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long products  bars |
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| PRODUCTS |
STANDARD |
DIMENSION |
LIMIT DEVIATIONS |
| Reinforcing steel bar (plain surface) |
STAS 438/1-89 |
Φ10 - 32 mm |
Φ 10-20 mm: +0.3/-0.5 mm |
| Lenght 4-12 m |
Φ 22-32 mm: +0.5/-0.8 mm |
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Length:±100mm |
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| Reinforcing steel bar (ribbed surface) |
STAS 438/1-89 |
Φ10 - 32 mm |
Φ 10-16 mm: +0.3/-0.5 mm |
| Length: 4-12 m; |
Φ 18-25 mm: +0.4/-0.5 mm |
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Φ 28-32 mm: +0.4/-0.75 mm |
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Length:± 100 mm |
| Square steel bar |
SREN 10025-2:2004
SREN 10059:2004 |
10x10÷25x25 mm |
Φ 10-18 mm: +0.3/-0.5 mm |
| Length: 4-12 m |
Φ 20-25 mm: +0.4/-0.5 mm |
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Length:± 100 mm |
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| STEEL GRADE |
STANDARD |
CHEMICAL COMPOSITION ON MOLTEN STEEL, % |
| C, max. |
Si, max. |
Mn, max. |
S, max. |
P,max. |
Ti (Nb), max. |
| OB37 |
STAS 438/1-89 |
0.23 |
0.4 |
0.75 |
0.045 |
0.045 |
- |
| PC52 |
STAS 438/1-89 |
0.22 |
0.55 |
1.6 |
0.045 |
0.045 |
0.06 |
| S235J2 |
EN/10025 |
0.17 |
- |
1.4 |
0.025 |
0.025 |
- |
| S355JR |
EN/10025 |
0.24 |
0.55 |
1.6 |
0.035 |
0.035 |
- |
| STEEL GRADE |
STANDARD |
Φ (mm) |
Rp 0.2 (N/mm 2) min. |
Rm (N/mm 2) min. |
A 5 (%) min. |
A 10 (%) min. |
Φ dorn la indoire la rece, la 180 o |
| OB37 |
STAS 438/1-89 |
6 - 12 |
255 |
360 |
25 |
- |
0.5Φ |
| 14 - 36 |
235 |
| PC52 |
STAS 438/1-89 |
6 - 14 |
355 |
510 |
20 |
- |
3Φ |
| 16-28 |
345 |
| 32-36 |
335 |
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