Lead-coated sheets, same as above.

Tin plates, terne plates, 14″ × 20″, 17″ × 121⁄2″, 15″ × 11″, 14″ × 10″, 24″ × 20″, 28″ × 10″, 28″ × 20″.

Hoops, from 5⁄8″ to 7″ wide, and from No. 8 to No. 24 w.g.

[1875]. Wire; sections manufactured in hard iron, soft iron, soft steel, hard steel, tempered steel, piano wire, covered wire (wound with either cotton, silk, guttapercha, flax, &c.), or copper wire. Also brass, copper, lead, zinc, and other metal wire, hard or soft; tinned iron wire, galvanised iron wire, tinned brass wire, coppered iron wire, lead-coated iron wire.

[Larger plate.]

Pipes (see [Section 57]) and tubes of wrought iron, either butt or lap welded, or solid drawn, are made in four qualities or strengths:—1. Gas tube; 2. Steam or water tube; 3. Boiler flue tube; 4. Hydraulic tube. These are manufactured from 1⁄4″ to 3″ internal diameters; boiler flue tubes to 9″ diameter, but much larger sizes can be made to order.

Solid drawn steel tubes are made up to 10″ diameter; larger sizes are made to order.

Special steel or wrought iron pipes, flanged with L iron, are made up to 4′ diameter with welded joints, and welded steel or wrought iron socket and spigot pipes up to 24″ diameter.

Cast iron pipes are made in the following strengths:—Rainwater pipes, hot-water pipes, gas mains, water mains, hydraulic mains for high pressure, and the thicknesses of metal vary according to the pressures. Diameters from 11⁄2″ up to 4′, and lengths usually 6′ and 9′. See [Section 57].