電動防爆法蘭截止閥結(jié)構(gòu)特點(diǎn)、用途及注意事項：“乾QY儀”系列可以安裝在管道的任何位置上，介質(zhì)從下往上流。產(chǎn)品設(shè)計制造按國家標(biāo)準(zhǔn)GB12235,結(jié)構(gòu)合理,密封可靠,性能優(yōu)良,造型美觀。合金鋼截止閥適用于耐高溫的蒸汽、油品管道上，具有耐高溫特點(diǎn)。不銹鋼截止閥適用于各類腐性介質(zhì)的管道上，有良好的防腐性的足夠的強(qiáng)度。其特點(diǎn)如下：①閥瓣、閥座密封面用硬質(zhì)合堆焊而成,耐磨、耐高溫、耐腐蝕、抗擦傷性好、使用壽命長。②閥桿材料為滲氮鋼，滲氮后的閥桿表面硬度高、耐磨、抗擦傷，抗腐蝕。③由于溫度、壓力等原因，閥門口徑DN50以下的閥體、閥蓋為模鍛件、DN65以上的閥體、閥蓋為鑄鋼件。④閥體材料品種齊全,填料、墊片可根據(jù)實際工況或用戶要求合理選配,能適用與各種壓力、溫度及介質(zhì)工況。⑤安裝閥門時注意介質(zhì)的流向，嚴(yán)格按閥門流向箭頭指示的方向安裝。⑥電動截止閥盡量垂直安裝，閥桿向上。J9B41H-10C  DN32/J9B41H-10C  DN40/J9B41H-10C  DN50/J941H-10C  DN65/J941H-10C  DN80/J941H-10C  DN100/J941H-10C  DN125/J9B41H-10C  DN150/J941H-10C  DN200/J941H-10C  DN250/J941H-10C  DN300/J941H-10C  DN350/J941H-10C  DN400/J941H-10C  DN450/J941H-10C  DN500/J941H-10C  DN600/J941H-10C  DN700/J941H-10C  DN800/J941H-10C  DN900/J941H-10C  DN1000/J941H-16C  DN32/J941H-16C  DN40/J941H-16C  DN50/J941H-16C  DN65/J941H-16C  DN80/J941H-16C  DN100/J941H-16C  DN125/J941H-16C  DN150/J941H-16C  DN200/J941H-16C  DN250/J941H-16C  DN300/J941H-16C  DN350/J941H-16C  DN400/J941H-16C  DN450/J941H-16C  DN500/J941H-16C  DN600/J941H-16C  DN700/J941H-16C  DN800/J941H-16C  DN900/J941H-16C  DN1000/J941H-25C  DN32/J941H-25C  DN40/J941H-25C  DN50/J941H-25C  DN65/J941H-25C  DN80/J941H-25C  DN100/J941H-25C  DN125/J941H-25C  DN150/J941H-25C  DN200/J941H-25C  DN250/J941H-25C  DN300/J941H-25C  DN350/J941H-25C  DN400/J941H-25C  DN450/J941H-25C  DN500/J941H-25C  DN600/J941H-25C  DN700/J941H-25C  DN800/J941H-25C  DN900/J941H-25C  DN1000/J941H-40C  DN32/J941H-40C  DN40/J941H-40C  DN50/J941H-40C  DN65/J941H-40C  DN80/J941H-40C  DN100/J941H-40C  DN125/J941H-40C  DN150/J941H-40C  DN200/J941H-40C  DN250/J941H-40C  DN300/J941H-40C  DN350/J941H-40C  DN400/J941H-40C  DN450/J941H-40C  DN500/J941H-40C  DN600/J941H-40C  DN700/J941H-40C  DN800/J941H-40C  DN900/J941H-40C  DN1000/J941H-64C  DN32/J941H-64C  DN40/J941H-64C  DN50/J941H-64C  DN65/J941H-64C  DN80/J941H-64C  DN100/J941H-64C  DN125/J941H-64C  DN150/J941H-64C  DN200/J941H-64C  DN250/J941H-64C  DN300/J941H-64C  DN350/J941H-64C  DN400/J941H-64C  DN450/J941H-64C  DN500/J941H-64C  DN600/J941H-64C  DN700/J941H-64C  DN800/J941H-64C  DN900/J941H-64C  DN1000/J941H-100C  DN32/J941H-100C  DN40/J941H-100C  DN50/J941H-100C  DN65/J941H-100C  DN80/J941H-100C  DN100/J941H-100C  DN125/J941H-100C  DN150/J941H-100C  DN200/J941H-100C  DN250/J941H-100C  DN300/J941H-100C  DN350/J941H-100C  DN400/J941H-100C  DN450/J941H-100C  DN500/J941H-100C  DN600/J941H-100C  DN700/J941H-100C  DN800/J941H-100C  DN900/J941H-100C  DN1000