免费国免费国产在线538视频,玩弄放荡人妻少妇系列在线,久章草在线无码视频观看,青青草在免费线观曰本

  • 1
Welcome all the elite valve sales and special valve cooperation, development win-win! Tel 024-72602416

Products

Home  > Products

Double vent valve
Product introduction

產(chǎn)品標(biāo)準(zhǔn): Q/TF - B27P.01

公稱壓力: PN1.0 - 1.6MPa

公稱通徑: DN50 - 300mm

適用溫度:≤ 80 ℃

主體件材料:灰鑄鐵、球墨鑄鐵

密封滲漏量: GB/T 13927 A 級(jí)

該閥有大小兩個(gè)氣口,大口能大量排氣或吸氣,小口在供水過程中排氣,配套的主管道通徑為 DN400 - DN 1600mm 。


Outline and installation dimensions
Products online booking
Product name Double vent valve
*Order quantity Corporate name
*Linkman *Contact number
*Phone Email
Address
*Message
*Verification Code Please enter what you see
 
?