材料:黄铜适用范围:用于铝塑管等管子的连接规格: S16×1/2M S16×3/4M S20×1/2M S20×3/4M S26×1/2M S26×3/4M S26×1M S32×1/2M S32×3/4M S32×1M S32×5/4M