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Normas BSI – AENOR
BS EN 61249-7-1:1996, IEC 61249-7-1:1995

BS EN 61249-7-1:1996, IEC 61249-7-1:1995

Materials for interconnection structures. Sectional specification set for restraining core materials. Copper/invar/copper

Fecha:
1996-08-15 /Definitive
Comité:
EPL/501
Equivalencias internacionales:

EN 61249-7-1:1995

IEC 61249-7-1:1995

Keywords:
Thickness, Surface treatment, Sheet materials, Printed-circuit boards, Marking, Tensile strength, Modulus of elasticity, Thermal properties of materials, Ferronickel, Rolls, Metal coatings, Grades (quality), Electrical resistivity, Printed-circuit bases, Printed circuits, Elongation at fracture, Preferred sizes, Copper, Chemical composition, Thermal expansion
129,17
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