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34CrAlNi7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34CrAlNi7

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DIN 34CrAlNi7

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This page is mainly introduced the 34CrAlNi7 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 34CrAlNi7,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:34CrAlNi7
Type:Stainless Steels
Country:Germany
Standard:DIN

Standard Number:

ITEM	Standard Number	Descriptions
1	DIN EN 10085	Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,

Application:Al-alloyed nitriding steel grade for large cross-sections. Suitable for piston rods, extruders, cylinders, gear wheels,

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
1.8550	DIN	Germany
V820	DIN	Germany

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C	0.30	0.37
Si		0.40
Mn	0.40	0.70
P		0.025
S		0.035
Al	0.80	1.20
Cr	1.50	1.80
Mo	0.15	0.25
Ni	0.85	1.15

Mechanical Properties

Tensile strength	246～381	σb/MPa
Yield Strength	901	σ 0.2 ≥/MPa
Elongation	94	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	598～571	-
HRC	30	-

Physical Properties

Thermal expansion	02-27	e-6/K
Thermal conductivity	35-49	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0826-5017	째C
Density	2429-0023	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)
34CrAlNi7 Stainless Steels	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