| BS 970 |
SAE (AISI) |
WERKSTOFF NO. |
| 080 M 40 |
1043 |
1.0503 |
CHEMICAL COMPOSITION
| CARBON |
: 0,36 - 0,44 |
| SILICON |
: 0,05 - 0,35 |
| MANGANESE |
: 0,60 - 1,00 |
| SULPHUR |
: 0,06 MAX |
| PHOSPHORUS |
: 0,06 MAX |
MECHANICAL
PROPERTIES |
CONDITION |
| N |
Hardened & Tempered |
| Q |
R |
| Limited Ruling Sections Min. |
150 |
65 |
22 |
| Tensile Strength, Tons/Sq. in. Min. |
35 |
40 |
45 |
| Yield Stress, Tons/Sq. in. |
18 |
28 |
32 |
| Elongation, percent Min. |
20 |
22 |
20 |
| Izod Impact Value, Ft. LB. Min. |
|
10 |
10 |
| Brinell Hardness Number |
152 / 207 |
179 / 229 |
210 / 255 |
STANDARD STOCK SIZES
| SIZE |
Kg/m |
SIZE |
Kg/m |
SIZE |
Kg/m |
SIZE |
Kg/m |
SIZE |
Kg/m |
| 6mm |
0,222 |
20mm |
2,466 |
38mm |
8,903 |
70mm |
30,210 |
125mm |
96,337 |
| 7mm |
0,302 |
21mm |
2,719 |
1 1/2" |
8,950 |
75mm |
34,680 |
127mm |
99,441 |
| 8mm |
0,395 |
22mm |
2,984 |
40mm |
9,865 |
3" |
35,799 |
130mm |
104,195 |
| 9mm |
0,499 |
7/8" |
3,045 |
42mm |
10,876 |
80mm |
39,458 |
135mm |
112,364 |
| 10mm |
0,617 |
24mm |
3,551 |
1 3/4" |
12,181 |
85mm |
44,545 |
140mm |
120,841 |
| 11mm |
0,746 |
25mm |
3,853 |
45mm |
12,485 |
3 1/2" |
48,726 |
145mm |
129,627 |
| 12mm |
0,888 |
1" |
3,978 |
48mm |
14,205 |
90mm |
49,939 |
150mm |
138,721 |
| 1/2" |
0,994 |
26mm |
4,168 |
50mm |
15,413 |
95mm |
55,642 |
6" |
143,195 |
| 14mm |
1,175 |
28mm |
4,824 |
2" |
15,911 |
100mm |
61,654 |
155mm |
148,123 |
| 15mm |
1,387 |
1 1/8" |
5,034 |
2 1/8" |
17,962 |
4" |
63,642 |
160mm |
157,833 |
| 5/8" |
1,554 |
30mm |
5,549 |
55mm |
18,650 |
105mm |
67,973 |
|
|
| 16mm |
1,578 |
1 1/4" |
6,215 |
2 1/4" |
20,137 |
110mm |
74,601 |
|
|
| 17mm |
1,782 |
32mm |
6,313 |
60mm |
22,195 |
4 1/2" |
80,547 |
|
|
| 18mm |
1,988 |
35mm |
7,553 |
2 1/2" |
24,861 |
115mm |
81,537 |
|
|
| 19mm |
2,226 |
36mm |
7,990 |
65mm |
26,049 |
120mm |
88,781 |
|
|
TYPICAL USES
Dynamo and Motorshafts, heat-treated bolts, crankshafts, connecting rods, driving rings & flanges, railway couplings, axels, brackets, housings, miscellaneous gun carriage and small arms parts not subjected to high stresses or severe wear.
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