進口閥門—北京永德寶閥門-截止閥、節(jié)流閥系列產(chǎn)品;進口截止閥、德國進口截止閥、英國進口截止閥、日本進口截止閥、美國進口截止閥。手動截止閥、電動截止閥J941、J961、氣動截止閥J641、氣動角座閥、正齒輪傳動截止閥J441、傘齒傳動輪截止閥J541。保溫截止閥BJ41、BJ45。高溫高壓電站閥（J61Y-P54/170V）、高溫截止閥J41Y/J61Y。高壓截止閥J41H、J61H、對焊截止閥、對焊高溫高壓截止閥J61、J65、J64、Y形截止閥J45/J65Y、自密封高壓截止閥J41、J61。波紋管截止閥WJ41、WJ44、WJ61、WJ11、保溫波紋管截止閥BWJ41。氧氣截止閥JY41W。真空截止閥NKJ41H、NKJ44H、NKJ61、水封截止閥DSJ41H、DSJ61H。氨用截止閥J41B、J42B、J61B、J21B、J11B。角式截止閥J44、J64。襯氟截止閥J41F4、J45F4、襯膠截止閥J41J、J45J、塑料截止閥J41F-6S、J11F-6S。液化氣截止閥、天燃氣截止閥J41N。低溫截止閥DJ41W。撞擊式截止閥ZJ41H。蒸汽截止閥J41H、WJ41H。黃銅截止閥、鑄鐵截止閥、鑄鋼截止閥、不銹鋼截止閥J41W、鍛鋼截止閥、鉻鉬鋼截止閥、鉻鉬釩鋼截止閥。節(jié)流閥、高壓節(jié)流閥、截止節(jié)流平衡閥L41Y/L44Y/L46Y/L86Y/L87Y/L66Y/L67Y/L47Y。節(jié)流截止放空閥FJ41Y。節(jié)流截止排污閥TPJ41Y。閥體材質(zhì):鑄鐵、鑄鋼、不銹鋼、鍛鋼、鉻鉬鋼、鉻鉬釩鋼、黃銅，密封面材質(zhì):H、N、F46、J、Y、W、T、G。工作壓力1.6-32MPA，工作溫度-40℃- 550℃。閥門口徑 DN15-DN600。連接方式:法蘭、焊接、內(nèi)螺紋、 產(chǎn)品關鍵詞： 氧氣截止閥,