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55X20Γ9AH4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 55X20Γ9AH4

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ГОСТ 55X20Γ9AH4

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This page is mainly introduced the 55X20Γ9AH4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 55X20Γ9AH4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
55X20Γ9AH4

Steel Garde:55X20Γ9AH4
Type:Special Alloy
Country:Russia
Standard:ГОСТ
Application:Austenitic

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
7ΧΓ2ΒΜΦ	ГОСТ	Russia
7ΧΓ2ΒΜΦ	ГОСТ	Russia
5ΧΓΜ	ГОСТ	Russia
5ΧΓΜ	ГОСТ	Russia
6ΧΒΓ	ГОСТ	Russia
6ΧΒΓ	ГОСТ	Russia
15X17AΓl4	ГОСТ	Russia
20X13H4Γ9
08X18Γ8H2T
37X12H8Γ8MΦ
10X14Γ14H3
10X14Γ14H4T
10X14AΓl5
07X12Γ7AH5	ГОСТ	Russia
03X21H21M4Γ	ГОСТ	Russia
l2X25H16Γ7AP	ГОСТ	Russia
12X25H16Γ7AP(ЭИ835)	ГОСТ	Russia

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	858～856	σb/MPa
Yield Strength	166	σ 0.2 ≥/MPa
Elongation	67	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	818～774	-
HRC	30	-

Physical Properties

Thermal expansion	40-76	e-6/K
Thermal conductivity	18-81	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	4306-8300	째C
Density	0574-8553	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)
55X20Γ9AH4 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