316Cb S31640 - ASTM A240/A240M-2020

Grade	316Cb
USA UNS	S31640
Corresponding Standard	ASTM A240/A240M-2020 Chromium and Chromium-Nickel Stainless Steel Plate, Sheet and Strip for Pressure Vessels and General Applications
Classification	Austenitic Stainless Steel
Properties	Corrosion Resistance Machinability Weldability

316Cb Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Mo	N	More
Minimum Value	-	-	-	-	-	16	10	2	-	Nb：10C~1.10
Maximum Value	0.08	0.75	2	0.045	0.03	18	14	3	0.1	Nb：10C~1.10

316Cb Mechanical Properties

Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Hardness HBW
≥515	≥205	≥30	≤217

Approximate Comparison Table Austenitic Stainless Steel

China	United States		International Organization for Standardization		European Standard
ISC	ASTM	UNS	ISO	Numerical Grade	EN	Numerical Grade
S31678	316Nb (316Cb)	S31640	X6CrNiMoNb17-12-2	4580-316-40-I	X6CrNiMoNb17-12-2	1.4580

316Cb Corresponding Standards(Same grade name, different standards)

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