厂家直销dn20mm-630mm

¥ 5.66

10米起订

煤矿井下用封孔管dn20mm-630mm

¥ 5.66

10米起订

实力工厂PEpert二型管dn20mm-630mm

¥ 1.99

10米起订

厂家直销PVC注浆管dn20mm-315mm

¥ 面议

2米起订

PVC导流管dn20mm-315mm

¥ 面议

2米起订

赋源定制注浆管dn20mm-630mm

¥ 5.66

10米起订

阻燃抗静电PVC封孔管dn20mm-630mm

¥ 9.10

10米起订

实力工厂胶管dn20mm-630mm

¥ 1.99

10米起订

阻燃抗静电PE瓦斯抽放管dn20mm-800mm

¥ 面议

2米起订

煤矿井下用PE封孔管dn20mm-315mm

¥ 面议

2米起订

实力工厂PVC瓦斯抽放管dn20mm-630mm

¥ 5.66

10米起订

厂家直销PVCpert二型管dn20mm-630mm

¥ 9.10

10米起订

阻燃抗静电瓦斯抽放管dn20mm-630mm

¥ 1.99

10米起订

厂家直销PE封孔管dn20mm-800mm

¥ 面议

2米起订

PE瓦斯抽采管dn20mm-315mm

¥ 面议

2米起订

阻燃抗静电PVC胶管dn20mm-630mm

¥ 5.66

10米起订

煤矿井下用PVC瓦斯抽放管dn20mm-630mm

¥ 9.10

10米起订

厂家直销pert二型管dn20mm-630mm

¥ 1.99

10米起订

煤矿用PE煤矿用管dn20mm-800mm

¥ 面议

2米起订

阻燃抗静电PE聚能管dn20mm-315mm

¥ 面议

2米起订

厂家直销PVCdn20mm-630mm

¥ 5.66

10米起订

赋源定制PVC胶管dn20mm-630mm

¥ 9.10

10米起订

煤矿井下用封孔管dn20mm-630mm

¥ 1.99

10米起订

阻燃抗静电PE聚能管dn20mm-800mm

¥ 面议

2米起订

厂家直销PEdn20mm-315mm

¥ 面议

2米起订

实力工厂PVC聚能管dn20mm-630mm

¥ 9.10

10米起订

赋源定制dn20mm-630mm

¥ 1.99

10米起订

厂家直销PE注浆管dn20mm-800mm

¥ 面议

2米起订

煤矿井下用PE注浆管dn20mm-315mm

¥ 面议

2米起订

赋源定制PVC聚能管dn20mm-630mm

¥ 5.66

10米起订

阻燃抗静电PVCdn20mm-630mm

¥ 9.10

10米起订

实力工厂注浆管dn20mm-630mm

¥ 1.99

10米起订

煤矿用瓦斯抽放管dn20mm-800mm

¥ 面议

2米起订

实力工厂PVCpert二型管dn20mm-630mm

¥ 5.66

10米起订

厂家直销PVC注浆管dn20mm-630mm

¥ 9.10

10米起订

阻燃抗静电封孔管dn20mm-800mm

¥ 面议

2米起订

阻燃抗静电PE导流管dn20mm-315mm

¥ 面议

2米起订

阻燃抗静电PVC注浆管dn20mm-630mm

¥ 5.66

10米起订

煤矿井下用封孔管dn20mm-630mm

¥ 9.10

10米起订

厂家直销煤矿用管dn20mm-800mm

¥ 面议

2米起订

厂家直销封孔管dn20mm-315mm

¥ 面议

2米起订

厂家直销封孔器囊袋瓦斯抽放管dn20mm-630mm

¥ 5.66

10米起订

赋源定制pert二型管dn20mm-630mm

¥ 9.10

10米起订

煤矿用聚能管dn20mm-800mm

¥ 面议

2米起订

煤矿井下用瓦斯抽采管dn20mm-315mm

¥ 面议

2米起订

煤矿井下用封孔器囊袋胶管dn20mm-630mm

¥ 5.66

10米起订

实力工厂瓦斯抽放管dn20mm-630mm

¥ 9.10

10米起订

阻燃抗静电注浆管dn20mm-800mm

¥ 面议

2米起订

聚能管dn20mm-315mm

¥ 面议

2米起订

赋源定制封孔器囊袋dn20mm-630mm

¥ 5.66

10米起订

阻燃抗静电胶管dn20mm-630mm

¥ 9.10

10米起订

厂家直销瓦斯抽放管dn20mm-800mm

¥ 面议

2米起订

阻燃抗静电dn20mm-315mm

¥ 面议

2米起订

厂家直销聚能管dn20mm-630mm

¥ 9.10

10米起订

煤矿用封孔管dn20mm-800mm

¥ 面议

2米起订

厂家直销注浆管dn20mm-315mm

¥ 面议

2米起订

阻燃抗静电封孔器囊袋聚能管dn20mm-630mm

¥ 5.66

10米起订

煤矿井下用dn20mm-630mm

¥ 9.10

10米起订

阻燃抗静电煤矿用管dn20mm-800mm

¥ 面议

2米起订

煤矿井下用封孔器dn20mm-315mm

¥ 面议

2米起订