包含0cr17ni4cu4nb无缝钢管的词条

3040Cr18Ni9304L00Cr19Ni103160Cr17Ni12Mo2316L00Cr17Ni14Mo2310S0Cr25Ni203211Cr18Ni9Ti317TP347合金管材质 20MnG25MnG15CrMoG35crmo，42crmo，12Cr2MoG12Cr1MoVG12C。