规格有：DN320*210椭圆内开人孔，DN430*330卫生级椭圆内开人孔，DN530*430不锈钢椭圆内开人孔；
材质:sus304材质，，316L材质
高度=100,120；150；160；170；180；200；300；500；600mm；
压力：浙江米勒洁净设备科技有限公司生产的不锈钢椭圆内开人孔压力***大为6个压力，，采用全部不锈钢304材质，或者316L材质；
一般食品行业用304材质比较多，由于食品级腐蚀性液体不是很多，这时候用304材质没问题，比如酱油，醋等这些具有腐蚀性的介质，一定要选用不锈钢316L材质，或者其他材质，可：刘易 ；
这种人孔内开就是朝内打开，压力大，包压效果十分好，故又叫下人孔，侧人孔。
欢迎椭圆内开人孔，卫生级椭圆内开人孔，不锈钢椭圆内开人孔厂家，我们米勒是*生产卫生洁净人孔，期待您的来电：；
我公司还生产其他人孔，圆形常压人孔，压力人孔，快开人孔，方形人孔，包压人孔，保温人孔，全视镜人孔，期待你的。
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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 ;
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.
欢迎椭圆内开人孔，卫生级椭圆内开人孔，不锈钢椭圆内开人孔厂家；
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