Location » Home » Grades > Stainless Steels > NA3

B.S. NA3 Details

Tags

NA3 Application:Specification for nickel-copper alloy castings

Category Type Grade Designations
Grades Stainless Steels NA3 UK - B.S. , BS 3071 - Specification for nickel-copper alloy castings

Chemical composition(wt.%) of NA3 grade: BS 3071

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si 3.50 4.50
Mn - 1.50
P - 0.030
S - 0.030
Cr - -
Mo - -
Ni - remaining
Cu 28.00 34.00
Specification for nickel-copper alloy castings

Mechanical properties of grade NA3 BS 3071

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)
879 (≥) 398 (≥) 32 44 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 432

Physical properties of grade NA3 BS 3071

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
595 (≥) 985 (≥) 43 22 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 144
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
328 498 352

NA3 - 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
NA3 B.S. UK
Specification for nickel-copper alloy castings
NA32 B.S. UK
Filler rods and wires for gas-shielded arc weldingSpecification for nickel and nickel alloys
NA34 B.S. UK
Filler rods and wires for gas-shielded arc weldingSpecification for nickel and nickel alloys
NA35 B.S. UK
Filler rods and wires for gas-shielded arc weldingSpecification for nickel and nickel alloys
NA36 B.S. UK
Filler rods and wires for gas-shielded arc weldingSpecification for nickel and nickel alloys
NA37 B.S. UK
Filler rods and wires for gas-shielded arc welding; Nickel and nickel alloys
NA38 B.S. UK
Filler rods and wires for gas-shielded arc welding; Nickel and nickel alloys
NA39 B.S. UK
Filler rods and wires for gas-shielded arc weldingSpecification for nickel and nickel alloys

Enquiry