ѹϽ
ѹ쳧ƷԱѧϰã
20006.
20026.
2003115޸
200565޸
й¯ѹо
ָ

Ŀ       ¼
ǰ
һ 桢׼ѹøֲϵҪ
һѹøֵĻҪ
ѹʹõĸֲ
1ְ
2ֹ
3ͼ
4˨ø
5ںӲ
ݹ桱ԲϵҪ
ڶ ϱ׼
һ
еָ꼰
ߴ硢Ρ
 ѹøֲҪ
1ɹ
2
3ϴ
4ϱܡżʹ


ǰ
  йؼѹϷ¹ʡ
200311¹ԭ¯׼ίԱᡢѹ׼ίԱᣬ乤صĹ¯ѹ׼ίԱᡣ
ʮ1984ԭѹ׼ίԱᵽĹ¯ѹ׼ίԱᡣѹøֵı׼һֱʮӣЭұҵ޶ѹøְ׼滮ʱ֯޶ѹöͼ׼ʮҹѹøֱ׼ļˮƽ˺ܴߡ磺ҹGB6654-1996ѹøְ塷׼1š2޸ĵֺе׺ԼϣԴ󲿷ֵĸְ¶20 Ϊ0 ӱ׼ҪָеGB6654׼ļˮƽѴڹȽˮƽ
GB3531-1996ѹõͺϽְָ塷1޸ĵӳָ꣨Akvĸֺҹ16MnDRְԴһĲࡣҹ09MnNiDRְҪָڹȽˮƽֺšѹõ¸ְУ⻹-100 3.5Niְ-196 9 Niְ壬ڹհףдչо
Ϊʵָ߲δøְĹ80ڹйصλϿǿ490MPaĵͺԸ֣øֲнϸߵǿȣͬʱĺܺ͵ԣδϵõӦãGB150-98ʹõĵ¶ȷֱ룺07MnCrMoVR(-20 )07MnNiCrMoVDR(-40 )ֺţ490MPaΪֹձдְ塣ҹ10ԭʹһֱձǿ490 MPaSPV490Qְ塣ĩҹƳɹͬ490MPaĵʸǿְWH610D2ְ塣490 MPaĵʸǿְ壬Ѿƶˡѹõʸǿְ桷׼Ѿͨ˱׼飬ǿԹұ׼Ƚϸӣָñ׼С
ҹеѹͼ׼JB4726~4728-200016MnһЩͼкԪְĹ涨һ£20MnMoȸְ廹ϣֺŵĳ¶ȾΪ0 йһͻеŹ˾ġԻѧɷֺѧҪļⷴӦúҺգøֶͼϵ2.25Cr-1Mo2.25Cr-1Mo-0.25V3Cr-1Mo-0.25VݱίаȫעṤУоӦΪ12Cr2Mo1(H) 12Cr2Mo1Ht12Cr3Mo1V(H)ٽ˸ϵиֶͼı׼ڵ¸ֶͼ5ֺų-100 3.5Ni¸ֶͼ-196 9 Ni¸ֶͼб׼հףдһ⣬5ֺŶͼְӦ-70 ϵʹҪֲֶͼ׼екԪ׺Ƚˮƽ׼涨һ£вֶͼ󲿷ѹʹҪ
һ 桢׼ѹøֲϵҪ
һѹøֵĻҪ
1ѹѹԪøӦGB1504.µҪ󡣷ѹԪø,ѹԪøֺʱ,ҲӦǺõĸֲġ
2.GB1504.ֺŵĸֲ,Ӧϡ¼AϵĲ涨йع涨
¼AΪµĲ䣬иֲҪ
14µδϱ׼ұ׼ҵ׼ĸֲģ
2ѡδ4µĸֲģ
ѡùֲʱӦǹӦѹ±׼ʹõĸֲģ÷ΧӦñ׼Ĺ涨ͬʱҲӦ4ɷֺͼҪĸֲĵĹ涨
ѡƵĸֲĻδ뱾׼ĸֲģ¸ֲƵĸλѡõλӦøֲĵļϱȫ¯ѹ׼ίԱ󶨣󶨺ϸʹõ֤ļøøֲĵ쵥λҼֹܾ¯ѹȫ׼󷽿ʹá
3õ4µĸֲġ
3ѹѹԪøӦƽ¯¯ת¯ұֲĵļҪӦӦĹұ׼ҵ׼йؼĹ涨
4øӦиֲλĸֲ֤飬쵥λӦ֤ԸֲĽգҪʱӦи顣޸ֲλĸֲ֤飬Ӧѹȫ̡Ĺ涨
5ѡѹøӦʹ¶ȡѹԺͲصȣϵĺܡ칤Լúԡ
6ֲĵʹ¶Ӧ4¸ӦиֺӦ¶ȡ̼ظ̸ֺ̼ڸ425³ʹʱӦǸ̼ʯī򡣰ֵʹ¶ȸ525ʱк̼ӦС004%
7ֲĵʹ¶ޣּйй涨⣬-20档ֲĵʹ¶ȵڻ-20ʱӦ¼CĹ涨ıȣVȱڣ³顣ֵʹ¶ȸڻ-196棬顣
8ԸֲҪʱұϸߵĳָꡢӱ֤ǿȡҪѧܼʵȣƵλӦͼӦļע
9ֲĵĸܲοֵ¼F




