CONTENTS 1 Scope and General Introduction 3 2 Surface ...
2016-11-14 · This type of blast is more difficult to describe. It essentially amounts to about 2/3 of a white metal blast, which allows for very slight residues of rust and paint in the form of staining. Brush of blast (SSPC 7-63, NACE No.4 SA-1) This preparation calls for removal of loose rust, paint, scales, etc. Tightly adherent paint, rust
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