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网上如何创业赚钱????o??????:  

    ??3?????Carbon Steel???:ASTM A105,20#???Q235???16Mn??? ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2???ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70??? 

    ??????????Stainess Steel???: ASTM A182 F304???304L??? F316???316L???1Cr18Ni9Ti???0Cr18Ni9Ti???321???18-8??? 

    ??????????Alloy Steel???: ASTM A182 F1??? F5a??? F9??? F11??? F12??? F22???F91???A182F12???A182F11???16MnR???Cr5Mo???12Cr1MoV???15CrMo???12Cr2Mo1???A335P22??? St45.8/a????? 



 

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????o??????:  

网上如何创业赚钱    ??3?????Carbon Steel???:ASTM A105,20#???Q235???16Mn??? ASTM A350 LF1, LF2 CL1/CL2, LF3 CL1/CL2???ASTM A694 F42, F46, F48, F50, F52, F56, F60, F65, F70??? 

网上如何创业赚钱    ??????????Stainess Steel???: ASTM A182 F304???304L??? F316???316L???1Cr18Ni9Ti???0Cr18Ni9Ti???321???18-8??? 

网上如何创业赚钱    ??????????Alloy Steel???: ASTM A182 F1??? F5a??? F9??? F11??? F12??? F22???F91???A182F12???A182F11???16MnR???Cr5Mo???12Cr1MoV???15CrMo???12Cr2Mo1???A335P22??? St45.8/a????? 


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