AMS 5708 / AMS 5709
2023-05-17 07:52:56   Origin：   Remark：0 Click：

MATERIAL DESIGNATION - AMS 5708 & AMS 5709
Material Category - Aerospace Material Steel Series
Techncial Specifications - AMS 5708M
HS Code for Customs - 72221100 / 72221900 / 72223000
Official Test Report - issued by TUV - SGS - BV

MAIN CHEMICAL ELEMENTS (mass weight %) 
Carbon, C (％): 0.02 ~ 0.10
Manganese, Mn (％): ≤ 0.10
Silicon, Si (％): ≤ 0.15
Phosphorus, P (％) ≤: 0.015
Sulfur, S (％) ≤: 0.015
Chromium, Cr (％): 18.0 ~ 21.0
Nickel, Ni (％): balance
Cobalt, Co (%): 12.0 ~ 15.0
Molybdenum, Mo (%): 3.50 ~ 5.00
Copper, Cu (%): ≤ 0.10
Titanium, Ti (%): 2.75 ~ 3.25
Aluminum, Al (%): 1.20 ~ 1.60
Zirconium, Zr (%): 0.02 ~ 0.08
Lead, Pb (%): ≤ 5 ppm
Bismuth, Bi (%): ≤ 0.3 ppm
Silver, Ag (%): ≤ 5 ppm
Boron, B (%): 0.003 ~ 0.010
Ferrum, Fe (%): ≤ 2.00

MECHANICAL PROPERTIES AT ROOM TEMP.
Condition: 996 ~ 1038 ℃ solution, 4 hours, oil or water cooling. 
Precipitation heat treatment 760 ℃, hold at for 16 hours, air cooling.
Tensile strength, σb / MPa:  1207
Yield strength, σ0.2 / MPa:  827
Elongation, δ5 (％):  15.0
Reduction of area, Z (％):  18.0
Hardness under hot finished condition | HBW:  341 ~ 401 (aged condition)

ADVANTAGE & SUPERIOR SERVICE
20+ years Focus On Special Steel Manufacturing and processing.
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
Round bar (Diameter): 5.5 to 550mm
Wire rod (diameter): 0.50 ~ 5.5mm
Square bar / Flat bar (Thickness X Width): 10 to 600mm
Length: fixed length, random length, or based on the customer's special requirement.

TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.