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ML38CrA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML38CrA

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GBT ML38CrA

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This page is mainly introduced the ML38CrA chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of ML38CrA,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
ML38CrA

Steel Garde:ML38CrA
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	661～722	σb/MPa
Yield Strength	166	σ 0.2 ≥/MPa
Elongation	17	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	905～064	-
HRC	30	-

Physical Properties

Thermal expansion	09-86	e-6/K
Thermal conductivity	14-88	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4540-4150	째C
Density	2242-5309	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
ML38CrA Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk