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H24 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H24

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ASTM H24

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This page is mainly introduced the H24 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H24,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
H24

Steel Garde:H24
Type:Special Alloy
Country:USA
Standard:ASTM
Application:Alloy tool steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
08X15H24Φ4TP
08X15H24Φ4TP	ГОСТ	Russia
SWRCH24K	CNS	China
EN H240LA	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	889～443	σb/MPa
Yield Strength	946	σ 0.2 ≥/MPa
Elongation	83	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	812～628	-
HRC	30	-

Physical Properties

Thermal expansion	88-57	e-6/K
Thermal conductivity	49-13	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	3733-2876	째C
Density	2451-8553	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)
H24 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