AMS 5643 & S17400 Aerospace Martensitic Aged Steel - Speciality - Special Steel Stockist
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AMS 5643 & S17400 Aerospace Martensitic Aged Steel
2022-09-07 09:12:10   Origin:   Remark:0 Click:

AMS 5643 (S17400) is A Precipitation Hardening Martensitic Stainless steel with an addition of Nb/Cu elements. This alloy Combines High Strength, hardness (up to HRC40), and corrosion resistance. Mechanical properties at RM can be optimized with final age treatment.
 
 

TECHNICAL DATASHEET SPECIFICATIONS - Grade AMS 5643 S17400
Material Category - Aerospace Material 
Steel Series
Techncial Specifications - AMS 5643V
HS Code for Customs - 72221100 / 72221900 / 72223000
Official Test Report - issued by TUV - SGS - BV

CHEMICAL COMPOSITIONS (Mass weight %) 
C (%):     ≤ 0.07
Mn (%):   ≤ 1.00
Si (%):    ≤ 1.00
P (%)≤:   0.040
S (%)≤:   0.030
Cr (%):   15.0 ~ 17.50
Ni (%):    3.00 ~ 5.00
Nb (%):    5 X C ~ 0.45
Mo (%):   ≤ 0.50
Cu (%):   3.00 ~ 5.00

MECHANICAL PROPERTIES UNDER ROOM TEMP.
Shapes: bars, wire and forgings
Condition: Solution + H1150 aged.
Tensile strength, σb/MPa: 930
Yield strength, σ0.2/MPa: 724
Elongation, δ(%): 16.0
Reduction of area, ф (%): 50.0
Hardness under aged condition | HBW:  277 ~ 352
Hardness under annealed condition | HBW:  366 Max.

RELEVANT STANDARDS FOR REFERENCE
AMS 2248 - Chemical Check Analysis Limits, Wrought Corrosion and Heat-resisiant Steels And Alloys, Maraging and other High-alloy Steels, and Iron Alloys.
AMS 2241 Torlerance, Corrosion and Heat-Resistant Steel, Iron Alloy, Titanium, and Titanium Alloy Bars and Wire.
AMS 2315 Determination of Delta Ferrite Content.
ASTM A370 Mechanical Testing of Steel Products.
ASTM E8 - Tension Testing of Metalic Materials.
AMS 2371 Quality Assureance Sampling and testing, Corrosion and Heat-resitant Steels and Alloys, worought Products and Forgings stock.
ASTM E353 Chemical Analysis of Stainless Heat-Resisting,Maraging and Other Similar Chromium-Nickel-Iron Alloys.

MELTING PROCESS & APPLICATION
This 
alloy is generally smelt in Basic Electric Furnace (EAF, AOD) or VIM + Electroslag remelting (ESR). For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement. It is suitable for applications such as high tensile shafts, bolts and nuts, gears, pinions spindles and so on.

ADVANTAGE & SUPERIOR SERVICE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special 
material 
is welcome.

SHAPES & DIMENSIONS
Round bar (Diameter): 5.5 to 550mm
Square bar / Flat bar (Thickness X width): 10mm to 550mm
Wire rod (Diameter): 1.0mm to 13.0mm
Steel strip: THK0.5 ~ 3.0mm, Width 8 ~ 220mm
Length: Fixed length or random length or based on the customer's special requirement.

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