1. Standard number: ASTM B166-06 (plate).
2. Chemical composition (wt%)
c： 0.15
si： 0.50
mn： 1.00
s： 0.01
p：-cr： 27~31
ni: Margin.
fe： 2.5~6.0
cu： ＜0.5
v： —mo： —
ti： ＜1.0
al： 2.5~4.0
nb：0.5~2.5
OverviewInconel 693 is a superalloy, a type of nickel-based alloy. It is an alloy composed of nickel, chromium, iron, aluminum, titanium, niobium and other elements, with excellent high-temperature strength and corrosion resistance. Here is some introductory information about Inconel 693: High Temperature Strength: Inconel 693 exhibits high strength and mechanical properties in high temperature environments. It is able to withstand heavy loads and severe deformation at high temperatures and maintain the stability of the structure. Corrosion resistance: This alloy has excellent corrosion resistance and remains stable in extreme environments. It is highly resistant to common corrosive media such as oxidation, sulfidation, and chlorination. Oxidation resistance: Inconel 693 has excellent oxidation resistance and is able to resist oxidation and hot corrosion at high temperatures. It is often used in refining, chemical and petrochemical industries where high temperatures and liquids need to be resisted. Applications: Inconel 693 is widely used in aerospace, energy, chemical, petrochemical, nuclear industry and other high-temperature and high-pressure fields. It is often used in the manufacture of nozzles, combustion chambers, furnaces, heating elements, heat exchangers, and other components that require high-temperature strength and corrosion resistance. 
Grade;alloy 693
Quasi number: ASTM B166-06
Characteristics: Good high temperature corrosion resistance, excellent oxidation resistance, vulcanization performance, etc.
Chemical composition (%)
c： 0.15
si： 0.50
mn： 1.00
s： 0.01
p：cr： 27~31
ni: base.
fe： 2.5~6.0
cu： ＜0.5
v： —mo： —
ti： ＜1.0
al： 2.5~4.0
Other: nb: 05~2.5
Physical properties: density 777（g/cm3）
Melting temperature 1317-1367 (°C).
Resistivity 1168μ（ωm）
Minimum mechanical properties at room temperature:
Hot-rolled annealed sheet Cold-drawn annealed tubing.
Yield strength 4895（mpa） 530.9 （mpa）
Tensile strength 8826（mpa） 937.7（mpa
Elongation 45% 42%.