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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	204～911	σb/MPa
Yield Strength	808	σ 0.2 ≥/MPa
Elongation	03	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	637～914	-
HRC	30	-

Physical Properties

Thermal expansion	24-34	e-6/K
Thermal conductivity	25-80	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5979-9260	째C
Density	1516-7740	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