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20X17H2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X17H2

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ГОСТ 20X17H2

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This page is mainly introduced the 20X17H2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 20X17H2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
20X17H2

Steel Garde:20X17H2
Type:Special Alloy
Country:Russia
Standard:ГОСТ
Application:Martensite Heat-Resistant Steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	388～567	σb/MPa
Yield Strength	782	σ 0.2 ≥/MPa
Elongation	77	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	894～549	-
HRC	30	-

Physical Properties

Thermal expansion	63-70	e-6/K
Thermal conductivity	98-77	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6707-1646	째C
Density	7397-7917	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)
20X17H2 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