A660 Grade WCA - ASTM A 660/A660M-2021

Grade	A660 Grade WCA
Corresponding Standard	ASTM A 660/A660M-2021 Standard Specification for Centrifugally Cast Carbon Steel Pipe for High- Temperature Service
Classification	Carbon Steel

A660 Grade WCA Chemical Element Composition Content (%)

Component	C ^①	Si	Mn ^①	P	S
Minimum Value	-	-	-	-	-
Maximum Value	0.25	0.6	0.7	0.035	0.035

① For each reduction of 0.01 % below the specified maximum carbon content, an increase of 0.04 % manganese above the specified maximum will be permitted up to a maximum of 1.10 %.

A660 Grade WCA Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
≥415	≥210	≥24	≥35

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!