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34MoCrNi40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34MoCrNi40

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STAS/SR 34MoCrNi40

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This page is mainly introduced the 34MoCrNi40 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34MoCrNi40,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
34MoCrNi40

Steel Garde:34MoCrNi40
Type:Special Alloy
Country:Romania
Standard:STAS/SR
Application:Alloy structural steel

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	352～072	σb/MPa
Yield Strength	917	σ 0.2 ≥/MPa
Elongation	58	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	025～744	-
HRC	30	-

Physical Properties

Thermal expansion	89-00	e-6/K
Thermal conductivity	82-82	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8652-0363	째C
Density	3220-1132	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)
34MoCrNi40 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