ASME/ASTM Standard Boiler Tube Standard ASTM A210 Application It is used for boiler and boiler flue tubes, including safe end, vault and supporting tube, and superheater min wall thickness seamless medium carbon steel tube. Main Steel Tube Grades A210A1, A210C etc. Other grades can also be provided after consulting with customers. Chemical Composition

Standard	Grade	Chemical Composition %
		C	Si	Mn	P, S
ASTM A210	A-1	≤0.27	≥0.10	≤0.93	≤0.035
	C	≤0.35	≥0.10	0.29-1.06	≤0.035

Mechanical Properties

Standard	Grade	Mechanical Properties
		Tensile Strength MPa	Yield Strength MPa	Elongation %
ASTM A210	A-1	≥415	≥255	≥30
	C	≥485	≥275	≥30