A710 Grade B Class 1 - ASTM A 710/A710M-2025

Grade	A710 Grade B Class 1
Corresponding Standard	ASTM A710/A710M-2025 Standard Specification for Precipitation-Strengthened Low-Carbon Nickel- Copper-Chromium-Molybdenum-Columbium (Niobium) Alloy Structural Steel Plates
Classification	Alloy Steel

A710 Grade B Class 1 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu	Mo	Ti	Nb
Minimum Value	0.03	0.3	0.45	-	-	-	0.8	1.25	-	0.01	0.02
Maximum Value	0.09	0.5	1.3	0.025	0.025	0.3	1	1.5	0.25	0.03	0.06

A710 Grade B Class 1 Mechanical Properties

thickness t mm	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
t≤25	≥550	≥485	≥20

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