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آهن چکش خوار (نرم
) IS : 2108-1962, IS : 2640-1964, IS :
2107-1962 |
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| Code
for Designation |
Grades |
Tensile strength, Min, kgf/mm |
American Brown and Sharpe's
Gauge
(AWG) |
Elongation percent Min. |
Brinell Hardness HB Max. |
Phosphorous content percent Max. |
Typical Applications |
|
| BM35 |
A |
35 |
21 |
14 |
149 |
0.12 |
Thin walled castings, mass production parts, wheels,
keys. |
|
BM30 |
C |
30 |
- |
6 |
163 |
0.20 |
| PM70 |
A |
70 |
55 |
2 |
241-285 |
0.12 |
| PM45 |
E |
45 |
28 |
7 |
149-201 |
0.12 |
Parts for locks and sweing machine
parts. |
|
WM42 |
A |
42 |
26 |
4 |
217 |
0.15 |
| WM35 |
B |
35 |
- |
3 |
217 |
0.15 |
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