厚壁無縫鋼管_42crmo厚壁鋼管\厚壁鋼管廠

       139-6958-0678

材質(zhì)            規(guī)格（外徑×內(nèi)孔×長度）mm   

45#             133×63×3000

45#             146×76×3000

45#              152×62×3000

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45#              219×99×1535

45#              168×98×3000

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