内丝四通NPT耐140KG高压管件2000LB锻不锈钢304316L天佑管业103
¥44.2
33
¥80
0
¥79
¥27.2
12
¥56.4
16
¥53.6
4
¥11.3
7
¥51
10
¥40
¥4
¥1