BS EN IEC 61249-2-47:2018
Действует
Materials for printed boards and other interconnecting structures. Reinforced base materials clad and unclad. Non-halogenated epoxide non-woven/woven E-glass reinforced laminate sheets of thermal conductivity 2,0 W/(m K) and defined flammability (vertical burning test), copper-clad for lead-free assembly
— 26 стр.