上海禹轩泵阀有限公司是***生产各种止回阀的企业。蝶式止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路，阻止介质逆向流动之用。蝶式止回阀采用对夹式，蝶板为两个半圆，且采用弹簧强制复位，密封面为不锈钢或司太立硬质合金。更多止回阀产品请浏览本厂网站http://我们将以***的产品、优质的服务，合理的价格欢迎您的惠顾。产品用途蝶式止回阀用于纯净管路及工业、环保、水处理、高层建筑给排水管路，阻止介质逆向流动之用。产品结构特点蝶式止回阀采用对夹式，蝶板为两个半圆，且采用弹簧强制复位，密封面为不锈钢或司太立硬质合金。主要零件的材料说明阀体WCB阀板WCB、CF8、CF8M阀杆WCB、CF8、CF8M阀座2Cr13、304、306密封圈不锈钢、司太立合金弹簧60Si2Mn、304、306安装尺寸及重量：ANSI150LbNPS221/23456810121416H606773738698127146181184198D105124137175197222279340410460502Wt2.53.54.46.5101225435880118GB1.0MPaDN506580100125150200250300350400450500600H606773738698127146181184191203219222D109129144164194220275330380440492542597698Wt23467.511.520304872104150180300GB1.6MPaDN506580100125150200250300350400450500600H606773738698127146181184191203219222D109129144164194220275332387447498558620734Wt23467.511.520325075108160200320ANSI300LbNPS221/2345681012H606773738698127146181D112130149181216251309361422Wt34.25.37.81213.2305168GB2.5MPaDN506580100125150200250300350400450500600H606773738698127146181184191203219222D109129144170197227287343403460518568624734Wt234691222385480118210240410GB4.0MPaDN506580100125150200250300350400H606773738698127146181222232D109129144170197227293355420478549Wt3.55791618305086120160GB6.4MPaDN506580100125150200250300H60677379105136165213229D115140150177213250313364424Wt3.5571120304170100GB10.0MPaDN506580100125150200250300H60677379105136165213229D122147157183220260324394458Wt4681221344676110)