<delect id="davpk"><delect id="davpk"></delect></delect><small id="davpk"></small><delect id="davpk"></delect><dfn id="davpk"><noframes id="davpk"><delect id="davpk"></delect><s id="davpk"><small id="davpk"></small></s><delect id="davpk"><noframes id="davpk"><dfn id="davpk"><noframes id="davpk"><s id="davpk"><small id="davpk"></small></s><s id="davpk"><small id="davpk"></small></s><dfn id="davpk"></dfn> <s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><s id="davpk"><small id="davpk"></small></s><s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s><dfn id="davpk"><small id="davpk"><delect id="davpk"></delect></small></dfn><s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><dfn id="davpk"><small id="davpk"></small></dfn><delect id="davpk"><small id="davpk"></small></delect><s id="davpk"></s> <s id="davpk"></s><delect id="davpk"></delect><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s><delect id="davpk"><small id="davpk"></small></delect><s id="davpk"><noframes id="davpk"><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s>
歡迎光臨河北驪龍鋼管制造有限公司!
2020螺旋鋼管
名稱 規格(直徑*壁厚) 材質 長度(米) 標準 理論重量(Kg/米) 單價(元/噸)
2020*14螺旋鋼管 2020*14mm Q235B 12米 國標 692.55Kg/米 4700元/噸
2020*12螺旋鋼管 2020*12mm Q235B 12 國標 594.21Kg/米 4450元/噸
2020*11螺旋鋼管 2020*11mm Q235B 12 國標 544.96Kg/米 4300元/噸
2020*10螺旋鋼管 2020*10mm Q235B 12米 部標 495.666Kg/米 4500元/噸
2020*13螺旋鋼管 2020*13mm Q235B 12 國標 643.404Kg/米 4150元/噸
上頁下頁20條/頁 共
欧美成人三级视频网站
<delect id="davpk"><delect id="davpk"></delect></delect><small id="davpk"></small><delect id="davpk"></delect><dfn id="davpk"><noframes id="davpk"><delect id="davpk"></delect><s id="davpk"><small id="davpk"></small></s><delect id="davpk"><noframes id="davpk"><dfn id="davpk"><noframes id="davpk"><s id="davpk"><small id="davpk"></small></s><s id="davpk"><small id="davpk"></small></s><dfn id="davpk"></dfn> <s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><s id="davpk"><small id="davpk"></small></s><s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s><dfn id="davpk"><small id="davpk"><delect id="davpk"></delect></small></dfn><s id="davpk"><small id="davpk"><s id="davpk"></s></small></s><dfn id="davpk"><small id="davpk"></small></dfn><delect id="davpk"><small id="davpk"></small></delect><s id="davpk"></s> <s id="davpk"></s><delect id="davpk"></delect><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s><delect id="davpk"><small id="davpk"></small></delect><s id="davpk"><noframes id="davpk"><s id="davpk"><small id="davpk"><strike id="davpk"></strike></small></s>