Commercial Grade
USA UNS N07718
Other Names
Corresponding Standard SAE J467b-1956(R1968)
Special Purpose Alloys (Superalloys)
Brand/Supplier
America ->
Classification Nickel and Nickel Alloys
Properties Corrosion Resistance Weldability
Density 8.19 g/cm3
Chemical Element Composition Content (%)
  Component Fe C Si Mn Cr Mo Ti Nb Al More
Standard Minimum Value - - - - - - - - - Ni:Remainder
Maximum Value - - - - - - - - -
Nominal Value 18.5 0.04 0.2 0.2 18.6 3.1 0.9 5 0.4
  Component C Si Mn P S Cr Ni Cu Mo Ti Nb B Co Al More
SMC Minimum Value - - - - - 17 50 - 2.8 0.65 4.75 - - 0.2 Fe:Remainder
Maximum Value 0.08 0.35 0.35 0.015 0.015 21 55 0.3 3.3 1.15 5.5 0.006 1 0.8
Nominal Value - - - - - - - - - - - - - -
① Include Co
② Include Ta
Chemical composition of SMC-Special metals corporation
Density of annealed material 8.19 g/cm<sup>3</sup>; Density of annealed and aged material 8.22 g/cm<sup>3</sup>
Mechanical Properties
Heat Treatment or Condition
Tensile Strength
σb
ksi
Yield Point
σs
ksi
Elongation or Extension Rate
δ
%
1800,1325,1150°F ≥208 ≥172 ≥21
1 Approximate Comparison Table
China United States Germany France United Kingdom
GB ISC Commercial Grade UNS SAE AMS DIN EN/DIN W-Nr. NF EN/NF Commercial Grade
GH4169
(GH169)
H41690 Inconel 718 N07718 XEV-1 5596
5662
NiCr19NbMo
NiCr19Fe19Nb5Mo3
2.4668 ATG C1
NC19FeNb
Inconel 718
2 Approximate Comparison Table corrosion-resistant alloy
China United States Germany
GB ISC UNS W-Nr.
NS 4301
GH 4169
H 07718 N 07718 2.4668

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