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	PRODUCT DATA of M1A

Material

M1A

Chemical Composition

Mg-1.2Mn

	PHYSICAL PROPERTIES

Specific Gravity

1.77

Magnetic Properties

Nonmagnetic

	ELASTIC PROPERTIES

Tensile Modulus

45 GPa

	THERMAL PROPERTIES

Thermal Conductivity

139 W/m.K

Thermal Expansion Coefficient

26 μstrain/°C

Specific Heat

1 J/g.K

Melting Range

648 to 649 °C

	RELEVANT PROPERTIES FOR USE IN SPACE COMMUNITY

General Corrosion Status

Requires specific corrosion protection

Stress Corrosion Status

High Resistance to SCC: Table 1 Remark: acc. to ECSS-Q-ST-70-36C Data Quality: Design Data

Bimetallic Corrosion

Can be connected in a clean room environment to: Sn-Pb alloys, Sn, Pb Needs specific measures: All others Data Quality: Design Data