... glass quartz products Co., LTDProductmaterial:stainless steel flangefeature :Flanged straight sight glass with high quality1 Material: SUS304,SUS304L,SUS316, ... , punctual lead time and guaranteed qualityOEM serivce:YESSpecifications:Flanged straight sight glass with high quality1) 1/2"-6"&DN10 ... ,Xinxiang City,Henan provinceProduct Image About Company Flanged straight sight glass with high quality