304/316L不锈钢卫生级平底封头内外镜面抛光焊接平底堵头折边管帽
¥8.2
0
¥1.6
¥2.7
¥1.8
¥580
200
¥2.3
6
¥1350
¥52.9
¥32.5
¥8.1
¥3.2