56 | 無縫鋼管 | DN200SCH40 | S31603 | m | GB/T14976SMLSHG20553(II系列) SCH40S |
58 | 無縫鋼管 | DN200SCH60 | S31603 | m | S31603GB/T14976SMLSHG20553(II系列) SCH60 |
59 | 無縫鋼管 | DN25SCH80 | S31603 | m | GB/T14976SMLSHG20553(II系列) SCH80S |
61 | 無縫鋼管 | DN250SCH40 | S31603 | m | GB/T14976SMLSHG20553(II系列) SCH40S |
63 | 無縫鋼管 | DN250SCH60 | S31603 | m | S31603GB/T14976SMLSHG20553(II系列) SCH60 |
64 | 無縫鋼管 | DN300SCH40 | S31603 | m | GB/T14976SMLSHG20553(II系列) SCH40S |
66 | 無縫鋼管 | DN300SCH60 | S31603 | m | S31603GB/T14976SMLSHG20553(II系列) SCH60 |
67 | 無縫鋼管 | DN350SCH20 | S31603 | m | GB/T14976SMLSHG20553(II系列) SCH20 |
69 | 無縫鋼管 | DN350SCH60 | S31603 | m | S31603GB/T14976SMLSHG20553(II系列) SCH60 |
316L不銹鋼管HG20553檢測標準發貨