NF T35-509-4:2020
Preparation of steel substrates before application of paints and related products - Test methods for non-metallic blast-cleaning abrasives - Part 4 : assessment of hardness by a glass slide test

Standard No.

NF T35-509-4:2020

Release Date

2020

Published By

Association Francaise de Normalisation

Status

Be replaced 2012-02

Replace By

NF T35-509-4:2012

Latest

NF T35-509-4:2012

Scope

This document specifies a method for determining whether a non-metallic abrasive intended for blast preparation has a minimum hardness of 6 on the Mohs scale. This document is part of the is 11127 series of standards, which deals with sampling and tests of

NF T35-509-4:2020 history

• 2020 NF T35-509-4:2020 Preparation of steel substrates before application of paints and related products - Test methods for non-metallic blast-cleaning abrasives - Part 4 : assessment of hardness by a glass slide test
• 2012 NF T35-509-4:2012 Preparation of steel substrates before application of paints and related products - Test methods for non-metallic blast-cleaning abrasives - Part 4 : assessment of hardness by a glass slide test.