ѹʹõĸֲ
GB150-981޸ĵ
1ȡQ235-AFQ235-A15MnVNR09Mn2VDR4ֺżӦӦ09MnNiDR60mmΪ100mmְ壩
215MnNbRӦ.
3.ȡ15MnVֹ.
4.ȡ15MnV09Mn2VD16MnMoDͼӦӦ14Cr1MoJB4726
5ȡ09Mn2VD16MnMoDëϡ޸16MnD20MnMoDͳ¶ȡ
1.ְ
11̼ظְ
111 Q235ְ
ֻʣQ235BQ235Cְ
    GB700-88 ̼ؽṹ
4mm GB912-89 ̼ؽṹֺ͵ͺϽṹְ弰ִ
4mm GB3274-88̼ؽṹֺ͵ͺϽṹְ弰ִ
ְ
ƺ    
ѹMPa    ְʹ
¶ȡ    ʱְmm    ʢװĽ
Q235-AF    0.6    0~250    12    ʢװȼԳ̶Ϊж߶Ȼ򼫶Σ
Q235-A    1.0    0~350    16    ҺʯԼԳ̶Ϊ߶ȺͼΣ
ֺGB150һ޸ĵѲʹ
Q235-B    1.6    0~350    20    ʢװԳ̶Ϊ߶ȺͼΣ
Q235-C    2.5    0~400    30    
1.1.2 20Rְ
1.1.2.1 ְ׼
  GB150-89޸ĵ         GB150-98
GB6654-86               GB6654-96 2޸ĵ
Ҫ
a.ѧɷ֣%ˮ
C    0.22                  0.20
Mn (S 60mm, 0.24)   (S 60mm, 0.40~1.0)
    0.35~0.80             0.40~0.90
S     0.035               0.030
C  Mn SΪ   Akv
b.³20׼ƽֵ
  GB6654-86             GB6654-96
Akv.J   27               31
2޸ĵP0.030%;S0.020%;0 Akv 27J
1.1.2.2 ʹ״̬
GB150-89                 GB150-98
  ȴ38mm       ȴ30mm
״̬               ״̬
12ȶܣ   16MnR һ£
1.1.2.3

GB150-89           GB150-98
ȴ38mmʱUT   ȴ30mmʱUT
ڢ             ڢ󼶣16MnR һ£
1.1.2.4 ʹ¶
GB150-89             GB150-98
2.2.6¶ȵ0棬 4.2.7¶ȵ0棬ȴ
25mm³顣 25mm³顣
      ¶ȵ-10棬ȴ12 mm³顣
1.1.2.5 
GB150-89           GB150-98
A2.6 B20R         A2.6 B20Rֻܴ
                  Q235B,Q235C
A2.7 20g20R         A2.7 20gֻܴQ235C 
1.2 ͺϽǿȸְ
1.2.1 ֺź͸ְ׼
GB150-98 GB150-89 仯
1GB6654-86GB6655-86   ϲ   GB6654-96
213MnNiMoNbRGB6654-96
3CF-62-20棩      07MnCrMoVR


GB150-89             GB150-98 
                              GB6654-96
16MnR             16MnR   2޸ĵ S0.030%, P0.020%
15MnVR     GB6654-86   15MnVR         0棬31J
                15MnNbR       GB6654-96
15MnVNR             15MnVNR       1޸ĵ
18MnMoNbR           15CrMoR     GB150-981޸ĵ
16MnRC     GB6655-86     18MnMoNbR     GB6654-96 0棬31J
15MNVRC             13MnNiMoNbR     2޸ĵ
18MnNiMoNbR               S0.025%,P0.020% 0棬34J
CF-62-20棩 ¼A   07MnCrMoVR ¼A

