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B 637 N07718

Favorite Datasheet
A 1014 N07718 B 670 N07718
#2-4668 #NiCr19Fe19Nb5Mo3 #N07718

Description

USA ASTM B 637 (2012), B 637 N07718 Superalloys Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Superalloys: B 637 N07718
Category Class Grade Standard Country Application
Steel GradesSuperalloys B 637 N07718 ASTM USA Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service

Chemical composition(mass fraction)(wt.%) of the B 637 N07718

C Cr Mo Ni Al Nb Fe Si Mn P S B
≤0.03 17.0 -21.0 2.80 -3.30 50.0 -55.0 0.20 -0.60 4.75 -5.50 ≤Bal ≤0.35 ≤0.35 ≤0.015 ≤0.015 ≤0.006

Mechanical Properties of steel grade B 637 N07718

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)
743 (≥) 767 (≥) 21 33 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade B 637 N07718

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
33 - -     0.31 -  
537 315 - 33.3 411   -  
875 - 12 23.2   312 323

Heat Treatment of steel grade B 637 N07718

Heat treated : 1866°C - 1649°C

Technological Curves of steel grade B 637 N07718

Cross Reference Table (Equivalent Grade) of B 637 N07718

Grade Standard Country Application
NiCr19Fe19Nb5Mo3

Relevant standard of B 637 N07718

B 637 (2012) Precipitation-Hardening and Cold Worked Nickel Alloy Bars, Forgings, and Forging Stock for Moderate or High Temperature Service B-637-(2012).pdf
A 1014 N07718 B 670 N07718
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