55WT - CSA G40.21-2004

Grade	55WT
Corresponding Standard	CSA G40.21-2004 Structural Quality Steel
Classification	Carbon Steel

55WT Chemical Element Composition Content (%)

	Component	C	Si ^ⓑ	Mn ^*	P	S
②	Minimum Value	-	0.15	0.5	-	-
②	Maximum Value	0.22	0.4	1.5	0.03	0.04

55WT Mechanical Properties

thickness t in	Tensile Strength σ_b ksi	Yield Point σ_s ksi	Elongation or Extension Rate δ %
Hollow section	70~95	≥55	L0=50mm: ≥21

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