B 983 N07718

B 983 N07718 Superalloys to B 983 (2013)

B 983 N07718 - Specification & Application

  • B 983 (2013) - Precipitation Hardened or Cold Worked, Seamless Nickel Alloy Pipe and Tube

Precipitation Hardened or Cold Worked, Seamless Nickel Alloy Pipe and Tube

Chemical composition(wt.%) of B 983 N07718 grade: to B 983 (2013)

Elements Min.（≥） Max.（≤） Similar Remarks
C - 0.03
Cr 17.0 21.0
Mo 2.80 3.30
Ni 50.0 55.0
Al 0.20 0.60
Nb 4.75 5.50
Fe - Bal
Si - 0.35
Mn - 0.35
P - 0.015
S - 0.015
B - 0.006

B 983 N07718 - Detail

B 637 N07718

Mechanical properties of grade B 983 N07718 B 983 (2013)

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)
748 (≥) 998 (≥) 22 23 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 421

Physical properties of grade B 983 N07718 B 983 (2013)

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
637 (≥) 817 (≥) 34 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F		 Creep strain limit
(10000h)
(Rp1,0) N/mm2		 Creep rupture strength
(10000h)
(Rp1,0) N/mm2
773 818 879

Equivalent Grade

1 EN NiCr19Fe19Nb5Mo3 2 2.4668 3 NiCr19Fe19Nb5Mo3 4 A 1014 N07718 5 B 637 N07718 6 B 670 N07718 7 B 983 N07718 8 N07718 9 Inconel 718 10 Inconel 718

Equivalent Products

1 UNS NO7718/ Inconel 718 / 2.4668 Round bar

Product shapes we supply:

We can customize the production of B 983 N07718 grade, contact us for the best solution.
–sales@specificsteel.com