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Steatite – Straw Rope

Steatite

See SOAPSTONE.

Steel Furnace

See CRUCIBLE STEEL; BESSEMER STEEL; SIEMENS-MARTIN STEEL; OPEN-HEARTH STEEL; STEEL CASTINGS.

Step-metal

See ALLOYS; BRASS MIXTURES.

Stereotype-metal

See STEREOTYPING; TYPE-METAL.

Sterro-metal

A gun-metal alloy of remarkable strength invented by Baron Rosthorn, Vienna. See DELTA-METAL.

Stone-coal

A common name for anthracite coal. See COAL.

Stopping-up

A phrase employed when the tap-hole is being plugged with clay by the cupola-man. See BOTT-STICK; BOTT-CLAY; TAPPING-HOLE.

Stourbridge Fire-clay

A well known fire-clay. The average analysis is: silica 63.30, alumina 23.30, lime .73, ferrous oxide 1.80, water (hygroscopic) 10.30. See FIRE-CLAY; SILICA.

Stove

A very common name for the foundry oven. See OVEN.

Stove-plate

A general name for all the thin, flat castings used for the construction of stoves.

Straight-edge

A strip of wood or metal with which to test the accuracy of an edge or surface. See PARALLEL STRAIGHT-EDGE; BED; LEVEL.

Straw Rope

Straw twisted into a rope for wrapping core-barrels, and other purposes for which hay is used. See HAY ROPE; HAY-ROPE TWISTER.