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2HR2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2HR2

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B.S. 2HR2

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This page is mainly introduced the 2HR2 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 2HR2,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip. Specification for hot rolled steel plate, sheet and wide strip based on formability

Steel Garde:2HR2
Type:Stainless Steels
Country:UK
Standard:B.S.

Standard Number:

ITEM	Standard Number	Descriptions
1	BS 1449-1-1.2	Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip. Specification for hot rolled steel plate, sheet and wide strip based on formability

Application:Steel plate, sheet and strip. Carbon and carbon-manganese plate, sheet and strip. Specification for hot rolled steel plate, sheet and wide strip based on formability

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
2HR201	B.S.	UK
2HR202	B.S.	UK

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.13
Si		1.00
Mn		1.00
P
S		0.015
Cr	18.00	21.00
Ni		remaining
Mo
Co	15.00	21.00
Ti	2.00	3.00
Fe		1.50
Al	1.00	2.00
Cu		0.20
B		0.020
Bi		0.0001
Pb		0.002
Ag		0.0005
Zr		0.15

Mechanical Properties

Tensile strength	186～558	σb/MPa
Yield Strength	239	σ 0.2 ≥/MPa
Elongation	77	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	150～702	-
HRC	30	-

Physical Properties

Thermal expansion	18-98	e-6/K
Thermal conductivity	90-99	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	8368-6490	째C
Density	0417-4408	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)
2HR2 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