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适用于标称截面1.5-1000mm2电力电缆式电线的铜导体与电气设备的连接，特点，采用管料含铜量>99.9%的高纯T2铜管制造，长期工作温度-55℃-150℃，表面镀锡。
| 型 号 | φ | D | d | L |
| SC(JGY)-1.5 | φf4.2,f5.2 | 3.5 | 1.8 | 18 |
| SC(JGY)-2.5 | φf4.2,f5.2,f6.2 | 4 | 2.5 | 19 |
| SC(JGY)-4 | φf5.2,f6.2 | 4.8 | 3.1 | 21 |
| SC(JGY)-6 | φf5.2,f6.2,f8.2 | 5.5 | 3.8 | 24 |
| SC(JGY)-10 | φf6.2,f8.2 | 6.8 | 4.8 | 25.5 |
| SC(JGY)-16 | φf6.2,f8.2,f10.5 | 7.5 | 5.5 | 30.5 |
| SC(JGY)-25 | φf6.2,f8.2,f10.5 | 9 | 7 | 34 |
| SC(JGY)-35 | φf6.2,f8.2,f10.5,f12.5 | 10.5 | 8.2 | 38 |
| SC(JGY)-50 | φf8.2,f10.5,f12.5 | 12.5 | 9.8 | 45 |
| SC(JGY)-70 | φf8.2,f10.5,f12.5 | 14.5 | 11.5 | 50 |
| SC(JGY)-95 | φf10.5,f12.5 | 17.5 | 13.8 | 55.5 |
| SC(JGY)-120 | φf12.5,f16.5 | 19.5 | 125.5 | 63 |
| SC(JGY)-150 | φf12.5,f16.5 | 21 | 16.5 | 71 |
| SC(JGY)-185 | φf16.5 | 23.5 | 18.8 | 18 |
| SC(JGY)-240 | φf16.5 | 26.5 | 21 | 92 |
| SC(JGY)-300 | φf16.5,f20.5 | 30 | 24 | 102 |
| SC(JGY)-400 | φf16.5,f20.5 | 34 | 26.5 | 113 |
| SC(JGY)-500 | φf16.5,f20.5 | 38 | 30 | 123 |
| SC(JGY)-630 | φf20.5 | 45 | 35 | 135 |
| SC(JGY)-800 | φf22.5 | 50 | 39 | 170 |
| SC(JGY)-1000 | φf22.5 | 56 | 44 | 200 |