SS Grade 45 [310] Type 2 - ASME SA-1011/SA-1011M-2023

Grade	SS Grade 45 [310] Type 2
Corresponding Standard	ASME SA-1011/SA-1011M-2023 Standard Specification for Steel, Sheet and Strip, Hot-Rolled, Carbon, Structural, High- Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, and Ultra-High Strength
Classification	Carbon Steel

SS Grade 45 [310] Type 2 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu ^①	Mo	N	Ti ^③	V	Nb ^②	Al
Minimum Value	0.02	-	0.3	0.03	-	-	-	-	-	0.01	-	-	-	0.02
Maximum Value	0.08	0.6	1	0.07	0.025	0.15	0.2	0.2	0.06	0.03	0.008	0.008	0.008	0.08

SS Grade 45 [310] Type 2 Mechanical Properties

product	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Thin plate	≥410	310~410	Gauge distance 50mm: 2.5≤t＜6mm: ≥20 1.6≤t＜2.5mm: ≥19 0.65≤t＜1.6mm: ≥14 Gauge distance 200mm： t＜6mm: ≥15

SSGrade45[310]Type2 Corresponding Standards(Same grade name, different standards)

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