ML25Mn U41252 - GB /T 6478-2015

Grade	ML25Mn
China ISC	U41252
Corresponding Standard	GB /T 6478-2015 Steels For Cold Heading And Cold Extruding
Classification	Carbon Steel
Properties	Forgability Weldability

ML25Mn Chemical Element Composition Content (%)

Component	C	Si	Mn	P	S
Minimum Value	0.23	0.1	0.6	-	-
Maximum Value	0.28	0.3	0.9	0.025	0.025

ML25Mn 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 %	Hardness HBW
5(12)≤d≤60(100)	Annealing	≤540			≥60
d=25 (sample diameter)	Normalizing temperature AC3 +30~50°C	≥450	≥275	≥23	≥50	Hot Rolled State ≤170

Approximate Comparison Table Cold Heading Steel

ML25Mn 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"!