1.5 per cent manganese steel for colliery tub, skip or mine-car drawbars, shackles and couplings and detaching hooks (Being Amendment No. 4, July 1942 to BS 291:1927, "1.5 per cent manganese steel for colliery tub drawbars, shackles and couplings" modifie

Published by	Publication Date	Number of Pages
AS	01/01/1951		4

Category: AS

Description

AS M3 – 1.5 per cent manganese steel for colliery tub, skip or mine-car drawbars, shackles and couplings and detaching hooks (Being Amendment No. 4, July 1942 to BS 291:1927, "1.5 per cent manganese steel for colliery tub drawbars, shackles and couplings" modifie

This specification deals with the manufacture, chemical composition, branding and testing of 1.5 per cent Manganese Steel for Colliery Tubs Drawbars, Shackles, Couplings and Colliery Detaching Hooks.