STC140 STC1 - KS D 3751-2008

STC140 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Ni	Cu
Minimum Value	1.3	0.1	0.1	-	-	-	-	-
Maximum Value	1.5	0.35	0.5	0.03	0.03	0.3	0.25	0.25

STC140 Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Hot rolled or forged steel	Annealing	≤212
Hot rolled or forged steel	Tempering	HRC ≥61

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