GB6654-9611998.1ʵУ2޸ĵ2001.1.1ʵʩ
1޸ĵ15MnNbRS0.015%,P0.025%,״̬-20Ϊ34 J
2޸ĵS,P;³20棬Ϊ0棺20RΪ27J16MnR15MnVR18MnMoNbRΪ31J13MnNiMoNbRΪ34 J
ұΪת¯¯ұȡƽ¯ұ
1.2.2 16MnRְ
1.2.2.1 ְ׼
GB150-89             GB150-98
GB6654-86           GB6654-96
Ҫ߸仯Ҫĸ仯
    GB6654-96
a.ְȸƫ -0.25mmһˡ
b.
ӱ仯
±׼ԭȵε1725mm2636mmϲһ1636mm
b ĲΧСΪ130ԭΪ145Ƚ׼£
c. [] 
  sΪ325   5Ϊ21
ȴ25mmĦbs˹[]Ҳ
d.³Akvˡ31JGB6654-19962޸ĵ
³Akv¶20Ϊ0
   GB6654-1996ԭ涨    GB6654-1996ֹ涨
ƺ    ¶    Akv   J    ¶    Akv   J
20R    20    31    0    27
16MnR    20    31    0    31
15MnVR    20    31    0    31
18MnMoNbR    20    34    0    31
1.2.3 13MnNiMoNbRְ
  µ BHW35
  1978ƣѹ
250~400 []16MnR࣬ѹø֡
GB6654-96У2޸ĵ     0 Akv34J.
1.2.4 07MnCrMoVRְ
ø֣GB150-89CF62(-20 )
ͺԸ -20 Akv47J
b   610~740 MPa
s   490   MPa
ֹ1998ͳƣ찲װ50 ̨ޣҪӦʴGB150 ¼A A2.1 d)
1.3øְ
1.3.1 ֺź͸ְ׼
        GB150-89               GB150-98
16Mn2VDR                 16MnDR 
09Mn2VDR     GB3531-83(87)   15MnNiDR 
06MnNbDR                 09Mn2VDR     GB3531-96
                      09MnNiDR 
Cf62(-20) ¼ A         07MnNiCrMoVDR ¼A
1.3.1.1 GB3531-83(87)               GB3531-96
ȡ-90 06MnNbDR,15MnNiDR,09MnNiDR
1.3.1.2 CF62 (-40)07MnNiCrMoVDR   ¼A
GB3531-96 1޸ĵ
 PS
16MnDR P ѣ0.030%  0.025% S ѣ0.025%0.015%
15MnNiDR P  0.030%  0.025% S ѣ0.025%0.015%
09MnNiDR P  0.025%  0.020% S ѣ0.020%0.015%
 ȡ09Mn2VDR
 16MnDR Akv 24J       27J
 ұȡƽ¯ת¯¯ұ
1.3.2 16MnDR ְ
1.3.2.1 ְ׼
      GB150-89               GB150-98
      GB3531-83(87)             GB3531-96

a.ƫ
GB709               - 0.25
     GB6654-96, GB3531-96   ƫΪ -0.25
[GB3274-88(̼ظ͵ͺϽ).GB4237-92(ְ)GB709]
b.³ Akv
      mm   Akv J    mm Akv J 1޸ĵ
      6~32   -4021   6~36   -4024   27J
      30~50   -3021   30~100 -3024   27J
1.3.2.2 
      GB150-89               GB150-98
  A2.8   16MnR  16MnDR       ȡ
  A2.16 SPV36  16MnDR
1.3.3   09MnNiDR
1.3.3.1 ֺż
    -45 Niϵ¸
    C,Mn,P,SĽ,09MnNiDR
    6~50MM -70 , Akv27Jˮƽ.
1.3.4   07MnNiCrMoVDR ְ
    CF-62(-40)
    12~50mm -40Akv  47J
ϡޡ   ø áձJIS G3115-90еSPV490Qְ ʸ,ְֹ WH610D2 (490Mpa)
NK-HITEN610U2ְ(ͼNK-HITEN610CF),ܻ.
1.4¿øְ
1.4.1ֺ ְ׼
    GB150-89             GB150-98
  15CrMoR               15CrMoR D GB6654-96
  1.0Cr-0.5Mo     ¼A.   14Cr1MoR D ¼A.
  12Cr2Mo1R               (1.25CrMo1R)
  (0.15Cr-1.0Mo)           12Gr2Mo1R-¼H.(2.25Gr Mo1)

1.4.2 15CrMoR ְ
1.4.2.1 
     GB6654-96   6~100mm Akv  31J.
1.5ְ
1.5.1ֺ ְ׼


    GB150-89               GB150-98
GB3280-84               GB3280-92 ְ
GB4237-84               GB4237-92ְ
0Cr19Ni9               0Cr18Ni9
(SUS304)               (ISO 11)
C  0.08                    0.07
Cr 1820               1719 
0Cr18Ni11Ti               0Cr18Ni10Ti  Ni
(SUS321)                 321
0Cr19Ni11               00Cr19Ni10   Ni
sus304L                 ( 304L)
1.5.2 lCr18Ni9Ti ְ
    ʱ׼
          Ƽʹ,84( ),Tiɱ,γ
TiN,ȸʴ,. C 0.12%
  0Cr19Ni9(304) C  0.08 %. ɱ.
1.6ָϸְ
1.6.1ſ
  60 Ʒ GB8165-87 ָϸְ
  80 ը JB4733-96 ѹñըָϸְ
  20028ַJBT4748-2002ѹϽըϸְ壨ͭϽ𣩡20033ʵʩҹѹƷ׼ձͬȫϵڽϴ죬ҹİȫϵϵͣ˶ԲӦиߵҪ󡣹ʱ׼涨ļĿJIS G3602-1992ASME SA-265(1998)׼Ҫ
1.6.2ְ
  ͱ׼䲼ͳJB4733-96 ձ׼.
1.6.3׼涨
  GB150-89               GB150-98
  GB8165-87               GB8165-87
                      JB4733-96
1.2.10 ʹ¶ȷΧ涨.     4.2.12ֹ涨ȷ
                      ǿ b  200MPa
                      ָ꼰ⷶΧ
ȷ涨.
                      ձܴﵽ,
b140MPa
2ֹ
2.1 ̼ظֹܡͺϽֹ
  1020       GB8163-1999޷ֹ
GB9948-88 ʯѻ޷ֹ
  20G           GB6479-2000 ѹ豸޷ֹ
  16Mn 15MnV   ڸ¼Aиɴõĸֹܱ׼
磺GB3087GB5310ȡ
2.2 ¸ֹ
  ȡ-70   09Mn2V
  -50   09MnD
2.3 ͺϽֹ
   09MnCrCuSb   ¼H H4.   Sb-    - Ti
2.4 ޷ֹ
    GB150-89               GB150-98
GB2270-80 ޷ֹ   GBT14976-94 ޷
                  ֹ
                  GB13296-91 ¯Ƚ
                    ޷ֹ
2.5 ֺӸֹ
  GB12771-91 òֺӸֹ
                    A4.2 GB12771
                    Ҫʹù涨
3ͼ
ͼøӦƽ¯¯ת¯ұ򾲸֡˫Э̡ɲõۡ¯⾫ (ע⣺¸ֶͼƽ¯ұ) 
31 ׼

