Key Steel is an unalloyed medium carbon steel. It is supplied bright drawn in square and flat bar, to tolerances as stipulated in BS46
TYPICAL ANALYSIS
C.
Si.
Mn.
S.
P.
0.45%
0.25%
0.70%
0.05%
Imperial Stock Sizes
Metric Stock Sizes
1/8" sq
5/8" sq
4mm sq
16mm x 28mm
3/16" sq
5/8" x 3/4"
5mm sq
18mm x 32mm
3/16" x 1/4"
5/8" x 7/8"
6mm sq
20mm sq
1/4" sq
5/8" x 1"
6mm x 10mm
20mm x 25mm
1/4" x 5/16"
3/4" sq
7mm x 8mm
20mm x 36mm
1/4" x 3/8"
3/4" x 7/8"
8mm sq
22mm sq
1/4" x 1/2"
3/4" x 1"
8mm x 10mm
22mm x 40mm
1/4" x 5/8"
3/4" x 1 1/4"
8mm x 12mm
24mm sq
5/16" sq
7/8" sq
9mm x 14mm
25mm sq
5/16" x 3/8"
7/8" x 1"
10mm sq
25mm x 40mm
5/16" x 7/16"
7/8" x 1 1/2"
10mm x 12mm
25mm x 45mm
5/16" x 1/2"
1" sq
10mm x 16mm
28mm sq
3/8" sq
1" x 1 1/4"
11mm x 18mm
28mm x 50mm
3/8" x 7/16"
1" x 1 1/2"
12mm sq
30mm sq
3/8" x 1/2"
1" x 1 5/8"
12mm x 20mm
32mm x 56mm
3/8" x 5/8"
1 1/8" sq
14mm sq
32mm sq
3/8" x 3/4"
1 1/4" sq
14mm x 22mm
36mm sq
7/16" sq
1 1/4" x 1 3/4"
14mm x 25mm
38mm sq
7/16" x 5/8"
1 1/4" x 2"
15mm sq
40mm sq
1/2" sq
1 1/2" sq
16mm sq
45mm sq
1/2" x 5/8"
1 1/2" x 2"
16mm x 20mm
50mm sq
1/2" x 3/4"
1 3/4" sq
1/2" x 1"
1 3/4" x 2"
9/16" sq
2" sq