TL157D防爆双头套筒
| 产品代号 | 型号（mm） | 长度（mm） | 材质 |
| TL157D-0607 | 6*7 | 105 | 铝青铜/铍青铜 |
| TL157D-0809 | 8*9 | 115 | 铝青铜/铍青铜 |
| TL157D-1011 | 10*11 | 120 | 铝青铜/铍青铜 |
| TL157D-1213 | 12*13 | 140 | 铝青铜/铍青铜 |
| TL157D-1415 | 14*15 | 140 | 铝青铜/铍青铜 |
| TL157D-1617 | 16*17 | 155 | 铝青铜/铍青铜 |
| TL157D-1819 | 18*19 | 165 | 铝青铜/铍青铜 |
| TL157D-2022 | 20*22 | 175 | 铝青铜/铍青铜 |
| TL157D-2123 | 21*23 | 185 | 铝青铜/铍青铜 |
| TL157D-2427 | 24*27 | 195 | 铝青铜/铍青铜 |
| TL157D-2528 | 25*28 | 205 | 铝青铜/铍青铜 |
| TL157D-2730 | 27*30 | 210 | 铝青铜/铍青铜 |
| TL157D-3641 | 36*41 | 230 | 铝青铜/铍青铜 |
