ML35CrMo A30354 - GB /T 6478-2015

Grade	ML35CrMo
China ISC	A30354
Corresponding Standard	GB /T 6478-2015 Steels For Cold Heading And Cold Extruding
Classification	Alloy Steel
Properties	Forgability

ML35CrMo Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S	Cr	Mo
Minimum Value	0.33	0.1	0.6	-	-	0.9	0.15
Maximum Value	0.38	0.3	0.9	0.025	0.025	1.2	0.3

ML35CrMo Mechanical Properties

diameter d mm	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Yield Point σ_s Mpa	Elongation or Extension Rate δ %	Reduction of Area ψ %
d=25 (sample diameter)	Quenching temperature 830~870°C, oil quenching, tempering temperature 500~600°C	≥980	≥835	≥12	≥45

1 Approximate Comparison Table Cold Heading Steel

China		United States		International Organization for Standardization	Germany		France
GB	ISC	ASTM/AISI	UNS	ISO	DIN EN/DIN	W-Nr.	NF EN/NF
ML35CrMo	A30354	4135 A320ML7B	G41350	34CrMo4E (C31)	34CrMo4	1.7220	34CD4

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

China	Japan	United States	International Organization for Standardization	Germany
GB	JIS	ASTM	ISO	DIN EN/DIN
ML35CrMo	SCM435	4135	34CrMo4E	34CrMo4

ML35CrMo Corresponding Standards(Same grade name, different standards)

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