.
  GB150-89               GB150-98

            JB4726-2000 ѹõͺϽֶͼ
JB755-85         JB4726-1994޸ģ±䶯
1ȡĿǰѲʹõ15MnV
2һ¿14Cr1Mo
3ݹĿǰȽұˮƽ
ȽסﵽȽˮƽ
            416Mn20MnMo20MnMoNbֶͼ0 
飬20 飬Ӧѹ
            Ʒ׼Ҫ
            5ǵѹİȫԣԱ׼е
            ֺ˸¼BĹ涨ȫעᣩ
            JB4727-2000 ѹõͺϽͼ
            JB4727-1994޸ģ±䶯
            1ȡĿǰѲʹõ20DƼʹ
            09Mn2VD,ˣ׼ƸΪѹ
            õͺϽֶͼ
            216MnMoD20MnMoDϲµ20MnMOD
            3ݹĿǰȽұˮƽ
ﵽȽˮƽ
            416MnD09MnNiDĵ³ָꡣ
            5ǵѹİȫԣԱ׼еĸ
            ֺ˸¼BĹ涨ȫעᣩ
            JB4728-2000 ѹòֶͼ
            JB4728-1994޸ģ±䶯
            1ȡĿǰѲʹõ1Cr13
            2һ岻0Cr18Ni12Mo2Ti
            3ݹȽұˮƽ00Cr18Ni5Mo3Si2             סˣﵽȽˮƽ
            4ǵѹİȫԣԱ׼еĸ
            ֺ˸¼BĹ涨ȫעᣩ
  1994 ׼ѾʼUȱ     Vȱ
32ͼ𣨹ȥҲˣ
    JB4726-2000      
    JB4727-2000       
    JB4728-2000      
  GB150-89             GB150-98
            4.4.2 ͼҪͼע磺
            16Mn - ˶ͼ
            09MnNiD
4. ø
4.1 40CrNiMoA- ֱѹ˨
  M52~M140   b 930MPa   s 825MPa.
4.2 ӱ4-8
    ˨ְ塢ֹܡͼһΪ Akv U   V
  GB150-984.5.2[4.5.2.3  GBT229ıȱڳ鷽] 涨
4.3 30CrMoAǿָ
ڵ-100
GB150лø֣4-84-9ʹõĸø֡ɰ4-10ѡȡԱҲѡʹþĸø֡
5.ںӲ
ںӲϣGB150ڶ޸ĵа䲼JBT4747-2002ѹøֺ20028·20033ʵʩ
ѹǾбըΣյ豸20ҹ¯ѹȫ䲼ˡѹȫ̡¯ѹѹܵ򡷵ȷ档ԼӦĲƷ׼GB150-1998жѹøְ֣塢ֹܡͼȣ˹涨GB3531-1996ѹõͺϽְ塷GB6654-1996ѹøְ塷JB4726~4728-2000ѹöͼѹص㣬涨ѹֲĵļҪ
ѹҪգӵֱӰѹӦѹҪ
ѹʹõĺһֱִеı׼ǣGBT983-1995ֺGBT5117-1995ֺ̼GBT5118-1995ͺϽֺұ׼ֱЧұ׼׼ԵЧãԴܵЧСĸֲĵĺϽϵϴرڵͺϽֺΧìܸͻҹԴصƿɵͺϽúյЧϵĺұ׼,纸۷׺Ĺ涨ֵݲ涨ѹøֺǾԲġ
Ĺ׼ͨԺ׼ڽũɽ촬ˮҵ似Ҫ涨ҹγɵѹ׼ϵ͹ϵܲӦȫѹҪƶѹøֺȷѹĻҪ󡣸ñ׼GBT983-1995ֺGBT5117-1995ֺ̼GBT5118-1995ͺϽֺĻϣӡߺͱɼҪȷѹĻҪ涨ѹø֣ѹֺ̼ͺϽֺֺ




