Steel Grade: 10, 20, Q295, Q345, Q390, Q420, Q460
Standard: GB/T 8163-2008
Application: It is for transmission fluid.
Sizes: O.D.: 60mm~219mm, W.T.: 4mm~35mm.
Q345 Chemical Composition:
Steel Grade | Quality Level | C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | N | Mo | Als |
‰ | |||||||||||||||
Q345 | A | 0.2 | 0.05 | 1.7 | 0.035 | 0.035 | 0.07 | 0.15 | 0.2 | 0.3 | 0.5 | 0.3 | 0.012 | 0.1 | 0.015 |
B | 0.035 | 0.035 | |||||||||||||
C | 0.03 | 0.03 | |||||||||||||
D | 0.18 | 0.03 | 0.025 | ||||||||||||
E | 0.025 | 0.02 |
Q345 Mechanical Properties:
Steel Grade | Quality Level | (MPa) tensile strength | lower yield strength (MPa) | Elongation (%) | impact test | |||
±Úºñ W.T.(mm) | temperature (¡æ) | absorbed energy (KV2/J) | ||||||
16 | >16~30 | >30 | ||||||
Q345 | A | 470~630 | 345 | 325 | 295 | 20 | - | - |
B | 20 | 34 | ||||||
C | 21 | 0 | ||||||
D | -20 | |||||||
E | -40 | 27 |
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Post time: Jun-12-2018