• BS 1669:1972

BS 1669:1972

Specification for industrial perforated plates

BSI Group , 02/11/1972

Publisher: BS

File Format: PDF

$132.00$264.16


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.

BS 1669:1972 History

BS 6620-1:1991

BS 6620-1:1991

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BS 6620:1985

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BS 1669:1972

BS 1669:1972

$132.00 $264.16

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