ML35Cr A20354 ML37Cr - GB /T 6478-2015

Grade	ML35Cr
China ISC	A20354
Old Grade
Corresponding Standard	GB /T 6478-2015 Steels for Cold Heading and Cold Extruding
Classification	Alloy Steel
Properties	Good Forgability

ML35Cr Chemical Element Composition Content (%)

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

ML35Cr 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 %
5(12)≤d≤60(100）	Annealing	≤600			≥60
d=25 (sample diameter)	Quenching temperature 830~870°C water or oil quenching, tempering temperature 540~680°C	≥850	≥630	≥14

New and Old Grade Replacement List

1 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

China	Japan	United States	International Organization for Standardization	European Standard
GB	JIS	ASTM/AISI	ISO	EN
ML35Cr	SCr435	5135	34Cr4	34Cr4

2 Approximate Comparison Table Steel for Cold Heading and Cold Extrusion

China		Japan	United States	International Organization for Standardization	European Standard
YB	GB	JIS	ASTM	ISO	EN
QML35Cr	ML35Cr	SCr435	5135	34Cr4	34Cr4

ML35Cr 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"!