A307 Grade B - ASTM A307-2014

Grade	A307 Grade B
Corresponding Standard	ASTM A307-2014 Standard Specification for Carbon Steel Bolts, Studs, and Threaded Rod 60000 Psi Tensile Strength
Classification	Carbon Steel

A307 Grade B Chemical Element Composition Content (%)

Component	C	Mn	P	S
Minimum Value	-	-	-	-
Maximum Value	0.29	1.2	0.04	0.05

A307 Grade B Mechanical Properties

	Tensile Strength σ_b ksi	Elongation or Extension Rate δ %	Hardness HBW
d＜3inch	60~100	Ln=2inch ≥18	121~212
d≥3inch	60~100	≥18	≤212

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