screw down valve

常見(jiàn)例句

Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角鑄鋼可閉立式防浪閥；
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The valve can be installed in horizontal or vertical. Add seal cushion between two flanges connection and screw down bolt .
本閥可水平安裝或垂直安裝，安裝時(shí)兩法蘭聯(lián)接中間必須加密封墊片，然后均勻鎖緊螺栓。
Pay attention to the direction of medium in valve body. Add seal cushion between two flanges connection and screw down bolt.
安裝時(shí)請(qǐng)注意閥體上標(biāo)注介質(zhì)流向，兩法蘭連接時(shí)必需加密封墊片，然后均勻鎖緊螺栓。