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30MoCrNi20X chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20X

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STAS/SR 30MoCrNi20X

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This page is mainly introduced the 30MoCrNi20X chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20X,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
30MoCrNi20X

Steel Garde:30MoCrNi20X
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
30MoCrNi20XS	STAS/SR	Romania

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	294～331	σb/MPa
Yield Strength	082	σ 0.2 ≥/MPa
Elongation	96	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	772～991	-
HRC	30	-

Physical Properties

Thermal expansion	77-04	e-6/K
Thermal conductivity	05-32	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	6317-5776	째C
Density	2839-3375	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)
30MoCrNi20X 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