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H70MΦB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H70MΦB

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ГОСТ H70MΦB

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This page is mainly introduced the H70MΦB chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of H70MΦB,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
H70MΦB

Steel Garde:H70MΦB
Type:Special Alloy
Country:Russia
Standard:ГОСТ
Application:Russia COST standard deformation of high temperature alloy

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	450～462	σb/MPa
Yield Strength	235	σ 0.2 ≥/MPa
Elongation	52	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	478～053	-
HRC	30	-

Physical Properties

Thermal expansion	43-55	e-6/K
Thermal conductivity	69-02	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0319-2452	째C
Density	0142-8639	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)
H70MΦB 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