Specifications
Brand Name :
KAIXIN
Model Number :
KX-Alloy HT718
Certification :
ISO9001:2015
Place of Origin :
China
MOQ :
200KG
Price :
To negotiate
Payment Terms :
T/T, L/C
Supply Ability :
50~80TONS per MONTH
Delivery Time :
45~60days
Packaging Details :
Wooden Box, size as per guests request
Shape :
Wire, Strip, Rod, Tube, Plate
Alloy Type :
Nickel-based Deformed Superalloy
Raw Materials :
NI50-55%,CR17-21%,NB4.75-5.5%,MO2.8-3.3%
Executive Standard :
ASTM
Delivery State :
Sosoloid
Application :
Aero engine, nuclear energy industry, oil field
Features :
Fatigue resistance, radiation resistance, oxidation resistance, corrosion resistance
Size :
Negotiable
Description

Product Description and Application

W.Nr.2.4668 is also known as UNS NO7718,UNS N07718, NiCr19Fe19Nb5,GH4169 (China), Inconel 718

W.Nr.2.4668 is a Ni-Cr-Fe base precipitation-hardening deformed superalloy with a long-term operating temperature range of -253℃~650℃ and a short-term operating temperature of 800℃. The alloy has high strength below 650℃ and has good fatigue resistance, radiation resistance, oxidation resistance and corrosion resistance, as well as good processability, weldability and long-term structural stability. Suitable for the manufacture of turbine discs, rings, blades, shafts, fasteners and elastic components, plate structural parts, casing and so on in aviation, aerospace, nuclear energy and petrochemical industries. Alloy composition is divided into ordinary and high quality, high-quality W.Nr.2.4668 alloy carbon, niobium, sulfur and gas content control is more strict, mainly used for manufacturing all kinds of rotating parts.

Process Performance and Requirements

  • Product Fusion Process

Vacuum Induction Furnace(VIM) and Electroslag Remelting Furnace(ESR)

  • Product Chemical Composition

Alloy % Ni Cr Fe Mo Ni Co C Mn Si S Cu Al Ti
W.Nr.2.4668 Min 50 17 Rem 2.8 4.75 --- --- --- --- --- --- 0.20 0.65
Max 55 21 3.3 5.50 1.0 0.08 0.35 0.35 0.015 0.30 0.80 1.15

  • Product Physical Property

Density 8.24/cm3
Melting Point 1260-1320℃
Magnetic Energy Nil

  • Product Mechanical Property

Variety and Specification Heat Treatment Tensile Property Hardness Durability
MPa MPa % MPa r/h %

Plate

Sheet

Strip

--- Anneal ≤895 ≤485 ≥40 HRB≤ 94 --- --- ---
≤ 0.25 Solid Solution ≤965 ≤550 MV HRB≤ 102 --- --- ---
>0.25~4.75 ≤965 ≤550 ≥30 HRB≤ 102 --- --- ---
>4.75~25 ≤1035 ≤725 ≥30 HRC≤ 25 --- --- ---
≤ 0.25

Standard

Heat Treatment

≥1240 ≥1035 MV HRC≤ 36 --- --- ---
>0.25~25 ≥1240 ≥1035 ≥12 HRC≤ 36 --- --- ---
≤ 0.38 ≥965 ≥795 ≥5 --- 655 ≥23 ---
>0.38~0.62 ≥965 ≥795 ≥5 --- 655 ≥23 4
>0.62~25 ≥1000 ≥825 ≥5 --- 690 ≥23

4

Standard Number Variety Heat Treatment Tensile Property
MPa MPa %
Q/3B 4052 Capillary Tube Solid solution 20 ≤ 1070 ≤ 655 ≥ 30
Standard Heat Treatment 20 ≥ 1275 ≥ 1035 ≥ 12
Remark: The whole tube tensile specimen is used

Standard Number Variety Heat Treatment tensile property Hardness Durability
MPa MPa % % MPa r/h %
GJB 2611A Cold Drawn Rod

Standard

Heat

Treatment

20 ≥ 1270 ≥ 1030 ≥ 12 ≥ 15 HBW≥ 345 --- --- ---
650 ≥ 1000 ≥ 860 ≥ 12 ≥ 18 --- 690 ≥ 23 ≥ 4
GJB 3527 Cold Drawn Wire for Springs 20 ≥ 1270 ≥ 1035 ≥ 12 -- HBC≥ 32 --- --- ---

  • Product Heat Treatment Institution

Wire

955℃±10℃x1h/AC+720℃士10℃x8h/FC(50℃士10℃/h)→620℃±5℃×(7`8)h/ AC,HRC≥32

Rods and Forgings

(950~980)℃士10℃x1h/AC+720℃±5℃x8h/FC(50℃士10℃/h)→620℃±5℃ x8h/AC,HB≥346

Plate and Welding Parts

Institution I:(940~960)℃/AC+(710~730)℃x(8~8.5)h/FC(50℃±10℃/h)→(615~620)℃x(8~8.5)h/AC,Solid Solution Holding time:(d)≤3mm,(25~30)min;(d)3mm~5mm,(30~35)min

Tube

955℃士10℃x30min/AC(or air cooled)+720℃±10℃x8h/FC(50℃±10℃/h)→620℃±10℃,Make the total holding time not less than 18h, air cooled or forced air cooled

  • Direct Aging Treatment

Direct aging treatment for Disc forgings:720℃士10℃x8h/FC(50℃±10℃/h)→620℃±10℃x8h/AC​

  • Productive Process

KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy

  • Professional Customization

Cold-drawn Wire ¢0.3~¢18mm(Delivery in rolls or trays)
Hot-Rolling Wire ¢5.5~¢20mm(Delivery in rolls)
Strip thickness 0.1~4.5*width 6~350mm(Supply in rolls or straight strips)
Smooth Forged Rod on a Lathe

¢60~350mm,L800-2500mm

Hot-rolled Burnishing ¢20~80mm,L1000-5000mm
Cold Drawn and Burnishing ¢2.5~18mm,L1000-8000mm
Seamless Tube ¢1~275mm,wall thickness 0.2~30,L1000-8000mm

KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature AlloyKX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature AlloyKX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature AlloyKX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature AlloyKX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy

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KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy

Ask Latest Price
Brand Name :
KAIXIN
Model Number :
KX-Alloy HT718
Certification :
ISO9001:2015
Place of Origin :
China
MOQ :
200KG
Price :
To negotiate
Contact Supplier
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy
KX W.Nr.2.4668 Uns Light Rod Plate Structural Operating Temperature Range For High Temperature Alloy

Danyang Kaixin Alloy Material Co., Ltd.

Verified Supplier
3 Years
jiangsu
Since 2007
Business Type :
Manufacturer, Trading Company
Total Annual :
10000000-30000000
Employee Number :
150~200
Certification Level :
Verified Supplier
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