方形不锈钢人孔采用进口SUS304、316L制作，可以满足食品、生物制药领域各种介质的特殊要求，其光滑、无缝、自动排空手工艺流体通道还非常适用于蒸汽踏它就地清洗的需要，在制造加工过程中严格按FDA要求进行质量临控，采用电脑三维设计，是为GMP要求而制造的。 卫生级人孔应用：乳制品、啤酒、食品、饮料、制药、生物工程等工业领域大罐及容器上。
Square stainless steel manhole using imported SUS304, 316 L production and can meet the special requirements of food, bio pharmaceutical field of various media, the smooth, seamless, the automatic arrangement of empty process fluid channel is very applicable to steam foot it clean in place of the need, in the manufacturing process strictly according to the requirements of the FDA quality of clinical control, using three dimensional computer design and is made for GMP requirements. Sanitary manhole application: dairy products, beer, food, beverage, pharmaceutical, bio engineering and other industrial fields tanks and other containers.