EN 61788-12:2013 超导性 第12部分:基质与超导体体积比测量 Nb3Sn 复合超导线材的铜与非铜体积比
Superconductivity - Part 12: Matrix to superconductor volume ratio measurement - Copper to non-copper volume ratio of Nb3Sn composite superconducting wires
IEC 61788-12:2013 describes a test method for determining the copper to non-copper volume ratio of Cu/Nb3Sn wires. The test method given hereunder is applicable to Nb3Sn composite ...