黄铜 25 in (0.6 m)
3-50-S11 黄金/铜 25 in (0.6 m)
3-50-S12 黄金/镍 25 in (0.6 m)
3-50-S13 镍/黄铜 500 in (12.7 m)
3-50-S14 镍/铜 500 in (12.7 m)
3-50-S15 镍/钢 500 in (12.7 m)
3-50-S16 银/黄铜 500 in (12.7 m)
3-50-S17 银/铜 500 in (12.7 m)
3-50-S18 银/钢 500 in (12.7 m)
3-50-S19 锡/铜 500 in (12.7 m)
3-50-S20 锡/黄铜 500 in (12.7 m)
3-50-S21 锡/钢 500 in (12.7 m)
3-50-S22 锡/钢 30 in (0.8 m)
3-50-S23 锌/黄铜 500 in (12.7 m)
3-50-M01 铬/镍/铜 基体: 锌 铬0.5m镍15.0m铜5.0m
3-50-M02 铬