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19MnB4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 19MnB4

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19MnB4

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This page is mainly introduced the 19MnB4 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 19MnB4,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
19MnB4

Steel Garde:19MnB4
Type:Special Alloy
Application:Fasteners with stainless steel and nickel alloy for high temperature and low temperature (NF-EN 10269(1999))

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
EN 19MnB4	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	541～982	σb/MPa
Yield Strength	069	σ 0.2 ≥/MPa
Elongation	32	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	967～134	-
HRC	30	-

Physical Properties

Thermal expansion	17-39	e-6/K
Thermal conductivity	14-05	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	7992-2814	째C
Density	7224-6130	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)
19MnB4 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