45A - GB /T 26075-2019

Grade	45A
Corresponding Standard	GB /T 26075-2019 Steel Bars for Sucker Rods
Classification	Carbon Steel

45A Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	0.42	0.17	0.5	-	-	-	-	-
Maximum Value	0.5	0.37	0.8	0.025	0.02	0.25	0.3	0.2

45A Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %	Impact Energy Absorption KV2 J
d=25	Quenching + tempering normalizing	≥600	≥355	≥16	≥40	KU2: ≥39

45A 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"!