09CrCuSb alloy steel pipe specification and properties

09CrCuSb alloy steel pipe is an alloy steel pipe widely used in preheaters and heat exchangers. The 09CrCuSb alloy steel pipe is widely used in power plants and oil refineries to manufacture economizers, air preheaters, heat exchangers and evaporators that work in high sulfur flue gas to resist the corrosion of sulfur flue gas condensation. The following are the chemical composition and mechanical properties of 09CrCuSb alloy steel pipe.
The 09CrCuSb alloy steel pipe chemical composition

Grade	C	Si	Mn	Cr	Cu	Sb	P	S
09CrCuSb	≤0.12	0.20-0.40	0.35-0.65	0.70-1.10	0.25-0.45	0.04-0.10	≤0.030	≤0.020

The 09CrCuSb alloy steel pipe mechanical properties

Grade	Tensile Strength(MPa)	Yield Strength(MPa)	% Elongation (A)
09CrCuSb	390-550	≥245	≥25

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