ASME/ASTM Standard Tube for Pipelines Standard ASTM A106 Application It is used for the machining for bending, border coiling and similar shape forming. Main Steel Tube Grades A106A, A106B, A106C Other grades can also be provided after consulting with customers. Chemical Composition

Standard	Grade	Chemical Composition %
		C	Si	Mn	P, S	Cr	Mo	Ni	Cu	V
ASTM A106	A	≤0.25	≥0.10	0.27-0.93	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	B	≤0.30	≥0.10	0.29-1.06	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08
	C	≤0.35	≥0.10	0.29-1.06	≤0.035	≤0.40	≤0.15	≤0.40	≤0.40	≤0.08

  Mechanical Properties

Standard	Grade	Mechanical Properties
		Tensile Strength MPa	Yield Strength MPa
ASTM A106	A	≥330	≥205
	B	≥415	≥240
	C	≥485	≥275