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

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HM

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HM Profile
HM Chemical composition
HM Mechanical Properties
HM Physical Properties
HM Heat treatment
HM Size Availability
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Profile

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

Steel Garde:HM
Type:Special Alloy
Country:Sweden
Application:Carbide for cutting tools

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
BHMA①:9-1-9		UK
BHMA①:9-1-9		UK
BHMA①:7-1-9		UK
BHMA①:7-1-9		UK
BHMA①:9-2-6		UK
BHMA①:9-2-6		UK
BHMA①:6-3-5		UK
BHMA①:6-3-5		UK
BHMA①:7-2-6		UK
BHMA①:7-2-6		UK
BHMA①:4-4-4		UK
BHMA①:4-4-4		UK
BHMA①:3-4-4		UK
BHMA①:3-4-4		UK
BHMA①:3-5-3		UK
BHMA①:3-5-3		UK
BHMA①:2-6-3		UK
BHMA①:2-6-3		UK
BHMA①:1-8-2		UK
BHMA①:1-8-2		UK
BHMA①:4-5-2		UK
BHMA①:4-5-2		UK
BHMA①:3-6-3		UK
BHMA①:3-6-3		UK
BHMA①:2-7-3		UK
BHMA①:2-7-3		UK
BHMA①:9-3-0		UK
BHMA①:9-3-0		UK
BHMA①:8-3-0		UK
BHMA①:8-3-0		UK
BHMA①:7-4-1		UK
BHMA①:7-4-1		UK
BHMA①:5-6-0		UK
BHMA①:5-6-0		UK
BHMA①:2-8-0		UK
BHMA①:2-8-0		UK
BHMA①:2-9-0		UK
BHMA①:2-9-0		UK
BHMA①:2-9-0		UK
BHMA①:2-9-0		UK
HM		Sweden
HML	SS	Russia
HML	SS	Russia
20X12BHMΦ	ГОСТ	Russia
15X12BHMΦ	ГОСТ	Russia

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	257～179	σb/MPa
Yield Strength	521	σ 0.2 ≥/MPa
Elongation	31	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	748～538	-
HRC	30	-

Physical Properties

Thermal expansion	68-41	e-6/K
Thermal conductivity	58-23	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0638-7676	째C
Density	1876-9734	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)
HM 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