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NA1

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304S 51 NA2
#NA1

Description

UK B.S. BS 3071, NA1 Specialsteel Specification for nickel-copper alloy castings and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: NA1
Category Class Grade Standard Country Application
Steel GradesSpecialsteel NA1 B.S. UK Specification for nickel-copper alloy castings

Chemical composition(mass fraction)(wt.%) of the NA1

C Si Mn P S Cr Mo Ni Cu
≤0.03 ≤1.50 ≤1.50 ≤0.030 ≤0.030 ≤ ≥ ≤ ≥ ≤remaining 28.00 -34.00

Mechanical Properties of steel grade NA1

Yield
Rp0.2 (MPa)		 Tensile
Rm (MPa)		 Impact
KV/Ku (J)		 Elongation
A (%)		 Reduction in cross section on fracture
Z (%)		 As-Heat-Treated Condition Brinell hardness (HBW)
492 (≥) 355 (≥) 43 12 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 341

Physical Properties of steel grade NA1

Temperature
(°C)		 Modulus of elasticity
(GPa)		 Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)		 Specific thermal capacity
(J/kg·°C)		 Specific electrical resistivity
(Ω mm²/m)		 Density
(kg/dm³)		 Poisson’s coefficient, ν
11 - -     0.32 -  
345 235 - 22.3 133   -  
241 - 11 31.2   332 312

Heat Treatment of steel grade NA1

Heat treated : 1964°C - 1795°C

Technological Curves of steel grade NA1

Cross Reference Table (Equivalent Grade) of NA1

Grade Standard Country Application
Z9CNA17-07
Z9CNA17-07

Relevant standard of NA1

BS 3071 Specification for nickel-copper alloy castings BS-3071.pdf
304S 51 NA2
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