ݹ桱ԲϵҪ
ԭݹ桱1699桰ݹ桱18
31ʮԭݹ桮Ϊݵǰг÷չͼгӦ˼Ҫ
1)Ϊȷ涨ѹϵĵλӦҰȫϿ׼
2)Ϊʹõλ飬涨˲ϱ־ӦٰĿӦգ
3)ѹ쵥λλѹòʱӦͬʱȡòλ֤ԭӸǹĵλ鹫µĸӡԲϵʵԸ
еļʽͣ
a.ϣָѹòϵͳƣӲϡ
b.ӦĹұ׼ҵ׼ָѹò漰ĹҲϱ׼ҵ׼ѹӦĲƷ׼жԲϵҪ
c.֤ݱдȫȫָ֤ݷйع涨ݡ
d.ԭָλߵԭʼ֤飬øӡ򳭼
3.211ѹѡҪ󣬼ڽ귢ڽʸʴıը¹ʣرǿӦʵԡ̼ظֲѹϵӦҪ󣬼ӦGB150µһЩ涨²ѹԳ⣬ڣ
1)Ϊ²ѹҪ̼0.19%ĸְһ㲻²ѹ̼޺Σ²豸ı׼й涨Ҵ²ЧϽڸֱ򾲸ֺá
2)ʹýǶȽ豸ҪǿʴĳϣʹҪ²֤һ²⣬ѹҪϸ
̼ظַڸְQ235Aְ岻ֱܻȵѹԭǻҹ¯ȫ̡вѡֺΪѹԪϡѹ׼ѹ涨ʹQ235Aְ壩
3.312ԭݹ桱һ£޶̼0.45%Ҫԭݹ桱涨Ҫʡϣʡ¯ѹȫҪָΪѹ쵥λṩϿ鱨ͺӹ棬׼ûڰʹõǼʱעǼǵİȫԲϺ̼0.25%̼0.45%ѹҪ쳧ǷûṩϿ鱨ͺӹ档ӹϣ豸ʹõؼ豸
3.413ѹøְ塢ͼֹܵȲϵʹ״̬ͳҪ涨D GB150йع涨
3.514ѹ̼ظֺ͵ͺϽְĳҪԭݹ桱Ƚ
1)ʢװΪҺʯ⺬100mgLѹ
2)ƶʽѹ
  ΪԱӦ֪ЩӦŽг⡣©졣
3.615ԭݹ桱ͬĿǰֽҵʹףԱǲֽ׵졢ʹþ飬չһЩѹ淶ѹĹ涨ġĿǰλˮƽͬһĲ࣬ѹ׼Ҳƣڼ鷽棬Աݹ涨ƫء
չ׼ҹʵǿһЩ涨
3.716ǶѹҪԭݹ桱ͬ
3.817~21⼸ǶѹɫϵҪ󣬵21
Ϊݣͬԭݹ桱
3.922ѹѹԪùҪ
1)ԭݹ桱Ƚϣݣ
(1)ù״ʹҿǿȹ涨ֵ޴ڵ540MpaĲϣӦ׼
(2)ڲλƺŵĲʱӦȫ׼涨ĸҪһǻѹһѶȣһˮƽĵλΪ˷ֵֹĵùֲı׼еѧܣעұ鷽
2)Ӧѡùѹ淶Ĳϣа֣һѹרòϣһǿѹķѹòϡѡʱӦѭĻҪӲӦ֤飬Ϊ˷쳧ʶա֤ӦϹӦ׼Ĺ涨ϵ֤Ҫݡ
3)쵥λ״ʹǰӦй֤ҪĿΪ쳧˽ⲢսڲϵĺӼ֤쵥λݱλļ״ԸòϵҪԼϵһЩҪʵʩС״ʹáָʹýڲϵ쵥λ״ʹãָڹ״ʹáAùڲϡXB״ʹáʱӦ2֤顣 
3.1023ԲƵĲϻδGB150׼Ĳѹ涨Ƶλ֤ϾӦȫ¯ѹ׼ίԱĹ涨
3.1124ISO9000ϵб׼ѹ쵥λʹõĲ׷ҪҪ֤Ӧ׼ҪòϵʵԸ
ԭݹ桱ȣ˱ֲݣȷϡ
3.1225ѹҪѹķΧ˹涨Ӧ֪14Ҫѹݣ临Ҫԭݹ桱ȣ㣺
1)ͼĸҪ󣬼ԵѹöͼҪڽطӳٶͼ⣬¾ʧ
2)ȡùҰȫƷȫ֤־Ĳϣ⸴顣ǰظԵ㣬ڴչʩУطӳãԣݹ桱ʽ롣
  ЩҪи飬Ӧա
3.1326ѹѹԪĺӲ涨
ʹõλҪ󡣺ĵĸҪҾֽȷ
3.1427ѹҪѹԪĲϴ˹涨ԭݹ桱ȽϣһЩòϣָ16MnR20RQ235ϵиְ塢16Mn10#20#ͼֹܵ໥ãΪ߹ЧʣһЩ쵥λӦʸ񣬲ʹþʱƲ׼ãӦͬʱԭƵλ








ڶ ϱ׼
  GB150-984гѹĸֲϱ׼һЩϱ׼Ѿ޶潫еһЩϱ׼к
  Ӱı׼ڵı׼ţ
GB3531-1996ѹõͺϽְָ     1޸ĵ
GB6654-1996ѹøְ     1޸ĵ2޸ĵ
JB4733-1996ѹñըָϸְ
JB4726-2000 ѹ̼ظֺ͵ͺϽֶͼ 
JB4727-2000ѹõͺϽֶͼ 
JB4728-2000ѹòֶͼ
GBT8163-1999 ޷ֹ
GB912-89̼ؽṹֺ͵ͺϽṹְ弰ִ
GB3274-88̼ؽṹֺ͵ͺϽṹְ弰ִ
GB3280-92 ְ
GB4237-92 ְ
JBT4747-2002ѹøֺ
ȵȡ
Լõĸְ׼йݽ£
GB6654-1996ѹøְ
GB3531-1996ѹõͺϽְָ
GB912-89̼ؽṹֺ͵ͺϽṹְ弰ִ
GB3274-88̼ؽṹֺ͵ͺϽṹְ弰ִ
JB4726-4728-2000 ѹøֶͼ
Ӧע⣺
GB2102-88 ֹܵաװ־֤
      GB709-88 ְմĳߴ硢͡ƫ
  GB2975-82 ֲѧȡ涨
  ر׼
һ    
1.1 Rĺ
GB6654-963.ƺűʾеĹ涨
  ׼ƺźġRָѹݡֵĺƴһĸ
1.2 Q235ϵеĺ
GB700-883.ƺűʾźͷеĹ涨
ֵƺɴĸֵ235ʾΪ235 MPaȼšŵĲְ˳ɡ
Q D ֲ㡰ֺƴλĸ
ABCDD ֱΪȼ
FD ڸ֡Сֺλĸ
bD 򾲸֡롱ֺƴλĸ
zD 򾲸ֺ֡ƴλĸ
TZD 򾲸ֺ֡ƴλĸ
    ƺɱʾУz롰TZʡԡ
еָ꼰
21 ǿ ָ,ֿκƻ,Ӧձǿָ
  ަsͦ0.2;ǿȼަb
211(sͦ0.2)
һֵʱ,λͻȻ,ʱȻغɲ,ԶԱεʼʱӦޡ̼ϸ, Ͻϸߺʹػĸ,,ʱͽ쳤൱ԭ೤0.2%Ӧ,涨ΪӦ,Ԧ0.2ʾ
s=Ps F0 , 0.2=P0.2F0   Ps ʼʱ
λMPa        P0.2쳤൱ԭ೤0.2%F0 - ԭʼ
212ǿȼަb
غɶ,ڶǰܵغʱӦ, ΪϵĿǿȼޡλMPa 
  b =PbF0 .
213ǿ(sb)
ϱȽǿ,ֵԽС,ʾǿȼ޵ĲԽ,Խ,Ӷ֤ʹеİȫɿ ҲʹڵԱηΧڳغС,෴ǿȸ,˵޽ӽǿޡڶǰԡ̫,Ӧ,ƣͿ½бȻҪӦ״̬гֹ(ֲӦ,Ӧ,Ӧ);ҪӹӲ,ƼӦ Ҫǿ,һǿȴ0.7ĲкӦ;0.8~0.85ĲҪԴ
22 ָ,ñζ,ȡ,ֱܱκ״ֵҲͨá ͨ쳤ʦ()Ͷʦʾ
21ʦ
      = lk-l0 l0 X100%
      l0  ʾԭ೤, 
      lk  ʾ೤
  5,10 ʾԼļ㳤Ϊֱ510
  ע 5٦10.
  ѹ,һ㹻ġ뿼
(a) ()쳤ʽǲɹġڳֹбϵ
(b) ʵʹǵӦ,ЩήͲϵ,Ӱѹİȫ 22ʦ
  ʾϺڶѴԭıֵ
    = F0-Fk F0 X100%.
F0  Լԭʼ.
    Fk Ϻ.
23
ڳ,ƱκͶѵ
ĿǰAkʾΪ,Գĵĳ(Ak)λǽ(J)
һǵλȱڴĵĳk,λǣ
  cm2(Jcm2)
  ĿǰѹøְȫΪı(V)γ(Akv)Ϊձ׼.
  ڵ»µĳΪ³.
24Ӳ ϵֿӲѹ ӲȱϵĥԺӹĿԡһ˵,ӲȽϸ,ĥԽϺáӲвӲ(HB),(HR),ά(HV)֡ 25 ϵֿı־,ӷӳ˲ϵԡȿɼֵԵĺû,ҲԿӹܡҲܹ¶ְȱ,ں԰,Լ麸ȱݡ 26Էӳ϶չĵֿ,еǿȸ, Ŀǰձٽſλ(COD)ֵc;ڸǿȸֵĴ,ӦòϵƽӦֵK1c
27³
¶ȳĳһޣֻ̼ͺϽִΪ400棩
ڸ³ڹѹ뿼˸ֲĵĸ³־ǿȼǿܡ
271 
ڳ£ʱӦСڵԼޣ򹹼ԱΣӦﵽޣ򹹼Ա⣬һԱΣֵֻҪһֱȥʱı䡣ǣڸ£úεĻϣʱԱλ᲻ӣʱԽۻԱԽֱƻ
Ϊ˵ĳһ¶£ֿѡǿȸϵ伫ʾָͨһĹ¶£ڹ涨ʹʱڣʹԼһܱεӦֵвõĦntָt¶£10СʱܱΪ1%伫ޡ
272 ֵĳ־ǿ
Իøֲڸ¶£ﵽĳһȶٶʱӦDtʾt¶£10Сʱ105Сʱ)ѵӦ
ڸ¶£ʹϾ涨ʱ䷢ѵӦΪֵĳ־ǿȡ



