... or chromium plated steel, brass pvc, etc,.Test Sieves specification:Standard sieves and test sieves: diameter: 5cm.6cm.8cm.10cm. 20 ... 60*10cm.Customer orders are also welcome.Test sieves can be divided into standard test sieves , garden careen sieves, concrete sieves ... or chromium plated steel, brass pvc, etc,.Test Sieves specification:Standard sieves and test sieves: diameter: 5cm.6cm.8cm.10cm. 20 ...