A516 Grade 55 A516M Grade 380 - ASTM A516/A516M-2017 - H2ABC

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Grade	A516 Grade 55
Other Names
Corresponding Standard	ASTM A516/A516M-2017 Pressure Vessel Plates, Carbon Steel, for Moderate- and Lower-Temperature Service
Classification	Carbon Steel

A516 Grade 55 Chemical Element Composition Content (%)

	Component	C ^①	Si	Mn ^①	P	S
t≤12.5mm	Minimum Value	-	0.15	0.6	-	-
t≤12.5mm	Maximum Value	0.18	0.4	0.9	0.025	0.025

	Component	C ^①	Si	Mn ^①	P	S
12.5mm＜t≤50mm	Minimum Value	-	0.15	0.6	-	-
12.5mm＜t≤50mm	Maximum Value	0.2	0.4	1.2	0.025	0.025

	Component	C ^①	Si	Mn ^①	P	S
50mm＜t≤100mm	Minimum Value	-	0.15	0.6	-	-
50mm＜t≤100mm	Maximum Value	0.22	0.4	1.2	0.025	0.025

	Component	C ^①	Si	Mn ^①	P	S
100mm＜t≤200mm	Minimum Value	-	0.15	0.6	-	-
100mm＜t≤200mm	Maximum Value	0.24	0.4	1.2	0.025	0.025

	Component	C ^①	Si	Mn ^①	P	S
t＞200mm	Minimum Value	-	0.15	0.6	-	-
t＞200mm	Maximum Value	0.26	0.4	1.2	0.025	0.025

A516 Grade 55 Mechanical Properties

	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %
	380~515	≥205	Gauge Length L0 = 200mm ≥23
	380~515	≥205	Gauge Length L0 = 50mm ≥27

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