GJ41W國(guó)標(biāo)波紋管截止閥 概述; | |
制造標(biāo)準(zhǔn):GB12235 | 結(jié)構(gòu)長(zhǎng)度:GB12221 |
對(duì)焊口標(biāo)準(zhǔn):GB12224 | 試驗(yàn)標(biāo)準(zhǔn):GB13927 |
Bb Os & Y structure | |
Manufacture:GB12235 | Face to face:GB12221 |
Butt-welding:GB12224 | Test:GB13927 |
公稱(chēng)壓力 (nominal pressure) | 1.6Mpa | 2.5Mpa | 4.0Mpa |
密封試驗(yàn)(seal test) | 1.8MPa | 2.8MPa | 4.4MPa |
殼體強(qiáng)度(shell) | 2.4MPa | 3.6MPa | 6.0MPa |
適用溫度 (suitabletemprature) | 300℃ |
雙層波紋管(double walls bellow seal) | 維修方便(maintenance-free) |
波紋管密封閥桿(spindle with bellow seal) | 雙重密封(secondary sealing) |
位置指示(position indicator) | 無(wú)升降手輪(non-rising handwheel) |
工業(yè)(industry) | 電站(power station) |
廢氣凈化廠(chǎng)(flue gas puerification plant) | 天然氣(gas supply) |
真空裝置(vacuum facilities) | 氨(ammonia) |
熱水(hot water) | 冷凍系統(tǒng)(cllling&freezing systme) |
加熱設(shè)備(heating technology) | 蒸汽系統(tǒng)(steam system) |
零件名稱(chēng) parta name | 閥體 body | 閥蓋 bonnet | 閥桿 stem | 閥瓣 disc | 密封面 sealing face | 填料 paking |
WCB | WCB | WCB | 13Cr | 2Cr13 | 2Cr13 | 柔性石墨 GRAPHITE |
STL | ||||||
304 | CF8 | CF8 | 304 | 304 | 304 | 柔性石墨 GRAPHITE |
STL | PTFE | |||||
316 | CF8M | CF8M | 316 | 316 | 316 | 柔性石墨 GRAPHITE |
STL | PTFE | |||||
304L | CF3 | CF3 | 316 | 304L | 304L | 柔性石墨 GRAPHITE |
STL | PTFE | |||||
316L | CF3M | CF3M | 316 | 316L | 316L | 柔性石墨 GRAPHITE |
STL | PTFE |