GOST 13525.21-1975
Paper and board. Method for determination of torsion on air

Standard No.

GOST 13525.21-1975

Release Date

1975

Published By

RU-GOST R

Latest

GOST 13525.21-1975

Replace

GOST 7688-1955

Scope

This standard applies to paper and board and specifies a method for determining curl in air. The method is

GOST 13525.21-1975 Referenced Document

• GOST 13523-1978 Fibre semi-finished products, paper and board. Method for conditioning of samples*， 1978-04-19 Update
• GOST 427-1975 Measuring metal rules. Basic parameters and dimensions. Specifications
• GOST 8047-2001 Paper and board. Sampling to determine average quality*， 2024-04-19 Update

GOST 13525.21-1975 history

• 1975 GOST 13525.21-1975 Paper and board. Method for determination of torsion on air
• 1969 GOST 13525.16-1969 Paper. Method for determination of degree of wet curl of paper
• 0000 GOST 7688-1955