SS Grade 50 [340] - ASTM A1011/A1011M-2018(a)

Grade	SS Grade 50 [340]
Corresponding Standard	ASTM A1011/A1011M-2018(a) 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 50 [340] Chemical Element Composition Content (%)

Component	C	Mn	P	S	Cr	Ni	Cu ^①	Mo	Ti ^③	V	Nb ^②
Minimum Value	-	-	-	-	-	-	-	-	-	-	-
Maximum Value	0.25	1.35	0.035	0.04	0.15	0.2	0.2	0.06	0.025	0.008	0.008

SS Grade 50 [340] Mechanical Properties

product	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
Thin plate	≥450	≥340	Gauge distance 50mm: 2.5≤t＜6mm: ≥17 1.6≤t＜2.5mm: ≥16 0.65≤t＜1.6mm: ≥11 Gauge distance 200mm： t＜6mm: ≥12

SSGrade50[340] Corresponding Standards(Same grade name, different standards)

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