BS 4534:1969

Specifies requirements covering 14 grades of steel. Chemical composition, mechanical properties, testing, non-destructive testing either dye-penetrant or acid-etched ring, standards of acceptance, dimensional tolerances and marking. Charts establish acceptable levels of dye-penetrant indications for four classes of tube. An appendix shows the relationship between British and American Standard Specifications.

All current amendments available at time of purchase are included with the purchase of this document.