BS or British Standards is the term used to indicate standards developed by the British Standards Institute (BSI), similar to the international ISO standards or German and European TÜV.
BS 970 refers to the "Specification for wrought steels for mechanical and allied engineering purposes. General inspection and testing procedures and specific requirements for carbon, carbon manganese, alloy and stainless steels". The standard has the status "Superseded, Withdrawn" on the page for BS 970 (as of October 2012).
3% of 970 = 3% * 970 = 0.03 * 970 = 29.1
970
97
970
970 = CMLXX
970
970
you have to divide 20 by 100 and then times it by 970. 20/100 times 970 = 194
970 millimeters is 38.19 inches.
24.25
970
1070