Arten von Stahlrohren | Außendurchmesser | Wandstärke | ||
Kaltgewalzte Rohre | Rohrgrößen (mm) | Toleranzen (mm) | Rohrgrößen (mm) | Toleranzen (mm) |
> 30~50 | ±0, 3 | ≤30 | ±10 % | |
> 50~219 | ±0, 8 % | |||
Warmgewalzte Rohre | > 219 | ±1, 0 % | > 20 | ±10 % |
Standardcodes | Modelle von Stahlrohren | Tensite-Stärke (MPa) | Streckgrenze (MPa) | Dehnung (%) |
GB/T8162 | 10 | ≥335 | ≥205 | ≥24 |
20 | ≥390 | ≥245 | ≥20 | |
35 | ≥510 | ≥305 | ≥17 | |
45 | ≥590 | ≥335 | ≥14 | |
Q345 | ≥490 | ≥325 | ≥21 | |
15CrMo | ≥440 | ≥295 | ≥22 | |
12Kr1MoV | ≥490 | ≥245 | ≥22 | |
ASTM A53
ASME SA53 |
A | ≥330 | ≥205 |
Tabelle in ASTM A 53 prüfen
Tabelle in ASME SA53 prüfen |
B | ≥415 | ≥240 |
Standardcodes | Modelle von Stahlrohren | Chemische Zusammensetzung (%) | |||||||||
C | Si | Mn | P | S | Cu | Ni | Mo | Cr | V | ||
GB/T8162 | 10 | 0, 07~0, 14 | 0, 17~0, 37 | 0, 35~0, 65 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 25 | / | ≤0, 15 | / |
20 | 0, 17~0, 24 | 0, 17~0, 37 | 0, 35~0, 65 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 25 | / | ≤0, 25 | / | |
35 | 0, 32~0, 40 | 0, 17~0, 37 | 0, 50~0, 80 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 25 | / | ≤0, 25 | / | |
45 | 0, 42~0, 50 | 0, 17~0, 37 | 0, 50~0, 80 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 25 | / | ≤0, 25 | / | |
Q345 | 0, 12~0, 20 | 0, 20~0, 55 | 1, 20~1, 60 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 25 | / | ≤0, 25 | / | |
15CrMo | 0, 12~0, 18 | 0, 17~0, 37 | 0, 40~0, 70 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 30 | 0, 40~0, 55 | 0, 80~1, 10 | / | |
12Kr1MoV | 0, 08~0, 15 | 0, 17~0, 37 | 0, 40~0, 70 | ≤0, 035 | ≤0, 035 | ≤0, 25 | ≤0, 30 | 0, 25~0, 35 | 0, 90~1, 20 | 0, 15~0, 30 | |
ASTMA53
ASMESA53 |
A | ≤0, 25 | / | ≤0, 95 | ≤0, 05 | ≤0, 06 | ≤0, 40 | ≤0, 40 | ≤0, 15 | ≤0, 40 | ≤0, 08 |
B | ≤0, 30 | / | ≤1, 20 | ≤0, 05 | ≤0, 06 | ≤0, 40 | ≤0, 40 | ≤0, 15 | ≤0, 40 | ≤0, 08 |