Grades | Stainless Steels | 2HR2

B.S. 2HR2

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2HR2 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

Chemical composition(mass fraction)(wt.%) of the 2HR2
Elements Min.(≥) Max.(≤) Similar Remarks
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 of grade 2HR2

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition HBW
598 (≥) 871 (≥) 43 21 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical properties of grade 2HR2

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
494 (≥) 367 (≥) 44 42 11 Solution and Aging, Annealing, Ausaging, Q+T,etc
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
- - -
898 814 598 - - -

2HR2 Range of products
Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED