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    a)銆�b)鐣板舰閶兼鐨勬埅闈㈠舰鐙€c)鐣板舰閶兼鐨勮〃闈㈠舰鐙€

    D-鍩烘湰鐩村緫  a-----鍑规Ы娣卞害  b---鍑规Ы瀵害

    鍏ū鐩村緫/mm

    鍩烘湰鐩村緫/mm

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    鐞嗚珫璩�(zh矛)閲�/(kg/m)

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    鍏ū鐩村緫

    鍩烘湰鐩村緫

    鍏佽ū鍋忓樊

    /mm

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    娣卞害a

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    鍏佽ū鍋忓樊

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    1.5

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    10.7

    11.1

    卤0.20

    0.30

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    2.0

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    12.6

    13.1

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    0.45

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    2.2

    卤0.10

    鍏夊湏閶兼鐨勫昂瀵歌(gu墨)鏍�

    鍏ū鐩村緫

    /mm

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    /mm

    鍏ū鎴潰绌�

    /mm2

    鐞嗚珫璩�(zh矛)閲�

    /(kg/m)

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    /mm

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    /mm²

    鍏ū鎴潰绌�

    mm²

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    /(kg/m)

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    66.48

    0.522

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    -0.60

    346.4

    2.719

    11.0

    95.03

    0.746

    23.0

    415.5

    3.267

    13.0

    132.7

    1.042

    26.0

    530.9

    4.168

    (29.0)

    660.5

    5.185

    (15.0)

    176.7

    1.387

    32.0

    804.2

    6.313

    17.0

    227.0

    1.782

    36.0

    1019

    7.991

    (19.0)

    283.5

    2.225

    40.0

    1256

    9.860

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    鍚勭墝铏�(h脿o)鍖栧(xu茅)鎴愬垎涓殑闆滆唱(zh矛)鍚噺(璩�(zh矛)閲忓垎?j菒n)?sh霉))(锛�)

     

     

    P鈮�

    S鈮�

    Cu鈮�

    0.030

    0.035

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    鐣板舰閶兼鐨勫姏瀛�(xu茅)鎬ц兘

    绋浠h櫉(h脿o)

    瑕�(gu墨)瀹氶潪姣斾緥

    浼搁暦(zh菐ng)鎳�(y墨ng)鍔�/MPa

    鈮�

    鎶楁媺寮�(qi谩ng)搴�

    /MPa

    鈮�

    浼搁暦(zh菐ng)鐜�

    (锛�)

    鈮�

    鏉惧紱鐜�

    (锛�)

    鈮�

    SBPDN 930/1080

     930

     1080

     5

    4.0

    SBPD1 930/1080

    2.5

    SBPDN 1080/1230

     1080

     1230

     5

    4.0

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    2.5

    SBPDN 1275/1420

     1275

       1420

     5

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    SBPD1 1275/1420

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          3.鎸夋澗寮涙€ц兘鍒嗙偤鏅€氭澗寮涚礆(j铆)(N)鍜屼綆鏉惧紱绱�(j铆)(1)銆�

    鍏夊湏閶兼鐨勫姏瀛�(xu茅)鎬ц兘

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    鎶楁媺寮�(qi谩ng)搴�/MPa鈮�

    浼搁暦(zh菐ng)鐜�(锛�)鈮�

    鏉惧紱鐜�(锛�)鈮�

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    785

    1030

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    SBPRL 785/1030

    2.5

    SBPRN 930/1080

    930

    1080

    5

    4.0

    SBPRL 930/1080

    2.5

    SBPRN 930/1180

    930

    1180

    5

    4.0

    SBPRL 930/1180

    2.5

    SBPRN1080/1230

    1080

    1230

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    4.0

    SBPRL1080/1230

    2.5

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    鍖栧(xu茅)鎴愬垎(璩�(zh矛)閲忓垎?j菒n)?sh霉))(锛�)

    C

    Si

    Mn

    P

    S

    Cr

    Mo

    V

    Nb

    Ti

    Ni

    Cu

    Al

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    0.40-0.60

    0.40-0.65

    鈮�0.025

    鈮�0.025

    0.90-1.30

    0.75-1.00

    0.50-0.70

    0.11-0.22

    0.05-0.14

    鈮�0.30

    鈮�0.30

     

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    0.17-0.23

    0.40-0.60

    0.40-0.65

    鈮�0.025

    鈮�0.025

    0.90-1.30

    0.75-1.00

    0.45-0.65

     

    0.16-0.28

    鈮�0.30

    鈮�0.30

     

    20CrMo1V

    0.15-0.23

    0.20-0.60

    0.45-0.85

    鈮�0.025

    鈮�0.025

    1.00-1.50

    0.90-1.20

    0.15-0.30

     

     

    鈮�0.50

    鈮�0.35

    鈮�0.015

    45CrMoV

    0.42-0.50

    0.200.35

    0.45-0.70

    鈮�0.025

    鈮�0.025

    0.85-1.15

    0.45-0.65

    0.25-0.35

     

     

    鈮�0.30

    鈮�0.30

    鈮�0.0225

    40CrMoV

    0.36-0.44

    0.15-0.35

    0.45-0.77

    鈮�0.025

    鈮�0.025

    0.80-1.15

    0.50-0.65

    0.25-0.35

     

     

    鈮�0.30

    鈮�0.30

     

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    0.22-0.29

    0.17-0.37

    0.50-0.80

    鈮�0.025

    鈮�0.025

    2.10-2.50

    0.90-1.10

    0.30-0.50

     

     

    鈮�0.30

    鈮�0.25

     

    25Cr2MoV

    0.22-0.29

    0.17-0.37

    0.40-0.70

    鈮�.025

    鈮�.025

    1.50-1.80

    0.25-0.35

    0.15-0.35

     

     

    鈮�0.30

    鈮�0.25

     

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    0.17-0.37

    0.50-0.80

    鈮�0.025

    鈮�0.025

    0.60-0.90

    0.15-0.25

     

     

     

    1.25-1.65

    鈮�0.30

     

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    0.17-0.37

    0.40-0.70

    鈮�0.025

    鈮�0.025

    0.80-1.10

    0.15-0.25

     

     

     

    鈮�0.30

    鈮�0.25

     

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    鐗�  铏�(h脿o)

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    贸r0.2锛�MPa

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     绌�

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     622

     15

     25

     

     241

     

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