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SS660D / SS660B

alloy A286 is a popular specification in the oil & gas industry and is widely used in aircrafts and industrial gas turbines. Typical applications include afterburner parts, fasteners, sockets, schrews, jet engine blades, turbine wheels and exhaust parts.

UNS S66286 A286 660B 660D ASTM A453


Analysis
Carbon0.08% maxChromium 13.00-16.00%
Manganese2.00% maxNickel24.00-27.00%
Silicon1.0% maxMolybdenum1.00-1.50%
Phosphorous0.040% maxTitanium1.90-2.35%
Sulphur0.030% maxVanadium0.10-0.50%
Aluminium0.35% maxBoron0.01 max


Copper0.30 max

Form of Supply

TISCO Steel are suppliers and stockholders of round bar in diameters. ASTM A638 Grade 660B, alloy A286 ground steel bar can be supplied, providing a high quality precision ground bar to your required tolerances.





Diameter

Applications

660B, alloy A286 is a popular specification in the oil & gas industry and is widely used in aircrafts and industrial gas turbines. Typical applications include afterburner parts, fasteners, sockets, schrews, jet engine blades, turbine wheels and exhaust parts.


Corrosion Resistance

660B, A286 has good corrosion resistance characteristics in service up to 700°C. 


Welding

We recommend you contact your welding consumables supplier who should provide you full assistance and information on welding 660B, A286 stainless steel type.


Typical Mechanical Properties*

Supply Condition 

0.2% Proof
Stress

N/mm²
Tensile
Strength

N/mm²
Elongation 
%
min

Hardness

Brinell
HB 

ROA

%
min

 

Solution Annealed  
Precipitation Aged 

  

720
 
1000
 
15
 
250-355
 
25
 

 *rolled bar - longitudinal  


Typical Physical Properties
Density7.90 Kg/dm

Heat Treatment

As an austenitic precipitation hardening steel heat treatment temperatures, including rate of heating, cooling and soaking times will vary due to factors such as the shape and size of each steel component. Other considerations during the heat treatment process include the type of furnace, quenching medium and work piece transfer facilities. Please consult your heat treatment provider for full guidance on heat treatment of 660b, A286.


Certification

ASTM A638 grade 660B, A286 is available with BS EN 10204 3.1 mill certificate, please request when placing any orders.


Quality Assured Supply

660B, A286 is supplied in accordance with our ISO 9001 : 2008 registration.


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