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34 CrAINi 7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34 CrAINi 7

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DIN 34 CrAINi 7

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This page is mainly introduced the 34 CrAINi 7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34 CrAINi 7,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels, rings

Steel Garde:34 CrAINi 7
Type:Special Alloy
Country:Germany
Standard:DIN
Application:Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	825～174	σb/MPa
Yield Strength	419	σ 0.2 ≥/MPa
Elongation	40	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	692～357	-
HRC	30	-

Physical Properties

Thermal expansion	29-49	e-6/K
Thermal conductivity	23-20	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9254-1876	째C
Density	3210-6121	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)
34 CrAINi 7 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