品牌:SCHNEIDER | 規格: | 產地:法國 |
BMXCRA31210
BMXCRA31210
各大進口品牌DCS控制備件
AB 1771 1785 1756 1746 1747係列價格超低
施耐德140係列PLC 價格超低
GE IC697、IC693備件
ABB機器人控制備件DSQC開頭,3H開頭的型號及老係統備件
Foxboro,TRICONEX 、westinghouse ovation,力士樂 INDARMAT 、
yaskawa motoman,xycom, Motorola,Force Computers ...
各品牌機器人控制備件
各大老係統備件及停產備件,專門解決你找不的產品難題
中海德(福建)工業設備有限公司
聯係人:夏極
手機:13376990653(微信同號)
QQ:3004650323
歡迎您來電資訊詳細資料!
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pr SYSTEM 2200從自密封的閥門出現後,法蘭截止閥的介質流向就改由閥瓣上方進入閥腔,這時在介質壓力作用下,關閥門的力小,而開閥門的力大,閥桿的直徑可以相應地減少。同時,在介質作用下,這種形式的閥門也較嚴密。我國閥門三化給曾規定,截止閥的流向,一律採用自上而下。氧氣截止閥使用維護情況如下:使用維護的目的,在於延長氧氣截止閥壽命和保證啟閉可靠。閥桿螺紋,經常與閥桿螺母摩擦,要涂一點黃幹油、化鉬或石墨粉,起潤滑作用。