ABNT NBR 12141-1991
Filter materials - Crushed stone - Determination of particle size composition - Test methods

Standard No.

ABNT NBR 12141-1991

Release Date

1991

Published By

BR-ABNT

Status

Be replaced 2017-04

Replace By

ABNT NBR 12141-2017

Latest

ABNT NBR 12141-2017

ABNT NBR 12141-1991 history

• 2017 ABNT NBR 12141-2017 Filtering material - Gravel - Determination of granulometric composition
• 1991 ABNT NBR 12141-1991 Filter materials - Crushed stone - Determination of particle size composition - Test methods