en 18874 p500qh nickel steel makeitfrom

The Mineral Industry of The British Empire and Foreign

Iron and Steel Lead Lithia Mica (see Mica). Magnesite Manganese. 18824. 5 16 Z1. 33 40 49 56 60 439 67 69 73 79 116 441 120 135 141 144 146 148 149 162 166 173 205 221 230. PAGE. Mercury (see Quicksilver). Mica Molybdenum Monazite Nickel Nitrogen Compounds Petroleum and Allied Products Phosphates Platinum Potash Minerals Pyrites (see also 1.8874 (P500QH) - AloroSpecial alloy steel. 1.8800 - 1.8899 (High Strength Weldable Steels not Intended for Heat Treatment by User)