American Standard Sieves are manufactured in the United Kingdom to the highest standards. We offer a wide range of 8″ (203mm) and 12″ (305mm) diameter testing sieves conforming to ASTM-E11.
Our ASTM testing sieves are ISO 3310-1 compliant and are supplied with a certificate of conformity. All our sieves have an individual identification number engraved onto the sieve body which matches the unique sieve certificate.
*against future failure due to faulty workmanship
Cooper Technology offers 100% Lifetime Guarantee on all sieves*