The bundy steel tubes have fine inside cleanness, high strength, nice elongation, good foundation for late process , anti leakage, anti high pressure explosion, excellent anti corrosion power after surface treatment. It is an ideal material for tubes of condensation,evaporation and autos.
>Material:High quality low carbon strip steel
>Tensile Strength:280-370Mpa
>Yeild Strengh:180-220Mpa
>Elongation:>40%
>Hardness(HR30T):42-50
>Chemical composition:
|
C |
Mn |
P |
S |
Si |
Al |
(%) |
0.03-0.035 |
0.1-0.2 |
<0.02 |
<0.01 |
<0.02 |
0.02-0.05 |