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40CrMn無(wú)縫鋼管大直徑600*40

35號(hào)無(wú)縫鋼管大直徑820*30

GCr18Mo無(wú)縫鋼管大直徑630*40

Q215無(wú)縫鋼管大直徑630*80

35Mn2無(wú)縫鋼管大直徑610*80

Q255無(wú)縫鋼管大直徑610*40

42CRMO4無(wú)縫鋼管大直徑630*40

GR.50無(wú)縫鋼管大直徑720*30

30CrMoA無(wú)縫鋼管大直徑610*30

12CrNi3無(wú)縫鋼管大直徑600*30

20CrNi無(wú)縫鋼管大直徑610*20

12CR1MOVR無(wú)縫鋼管大直徑630*40

15CRMOG無(wú)縫鋼管大直徑610*100

Q215A無(wú)縫鋼管大直徑610*30

55Si2MnB無(wú)縫鋼管大直徑610*60

Cr6無(wú)縫鋼管大直徑610*30

30SiMn2MoVA無(wú)縫鋼管大直徑560*60

0CRCUPCRNI-A無(wú)縫鋼管大直徑630*100

8#無(wú)縫鋼管大直徑630*60

60Si2MnA無(wú)縫鋼管大直徑610*70

60號(hào)無(wú)縫鋼管大直徑610*30

37CrNi3無(wú)縫鋼管大直徑560*50

45MNB無(wú)縫鋼管大直徑560*50

9CrWMn無(wú)縫鋼管大直徑630*10