進口合金管（A335P12 STFA22 A335P22 STFA24 A335P11 A335P5 A335P91（T91） STFA25 WB36（15NiCuMoNB5)化肥專用管GB6479-2000 石油裂化管GB9948-88石油套管 J55/K55 N80-1 N80（Q） L80 C90 低壓鍋爐管GB3087-1999 輸送流體管GB8163-1999 船舶專用管GB5312-99 不銹鋼管 304 304L 321 321L 347H 316L 317L，無縫方矩管、無縫方鋼管。
產品材質規(guī)格價格 309S不銹鋼管309S120*3.355488 309S不銹鋼管309S66*6.65568 309S不銹鋼管309S260*6.55908

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