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    1. D202AD202Bǵ}ˎƤFѺlɽֱã
      D202AD202Bǵ}ˎƤFѺlɽֱ
      aƷrhţ
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    3. l؛أӱ_
    4. Ʒƣ
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    6. Te@ʯT
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        D202AD202BѺl

         

         

                                                       

         

        fD202AD202Bǵ}ˎƤFѺlɽֱãAͶѺӲmУ^õԺ͛_BͶѺٞRwM^õͽgĥp͛_ĥĥpƣ

         

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        ۷ٻWɷ֣|֔                                      %

         

            C

            Cr

        Mn

        Si

        S

        P

        D202A

        0.15

        1.80~2.30

        0.50~0.90

        0.20~0.40

        0.04

        0.04

        D202B

        0.50~0.70

        4.40~5.00

        0.60~1.00

        0.30~0.50

        0.04

        0.04

         

        ѺӲȣD202A  HRC26~30

                    D202B  HRC54~58

         

        /mm

        3.2

        4.0

        5.0

         /A

        90~130

        130~180

        150~210

         

        ע헣

         

        1. ǰl횽200Һ決1h;

           

        2. ǰA200ѺֱFPɃ

                                       

      ھԃP/
    7. 0571-87774297  
      91精品国产综合久久婷婷