Stalen buis |
Stalen buis, maat mm | Toegestane afwijking | |||
Normale kwaliteit | senior | ||||
Warmgewalste buis | D | ≤ 159 | ± 1.0% ( de minimumwaarde voor ± 0,5mm ) | ± 0.75% ( de minimumwaarde voor ± 0,3 mm ) | |
> 159 | ± 1.0% | ± 0.90% | |||
S | < 3.5 | + 15% ( De minimumwaarde voor + 0,48 mm - 10% - 0,32 mm ) | ± 10% ( de minimumwaarde voor ± 0,2 mm ) | ||
De nieuwe | +15%-10% | ±10% | |||
> 20 | D < 219 | ± 10% | ±7.5% | ||
D ≥ 219 | +12.5%-10.0% | ±10% | |||
Koude aangezogen buis | D | ≤ 30 | ± 0,20 mm | ± 0,15 mm | |
> 30-50 | ± 0,30 mm | ± 0,25 mm | |||
> 50 | ±0.8% | ±0.6% | |||
S | 2 tot 3 | +12%-10% | ±10% | ||
> 3 | ±10% | ±7.5% |
Kwaliteit |
Chemische samenstelling, % | ||||||||||
C | SI | MN | CR | MA | V | W | NB | Ni | P | S | |
10 |
0.07
0.14 |
0.17
0.37 |
0.35
0.65 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
20 |
0.17
0.24 |
0.17
0.37 |
0.35
0.65 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
16 minuten |
0.12
0.20 |
0.20
0.60 |
1.20
1.60 |
- | - | - | - | - | - | ≤0.030 | ≤0.030 |
15 MnV |
0.12
0.18 |
0.20
0.60 |
1.20
1.60 |
- | - |
0.04
0.12 |
- | - | - | ≤0.030 | ≤0.030 |
10MWVNb |
0.07
0.13 |
0.50
0.80 |
0.50
0.80 |
- |
0.60
0.90 |
0.30
0.50 |
0.50
0.90 |
0.06
0.12 |
- | ≤0.030 | ≤0.030 |
12Mo |
0.08
0.15 |
0.17
0.37 |
0.40
0.70 |
0.40
0.70 |
0.40
0.55 |
≤0.030 | ≤0.030 | ||||
15CrMo |
0.12
0.18 |
0.17
0.37 |
0.40
0.70 |
0.80
1.10 |
0.40
0.55 |
- | - | - | - | ≤0.030 | ≤0.030 |
1Cr5Mo | ≤ 0.15 | ≤ 0.50 | ≤ 0.60 |
4.00
6.00 |
0.40
0.60 |
- | - | - | ≤ 0.60 | ≤0.030 | ≤0.030 |
12Cr2Mo |
0.08
0.15 |
≤ 0.50 |
0.40
0.70 |
2.0
2.50 |
0.90
1.20 |
- | - | - | - | ≤0.030 | ≤0.030 |
12SiMoVNb |
0.08
0.14 |
0.50
0.80 |
0.60
0.90 |
- |
0.90
1.10 |
0.30
0.50 |
- |
0.04
0.08 |
- | ≤0.030 | ≤0.030 |
Kwaliteit |
Treksterkte, MPa |
Opbrengstpunt, MPa |
Rek min., % |
10 | 335-490 | 205 | 24 |
20 | 410-550 | 245 | 24 |
16 minuten | 490-670 | 320 | 21 |
15 MnV | 510-690 | 350 | 19 |
12Mo | 410-560 | 205 | 21 |
15CrMo | 440 tot 640 | 235 | 21 |