A890 Grade 4A J92205 CD3MN 22Cr-5Ni-Mo-N - ASTM A890/A890M-2018

Performance Level	A890 Grade 4A
USA UNS	J92205
Other Names
Corresponding Standard	ASTM A890/A890M-2018 Standard Specification for Castings, Iron-Chromium-Nickel-Molybdenum Corrosion-Resistant, Duplex (Austenitic/Ferritic) for General Application
Classification	Cast Steel
Properties	Corrosion Resistance

A890 Grade 4A Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	N
Minimum Value	-	-	-	-	-	21	4.5	-	2.5	0.1
Maximum Value	0.03	1	1.5	0.04	0.02	23.5	6.5	1	3.5	0.3

A890 Grade 4A Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
≥620	≥415	≥25

Approximate Comparison Table Cast Steel

China	United States	International Organization for Standardization
GB	UNS	ISO	Numerical Grade
ZG03Cr22Ni5Mo3N	J92205	GX2CrNiMoN22-5-3	1.4470

A890Grade4A Corresponding Standards(Same grade name, different standards)

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