Mechanical Drawing Cross Hatching of Face Hardened Steel
A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing symbol.
Keywordssymbol, symbols, mechanical drawing, Cross Hatching, material symbol, cross-hatching, crosshatching, Mechanical Drawing of Material Symbols Face Hardened Steel, face hardened steel
GalleriesMechanical Drawing Conventions
French, Thomas E A Manual of Engineering Drawing for Students and Draftsmen (New York, NY: McGraw-Hill, 1911)