ASTM A106 mmalite:
1. ASTM A106 maka ihe ọkọlọtọ America, gụnyere A, B, C ngụkọta nke akara ule atọ.
ọkọlọtọ American | Chinese yiri ya | ike ọdụdọ |
A | 20# | 330MPa |
B | Q235 | 415MPa, |
C | Q345 | 485MPa |
- Nyocha kemịkalụ
≤C | Mn | ≤P | ≤S | Si | ≤Cr | ≤Ku | Mo | Ni | V | |
A | 0.25 | 0.27-0.93 | 0,035 | 0,035 | 0.1 | 0.4 | 0.4 | 0.15 | 0.4 | 0.08 |
B | 0.30 | 0.29-1.06 | 0,035 | 0,035 | 0.1 | 0.4 | 0.4 | 0.15 | 0.4 | 0.08 |
C | 0.35 | 0.29-1.06 | 0,035 | 0,035 | 0.1 | 0.4 | 0.4 | 0.15 | 0.4 | 0.08 |
N'elu ọkwa dị iche site na C na Mn, mgbe ahụ ọ na-abịa na ike tensile dị iche iche.
Oge nzipu: Mar-12-2018