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Danyang Kaixin Alloy Material Co., Ltd.
GH3039
Product properties:

Brand: KX-Alloy

Similar grades:ЭИ602,ХН75МБГЮ

Certification certificate:ISO9001:2015

Place of Origin: Danyang, Jiangsu, China

Product Description

Alloy Category: High Temperature Alloy

Substrate shape:wire/strip/bar/pipe/plate

Alloy series: nickel-chromium alloy

Implementation standards:GB/T 14992

Application areas:aerospace

Product description and application

GH3039 is a single-phase austenitic solid solution strengthened alloy. It has medium thermal strength and good thermal fatigue properties below 800°C, and has good oxidation resistance below 1000°C. The structure is stable after long-term use, and it also has good cold formability and welding performance. Suitable for long-term use of aviation engine combustion chamber and afterburner components below 850°C.

GH3039Composition content
Ni≤68.58%
Cr:19.0%~22.0%
Fe≤3.00%
Mo:1.80%~2.30%
Nb:0.90%~1.30%
Si≤0.80%
Al:0.35%~0.75%
Ti:0.35%~0.75%
Mn≤0.40%
C≤0.08%
P≤0.02%
Cu≤0.02%
S≤0.012%
Vacuum induction furnace
Electroslag remelting
Product physical properties
Density

ρ=8.3 g/cm³

Mechanical properties
Standard number Breed Heat treatment Room temperature drawing 800℃ tensile
σb/MPa δ5/% ψ/% σb/MPa δ5/% ψ/%
GJB 1952A Cold-rolled sheet (1050~1090)℃/AC 735 40 - 245 40 -
GJB 2297A Cold drawn seamless pipe (1050~1080)℃/AC or WQ 685 40 - 245 40 -
GJB 3165A Hot rolled forged bar (1050~1080)℃/AC or OQ 735 40 - 245 40 40
GJB 3317A Hot-rolled plate (1050~1090)℃/AC 735 40 45 245 40 50
GJB 3318A Cold rolled strip (1050~1090)℃/AC 735 40 - - - -
GB/T 15062 Cold drawn tube (1050~1080)℃/WQ 635 35 - - - -

①Outer diameter > 30mm, wall thickness > 3.0mm pipe,σb≥635MPa,δ5≥30%。

②δ≤0.25mm Strip,σb≥660MPa,δ5 Actual measurement。

 

 

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Product heat treatment system
Hot rolled sheet, cold rolled sheet, cold rolled strip

(1050~1090)℃/AC. Among: δ≤3mm, heat preservation (8~12) min; δ3mm~5mm, heat preservation (12~16) min;

Hot rolled and forged bar

(1050~1080)℃/AC or OQ;

Cold drawn tube

(1050~1080)℃/AC or WQ.

Application scenario