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供應DN15-DN3000碳鋼90度彎頭
供應DN15-DN3000碳鋼90度彎頭產(chǎn)品彎頭，碳鋼彎頭，90度，45度，180度彎頭標準ANSI B16.9/16.28,ASME,ASTM,API 5L,JIS P2311/2312 		2018-03-23
供應304 沖壓 碳鋼 180度彎頭
供應304 沖壓 碳鋼 180度彎頭產(chǎn)品彎頭，碳鋼彎頭，90度，45度，180度彎頭標準ANSI B16.9/16.28,ASME,ASTM,API 5L,JIS P2311/2312 		2018-03-23
長期供應熱鍍鋅 碳鋼90度 無縫 長徑彎頭
長期供應熱鍍鋅 碳鋼90度 無縫 長徑彎頭產(chǎn)品彎頭，碳鋼彎頭，90度，45度，180度彎頭標準ANSI B16.9/16.28,ASME,ASTM,API 5L,JIS 		2018-03-23
國標碳鋼 無縫 材質(zhì)45度彎頭
國標碳鋼 無縫 材質(zhì)45度彎頭產(chǎn)品彎頭，碳鋼彎頭，90度，45度，180度彎頭標準ANSI B16.9/16.28,ASME,ASTM,API 5L,JIS P2311/2312, 		2018-03-23
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