山东产便宜的大口径厚壁无缝钢管现货规格表 194x35 245x50 377x20 194x40 245x55 377x25 194x50 273x20 377x30 219x20 273x22 377x35 219x25 273x25 377x40 219x28 273x28 377x45 219x30 273x30 377x50 219x35 273x32 377x55 219x40 273x35 377x60 219x45 273x40 406x20 219x48 273x45 406x26 219x50 273x50 406x32 203x20 273x55 406x40 203x30 325x20 426x20 203x40 325x25 426x25 245x20 325x30 426x30 245x25 325x35 426x35 245x28 325x40 426x40 245x30 325x45 426x50 245x35 325x50 426x60 245x40 325x55 245x45 325x60 信息来源www.lcsggc.com
194x35
245x50
377x20
194x40
245x55
377x25
194x50
273x20
377x30
219x20
273x22
377x35
219x25
273x25
377x40
219x28
273x28
377x45
219x30
273x30
377x50
219x35
273x32
377x55
219x40
273x35
377x60
219x45
273x40
406x20
219x48
273x45
406x26
219x50
273x50
406x32
203x20
273x55
406x40
203x30
325x20
426x20
203x40
325x25
426x25
245x20
325x30
426x30
245x25
325x35
426x35
245x28
325x40
426x40
245x30
325x45
426x50
245x35
325x50
426x60
245x40
325x55
245x45
325x60