国产三级伦理在线,久久久久黄久久免费漫画,成人国产精品日本在线,欧美美最猛性xxxxxx

電動截止閥結構特點、用途及注意事項，歐研自動化設備上海有限公司生產的電動截止閥可以安裝在管道的任何位置上，介質從下往上流。產品設計制造按國家標準GB12235,結構合理,密封可靠,性能優良,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。不銹鋼截止閥適用于各類腐性介質的管道上，有良好的防腐性的足夠的強度。其特點如下：①閥瓣、閥座密封面用硬質合堆焊而成,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、溫度及介質工況。⑤安裝閥門時注意介質的流向，嚴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。電動截止閥 電動防爆截止閥 電動隔爆截止閥 電動礦用截止閥型號如下J941H-10C DN32/J941H-10C DN40/J941H-10C DN50/J941H-10C DN65/J941H-10C DN80/J941H-10C DN100/J941H-10C DN125/J941H-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