伊人久久国产精品,色综合久久久久,精品国产香蕉伊思人在线又爽又黄,国产激情对白一区二区三区四

產品名稱：橢圓內開人孔，衛生級橢圓內開人孔，不銹鋼橢圓內開人孔廠家，
 
規格有：DN320*210橢圓內開人孔，DN430*330衛生級橢圓內開人孔，DN530*430不銹鋼橢圓內開人孔；

材質:sus304材質，，316L材質

高度=100,120；150；160；170；180；200；300；500；600mm；

壓力：浙江米勒潔凈設備科技有限公司生產的不銹鋼橢圓內開人孔壓力***大為6個壓力，，采用全部不銹鋼304材質，或者316L材質；
一般食品行業用304材質比較多，由于食品級腐蝕性液體不是很多，這時候用304材質沒問題，比如醬油，醋等這些具有腐蝕性的介質，一定要選用不銹鋼316L材質，或者其他材質，可：劉易 ；
 
這種人孔內開就是朝內打開，壓力大，包壓效果十分好，故又叫下人孔，側人孔。

歡迎橢圓內開人孔，衛生級橢圓內開人孔，不銹鋼橢圓內開人孔廠家，我們米勒是*生產衛生潔凈人孔，期待您的來電：；
我公司還生產其他人孔，圓形常壓人孔，壓力人孔，快開人孔，方形人孔，包壓人孔，保溫人孔，全視鏡人孔，期待你的。

================================================================================
Pressure: Zhejiang Miller Clean Technology Co., Ltd. production of stainless steel oval opening pressure of up to 6 pressure, using all the 304 stainless steel material, or 316L material;
General food industry with more 304, because the food-grade corrosive liquid is not a lot, this time with 304 material completely no problem, such as soy sauce, vinegar and other corrosive media, we must use stainless steel 316L material, or other materials, May inquire: Liu Yi ; 歡迎橢圓內開人孔，衛生級橢圓內開人孔，不銹鋼橢圓內開人孔廠家；
This manhole is open inside the DPRK, pressure, pressure effect is very good, it is also called the next man hole, side hole.

Welcome to inquire oval in the open manhole, open oval manhole health, stainless steel oval opening in the hole manufacturers, we Miller is a professional production of clean manhole, look forward to your call: ;
Our company also produces other manhole, round pressure manhole, pressure manhole, quick opening manhole, square manhole, including pressure manhole, thermal manhole, full-sighted manhole, look forward to your call consultation.

歡迎橢圓內開人孔，衛生級橢圓內開人孔，不銹鋼橢圓內開人孔廠家；