    ߴ硢Ρ
3.1 ְȸƫ
ڸְϱ׼о涨˸ְ岻ͬȷΧĸְƫ
ΪԱӦ˽ְȸƫGB6654-966~120mm
GB3531-966~100mmй涨ְȸƫΪ-0.25mm
GB912-89GB3274-88GB4237-92涨ְȸƫGB709ְ塷涨[GB3280-92ƫGB708(-88)]
GB709-88 Ըְȸƫ涨ñ׼еı34±
GB709-884ݣ
ƺȣְ͸ִ    пȷΧʱĺƫ
   600~750    750~1000    1000~1500
   ϸ
(A)    ͨ
(B)    ϸ
(A)    ͨ
(B)    ϸ
(A)    ͨ
(B)00
2.5~3.0    0.17    0.19    0.18    0.20    0.19    0.21
3.0~3.5    0.18    0.20    0.19    0.21    0.20    0.22
3.5~4.0    0.21    0.23    0.22    0.26    0.24    0.28
4.0~5.5    +0.1,-0.3    +0.2,-0.4    +0.15,-0.3    +0.3,-0.4    +0.1,-0.4    +0.3,-0.5
5.5~7.5    +0.1,-0.4    +0.2,-0.6    +0.1,-0.6    +0.2,-0.6    +0.2,-0.5    +0.25,-0.6
7.5~10.0    +0.1,-0.7    +0.2,-0.8    +0.1,-0.7    +0.2,-0.8    +0.2,-0.7    +0.3,-0.8
10.0~13.0    +0.1,-0.7    +0.2,-0.8    +0.1,-0.7    +0.2,-0.8    +0.2,-0.7    +0.3,-0.8
GB709-883
ƺ(ְִ)    ƫ
13~25    0.8
25~30    0.9
30~34    1.0

3.2ְȵĲ
ְھ붥ǲС100mm;ְԵС20mmκε㴦ĸְȣóְĺȸƫ
3.3ѧɷ
ƺŵĻѧɷ֣һЩԪصҪ΢ԪҪڸ׼ой涨ѧɷֵƫӦGBT222ع涨
3.4ұӦƽ¯¯ת¯GB6654GB3531򾲸֡GB6654-19962źGB3531-19961޸ĵѲƽ¯֣
3.5ڽ״̬
3.5.1׼о涨˸ƺŽȴ״ֻ̬еָҪ
3.5.2 GB3531ҪְӦӻػ״̬
3.6ְѧ͹ȡ(GB2975-82)ϸָ
Ӧڹ涨ְ˲ֱƷȡְ壬ӦھԵΪķ֮һȡ԰塣ͼʾ
  Ժְ壬ڿȵλȡ԰塣
   
          Ʒ
b       
      
        
  14b   

԰Ӧۼߴϸĸֲȡȡ԰ʱӦֹȡӹӲζӰѧܼܡոȡ԰ʱ԰иԵ㹻ļӹһӦڸֲĵĺȻֱС20mm
ǸGB2975-82 ֲѧȡ涨
ϸ׼涨
ѧ[ְ졢ıȣVȱڣ³]ϸָ꣬ر׼ϵع涨GB6654еĸְ跽Ҫ󣬲˫Э飬Ժȴ20mmĸְɽи飬¶ںͬעǿֵӦϸñ׼¼BҪ
ںС12mmĸְıȣVȱڣӦø6~8mmְߴΪ51055mmӦСڱ׼101055mm涨ֵ50% 8~11mmĸְߴΪ7.51055mmӦСڱ׼涨ֵ75%
ıȣVȱڣƽֵ㣬һĵֵȹ涨ֵͣõڹ涨ֵ70%
ıȣVȱڣ鲻ҪʱӦͬһŸְ(GB6654GB3531)ȡһ飬ǰƽֵõڹ涨ֵڹ涨ֵеڹ涨ֵ70%ֻһ
GB912GB3274ĸְ鲻ϸʱɴֲͬȡһ飬Ҫһ¡
ְһϱ׼Ҫ󣬶ɽи顣ĸ鰴涨⣬ĿĸӦGB247Ĺ涨ȡ˫顣
ڸֹ临жGB2102涨
37 ڸְյĳ
ְ׼о涨˸ԸְյĳʣGB6654GB3531ĸְԭǣÿӦͬһƺšͬһ¯޺šͬһȡͬһȴƶȵĸְɡ6~16mmְ壬ÿ15tȴ16mmְÿ25 t
˫Э鲢ںͬעȴ16mmְŽѧܼ顣
38 ͼȡ
  ͼӦɹ鲿Űͬм顣
381 跽ɽгƷñ׼ƫGBT222Ĺ涨
382ͼͳ
3821ͼͳȡ
a.ȴСڻ3500kgĶͼȡһһ졢
b. ȴ3500kgĶͼȡÿһ졢λü180㣬ͼȴֱ1.5ʱӦڶͼ˸ȡһ
3822 ȡ
ͼΣһȡȡʱȡζͼһȡԽϴ󡢳Ƚ϶̵ζͼȡ
3823 ȡλ
a.ͲζͼͻζͼӦȡԶͼĶ˲ӱںĶ֮һȡ
b.ζͼӦȡԶͼĶ˲ζͼֱСڻ350mmʱԵȡֱ350mmʱӾԵڻ20mmȡ
c.ζͼӦڶͼĿڶˣӱںĶ֮һȡ
d.ͼӦڶͼƺȲλԵڻ20mmڱ⣩ȡ
e.ζͼӦȡԶͼĶ˲ζͼΪԲʱھ֮һ뾶ȡζͼΪʱͼʾνͼ߹ɵľȦȡ
f. ͼ⣬ͼѧҲɴͬŵͳɵļͻȡӦͼͬĶ칤աȣ乫ƺӦڻڶͼĹƺȣͬ¯ȴ
39 ͼļҪ

