butterfly check valve

基本解釋

A built-in butterfly-shaped check valve for an insulating jacket serves heat insulating function.
一種具有保溫設(shè)置的保溫夾套內(nèi)裝式蝶型止回閥。
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At present, the development and production of the main products are butterfly valve, check valve, gate valve, ball valve, strainer valve, globe valve, slurry valve, diaphragm valves and so on.
目前，開發(fā)生產(chǎn)的主要產(chǎn)品有蝶閥、球閥、止回閥、閘閥、截止閥、漿料閥、隔膜閥等。
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Divided by the structure of a non-return valve can be divided into the H72 non-return valve on the jack-up folder, and Swing Check Valve Slow Close ZHYH46EJ micro butterfly check valve in three.
止回閥按結(jié)構(gòu)劃分，可分為H72對(duì)夾升降式止回閥、旋啟式止回閥和ZHYH46EJ微阻緩閉蝶形止回閥三種。