針型閥產(chǎn)品及廠家
上海茨拓j23w-160p不銹鋼高壓焊接式針型閥特性1. 制造標準: gb/t12224-2005 jb/t7747-19952. 連接形式: 外螺紋對焊接管式3. 結(jié)構(gòu)特征: 錐面密封,活動閥瓣
更新時間:2024-12-30
上是nmb變送器sb-310a接線盒/sb-302a接線盒/ sb-320接線盒sb-309接線盒sb-310a接線盒sb-310a接線盒sb-320接線盒sb-302接線盒sb-307接線盒sb-309接線盒最新信息
更新時間:2024-12-30
針型閥(needle valve ）適合于各類壓力和流量的簡單調(diào)節(jié)，采樣鋼瓶的用配附件之一，材質(zhì)316l能夠耐受的壓力大,密封性能好。性能優(yōu)勢：耐壓耐溫能力強，表面光潔度高，針型閥的閥芯就是一個很尖的圓錐體，好象針一樣插入閥座，故此是各種管路系統(tǒng)中的重要組成部分。用途：廣泛的應(yīng)用在石油煉制、航天、造船、質(zhì)檢、長輸管線、化工、食品、造紙、制藥、水
更新時間:2024-12-28
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