... steel soil sieves & copper soil sievesNew standard stainless steel and brass sieve for sand, soil and stone, screening equipment, testing machine. ... Conformity to ASTM standards.1. Lab accessories2. With new standard, following ASTM ... 20mm, 31.5mm, 40mm, 50mm, 63mm, 80mm, 100mm4. Old standard sand sieve:(7units) 0.16mm, 0.315mm, 0.63mm, 1 ...