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AMS 5586 GH 738 Waspalloy Weld pipe For Aerospace Mechanical and turbomachinery Price:¥230.8kg/kg Id:AMS 5586 GH738 Place of origin:China

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Heat treatment system 1080℃±10℃, 4h, air cooling +840℃, 24h, air cooling +760℃, 16h, air cooling.


Varieties, specifications and status


It can produce bars, profiles, forgings, rings, thick plates, thin plates, strips, pipes, wires, sand castings, precision castings and fasteners, etc., which are usually delivered without heat treatment, and the plates are delivered after solution treatment.


Melting and casting process


The alloy adopts vacuum induction plus vacuum arc remelting process.


Application overview and special requirements


This alloy is widely used in aviation engine gas turbines in China, mainly used as rotating parts such as turbine blades and turbine disks, and has mature use experience. Due to the high cobalt content of this alloy, it is rarely used in China.


1.1. Material brand

GH738

1.2. Similar brands

Waspaloy (USA), NC20K14 (France)

1.3. Technical standards of materials

Z9-0106 1986 "Provisional Technical Specifications for GH738 Alloy Bars for Turbine Shaft 8"

Q/6S1035-1992 "GH738 Alloy Bars for High-temperature Fasteners"

09-1986 "Technical Specifications for Trial Production of GH738 Alloy Flue Gas Machine Discs" 

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