NA15 Stainless Steels to BS 3072

NA15 - Specification & Application

  • 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

Specification for nickel and nickel alloys: bar

Chemical composition(wt.%) of NA15 grade: to 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

NA15 - Detail

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)
158 (≥) 738 (≥) 23 41 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

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
553 (≥) 395 (≥) 42 21 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 313
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
998 376 123

Equivalent Grade

Equivalent Products

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