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30MoCrNi20S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20S

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STAS/SR 30MoCrNi20S

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This page is mainly introduced the 30MoCrNi20S chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 30MoCrNi20S,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
30MoCrNi20S

Steel Garde:30MoCrNi20S
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	929～236	σb/MPa
Yield Strength	437	σ 0.2 ≥/MPa
Elongation	07	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	163～011	-
HRC	30	-

Physical Properties

Thermal expansion	67-65	e-6/K
Thermal conductivity	73-84	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	1371-4037	째C
Density	8442-5828	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)
30MoCrNi20S 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