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B.S. NA15 Details

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NA15 Application:Specification for nickel and nickel alloys: bar

Category Type Grade Designations
Grades Stainless Steels NA15 UK - B.S. , BS 3072 - Specification for nickel and nickel alloys: sheet and plate
BS 3073 - Specification for nickel and nickel alloys: strip
BS 3074 - Specification for nickel and nickel alloys: seamless tube
BS 3075 - Specification for nickel and nickel alloys: wire
BS 3076 - Specification for nickel and nickel alloys: bar

Chemical composition(wt.%) of NA15 grade: BS 3072

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.10
Si - 1.00
Mn - 1.50
P - -
S - 0.015
Cr 19.00 23.00
Ni 30.00 35.00
Mo - -
Al 0.15 0.60
Cu - 0.75
Ti 0.15 0.60
Fe - remaining
Specification for nickel and nickel alloys: bar

Mechanical properties of grade NA15 BS 3072

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
774 (≥) 728 (≥) 13 31 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical properties of grade NA15 BS 3072

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
653 (≥) 952 (≥) 11 24 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 431
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
194 199 634

NA15 - Form of Supply

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

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
NA15 B.S. UK
Specification for nickel and nickel alloys: bar
NA15H B.S. UK
Specification for nickel and nickel alloys: bar

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