BS 1669:1972
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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.
All current amendments available at time of purchase are included with the purchase of this document.
Product Details
- Published:
- 02/11/1972
- ISBN(s):
- 0580067076
- Product Code(s):
- 10033650
- Note:
- This product is unavailable in Ukraine, Russia, Belarus