A conventional cross hatching symbol for Babbitt, metal composed of tin and copper.

Mechanical Drawing Cross Hatching of Babbitt

A conventional cross hatching symbol for Babbitt, metal composed of tin and copper.

The conventional material symbol using cross hatching technique for brass.

Mechanical Drawing Cross Hatching of Brass

The conventional material symbol using cross hatching technique for brass.

A conventional cross hatching material symbol for cast iron.

Mechanical Drawing Cross Hatching of Cast Iron

A conventional cross hatching material symbol for cast iron.

A mechanical drawing cross hatching symbol for cast steel.

Mechanical Drawing of Cross Hatching Cast Steel

A mechanical drawing cross hatching symbol for cast steel.

Conventional cross hatching mechanical drawing of copper.

Mechanical Drawing Cross Hatching of Copper

Conventional cross hatching mechanical drawing of copper.

A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing symbol.

Mechanical Drawing Cross Hatching of Face Hardened Steel

A conventional face hardened steel, commonly used in military armory, cross hatching mechanical drawing…

Conventional cross hatching for glass for mechanical drawing.

Mechanical Drawing Cross Hatching of Glass

Conventional cross hatching for glass for mechanical drawing.

Cross hatching conventional symbol for insulating material used in mechanical drawing.

Mechanical Drawing Cross Hatching of Insulating Material

Cross hatching conventional symbol for insulating material used in mechanical drawing.

A conventional leather cross hatching mechanical drawing symbol.

Mechanical Drawing Cross Hatching of Leather

A conventional leather cross hatching mechanical drawing symbol.

A conventional liquid symbol in cross hatching used in mechanical drawing.

Mechanical Drawing Cross Hatching of Liquid

A conventional liquid symbol in cross hatching used in mechanical drawing.

"The illustration gives conventions for a number of different materials. Those in the first line are accepted by practically all who use conventional cross—hatching... Those given are part of the codes of government standards of the Bureau of Steam Engineering and the Bureau of Construction U.S.N." —French, 1911

Mechanical Drawing Cross Hatching of Material Symbols

"The illustration gives conventions for a number of different materials. Those in the first line are…

A wrought iron conventional cross hatching symbol.

Mechanical Drawing Cross Hatching of Wrought Iron

A wrought iron conventional cross hatching symbol.

The conventional cross hatching mechanical drawing symbol for wrought steel.

Mechanical Drawing Cross Hatching of Wrought Steel

The conventional cross hatching mechanical drawing symbol for wrought steel.