BSI BS 1669:1972

Withdrawn Revision
Specification for industrial perforated plates

Best Price Guarantee Feb 11, 1972 English 1 Pages

This Document Has Been Superseded

A newer publication replaces it: BSI BS 6620


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BSI BS 1669:1972

Specification for industrial perforated plates

PUBLISH DATE 1972
BSI BS 1669:1972

WITHDRAWN

Plates with round or square perforations, staggered pitch.

Round holes 125 to 3.15 mm diameter, square holes 125 mm to 4 mm side of square, following the R 20 preferred number series.

Five classes of round hole plate open areas 58 per cent to 23 per cent; four of square hole plates open areas 64 per cent to 31 per cent.

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