ASTM A672 C55 LSAW pipeline carbon content is above 0.26, the mechanical property is good, ASTM A672 C55 LSAW pipeline mainly used for petroleum, natural gas, water, steam, liquid construction, pipeline, surface can be painted black paint, 3PE, FBE, epoxy resin.
C55 LSAW pipeline Chemical composition (Max)
Grade |
C |
Mn |
P |
S |
Si |
C55 |
0.26 |
1.30 |
0.035 |
0.035 |
0.45 |
C55 Mechanical properties (Min)
Grade |
Yield Strength (Mpa) |
Tensile Strength(Mpa) |
C55 |
30 |
55 |
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