ASME/ASTM Standard Boiler Tube Standard ASTM A192 Application It is used for high pressure min. wall thickness seamless carbon steel boiler and superheater tube. Main Steel Tube Grades A192 Other grades can also be provided after consulting with customers. Chemical Composition

Standard	Grade	Chemical Composition %
		C	Si	Mn	P, S
ASTM A192	A192	0.06-0.18	≤0.25	0.27-0.63	≤0.035

Mechanical Properties

Standard	Grade	Mechanical Properties
		Tensile Strength MPa	Yield Strength MPa	Elongation %
ASTM A192	A192	≥325	≥180	≥35