Brief introduction of SB410 steel plate

SB410 plate is a Japanese standard pressure vessel steel plate, and SB410 steel plate is used for the production of reactors, heat exchangers, separators, spherical tanks, oil and gas tanks, liquefied gas tanks, nuclear reactor pressure shells, etc.

SB410 steel plate delivery status: normalized, annealed

SB410 plate executive standard: JIS G 3103.

Mechanical properties of SB410 steel plate:

Grade	Shape	Delivery Status	Thickness	Mechanical properties
SB410	plate	Heat treatment, normalizing, annealing	≤25mm	ReL(MPa)	≥225
				Rm(MPa)	410-550
				A(%)	≥21
				Bending diameter	0.5a
				Bend Angle	180
SB410	plate	Heat treatment, normalizing, annealing	>25-50mm	ReL(MPa)	≥225
				Rm(MPa)	410-550
				A(%)	≥21
				Bending diameter	0.75a
				Bend Angle	180
SB410	plate	Heat treatment, normalizing, annealing	>50-100mm	ReL(MPa)	≥225
				Rm(MPa)	410-550
				A(%)	≥21
				Bending diameter	1a
				Bend Angle	180
SB410	plate	Heat treatment, normalizing, annealing	>100-200mm	ReL(MPa)	≥225
				Rm(MPa)	410-550
				A(%)	≥21
				Bending diameter	1.25a
				Bend Angle	180

Chemical composition of SB410 steel plate:

≤0.3

0.15-0.4

≤0.9

≤0.02

≤0.4

≤0.3

≤0.12

≤0.4

≤0.02

≤0.03

≤0.001

Remarks for composition: Cu+Ni+Cr+Mo≤1; Cr+Mo≤0.32; for every 0.01 decrease in the maximum C, the maximum Mn is allowed to increase by 0.06, up to a maximum of 1.5.