ML30 - GB /T 5953-1999

Grade	ML30
Corresponding Standard	GB /T 5953-1999 Steel wires for cold heading
Classification	Carbon Steel

ML30 Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Cu
Minimum Value	0.27	-	-	-	-	-	-
Maximum Value	0.35	0.2	0.6	0.035	0.035	0.2	0.2

ML30 Mechanical Properties

condition	Mark	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Reduction of Area ψ %
Steel Wire	Ⅰ	Cold Drawn Condition	590~735	≥35
Steel Wire	Ⅱ	Cold Drawn Condition	490~685	≥40

Approximate Comparison Table Cold Heading Steel

China		Taiwan, China	Japan	South Korea	United States		International Organization for Standardization	France	Russia	United Kingdom
GB	ISC	CNS	JIS	KS	ASTM/AISI	UNS	ISO	NF EN/NF	GOST	BS EN/BS
ML30	U40302	SWRCH30K	SWRCH30K	SWRCH30K	1030	G10300	CE28E4 (C2)	XC32 FR33	30	1/1

ML30 Corresponding Standards(Same grade name, different standards)

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