All data is for information only------(<---links)
	PRODUCT DATA of AA7475-T76

Material	AA7475-T76
Product Datasheet	Alcoa 7475 plate and sheet
Processing and Assembly	Solution heat treated and then artificially overaged in order to achieve a good exfoliation corrosion resistance.

	EXPERIENCE IN PRACTICE

Development Status	Commercial Product
Equivalent Designations	AA 7475

	PHYSICAL PROPERTIES

Crystal Structure	Face centered cubic (fcc)
Specific Gravity	2.81
Magnetic Properties	Nonmagnetic

	THERMAL PROPERTIES

Thermal Conductivity	147 W/m.K
Thermal Expansion Coefficient	23.2 μstrain/°C
Melting Range	477 to 635 °C

	RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY

General Corrosion Status	Requires specific corrosion protection
Stress Corrosion Status	Moderate Resistance to SCC: Table 2 Remark: Requires Stress corrosion evaluation form Data Quality: Design Data
Bimetallic Corrosion	Can be used in a non-controlled environment: Al alloys, Cd Can be used in a clean room environment: Mg, Sn-Pb alloys (all), Sn, Pb, Zn, Be Needs specific measures: All others Test:ECSS-Q-ST-70C Rev.1 Table 5.1 Data Quality: Design Data

	SPECIAL RECOMMENDATIONS

Lessons Learned

In some cases where the Zn content is at the high end of the composition range, this alloy responds poorly to black anodising.