  Ӳ 
  죨sb5ͬұ¯šͬ¯ȴĶͼһÿһ
  죨sb5ͬұ¯šͬ¯ȴĶͼһÿһ
     ⡣
 죨sb5 
     ⡣














 ѹòҪ 
3.1 ɹ
  ǩͬʱ,ͬӦȫ
  ,ƺ,ϱ׼,״̬,,,۸,ʱ, 估㷽ʽҪݡ
  ϰӲϣGB150ڶ޸ĵа䲼JBT4747-2002ѹøֺĶҪ󡣣
3.2 
3.2.1 յݼ
  볧Ͻ,ǶѹòʵʩƵĹؼ֮һ,ȷӶ֤Ʒ,ɲʦѹءҪڲⵥǩ֣ ҪѹòϺͺӲϵ֤,鱨,辭ȷϡ֡桱ΪBĿ
  ɲϼԱ,ͬԱͱԱͬС
  ݰ
  ֤,ʵĺ˲,ϰװǼ, Ҫγߴ(ȵ),鼰ȡ
  ⹺Э, ù׼Эͬй涨Ŀļա
Ӧʱ,ʱ,ԱӦ顢˽֪ͨ, պϸ󱣹ԱӦʱ,ڲϵǼǡ
  
3.2.1.1֤Ŀݵ,ӦӦϱ׼ͬ涨ĸҪ
ṩ֤,Ǿλ鲿Ÿȷϵԭҵתԭĸӡ
3.2.1.2ϵİװʵ־ӦӦ׼Ҫ󡣲ϱ־Ӧι̡֤һ¡
3.2.1.3֤鲻ȫʱ,ӦʱϹŻȡ,򰴡ݹ桱涨и顣
3.2.1.4ֵƴϲйԱǩϿɡ
  вϲѹ
a) ֤Ĳ;
b) ޸ֺš(¯)ŻʶǵĲ;
c) ǲ岻ȷϵĲ;
d) 顢鲻ϸĲԼδյĲϡ
3.2.2 ϴż
Ͼպϸ֮,쵥λӦ볧Ⱥ˳(¯)š𡢹Ĳͬ,ݱ涨,Ʋϴ(ӲϴųΪĴ)Ҫб,Աʹϵʹþ׷ԡ
3.2.2.1ϴŵıӦʵ,׸졣ͬһ쳧ĲϴűƷӦͳһ
  XX   XXX   X
          
                ʹ .
                Ͻˮ(Ҫ¯)¯˳.
                Ͻ.
3.2.2.2 ϱ
ÿϾӦ.
һ,ֻǡϴšΪ˱ʾֱۺʹ÷, ҲɰѲϴźͲƺͬʱǡ
Ӧڲǰ,Žвϱ,λӦĿ,ð߿ʾλáλøλԶ
  Ƿݲϵԡ𡢹ȷһΪӡ Ǻűдд()ǩ֡

Ƿ           ÷Χ

ӡ       1.Ȧġ6mm̼ظ,ͺϽְ.2.ݦ89mm,Ҧġ6mm
            ̼ظ,ͺϽְ弰ִ.3.50mmԲ.

Ǻűд   1.¼ְ,ɫ.2.ġ6mm̼ظְָ弰
д   .3.32mmܦ89mmĸֹ,32mmɫ.

ұǩ     1.˿(װ).2.ܦ32mmĸֹܼɫ.
            3.30mmԲ.4..

3.2.2.3 ϱҪ
(1) ѹԪÿϵĴűǱɼԱȷ,¸ӡܴӡĲDD粻֡ȣӦ涨Ӧȷϱǣ
(2) Ӧι̡䡣
(3)ӡʱ,ӦõӦӡ,ȲӦ0.5mm
3.3 ϴ
3.3.1 Ҫ
3.3.1.1øֲ뱻øֲͬĻѧɷ,״̬,Ŀ, ָꡣ
3.3.1.2øֲĵǿȡԡԡѧɷݺ͸ʴԶ(t,P, ʺͽṹ)Ӧԡ
3.3.1.3øֲĶԹյԿɺԡɶԡԡ Լȳѹܵ,ҪǺܺѹӹܡ
3.3.2ϴ
3.3.2.1ѹҪѹĲϴ, ȡԭƵλ޸֤ļ,ԸĶλϸء֡ݹ桱27涨Ҫ󣩡
3.3.2.2ѹҪѹĲϴ,ֻ辭, պͺιʦͬǩϿɺ,ʵʩ
3.3.2.3Ӳϴ辭ιʦͬ⡣
ѹͼҪһѹ, 
ѶӦʹõĺƺ˹涨,Ĵʱ,ȡԭƵλ޸֤ļ
3.4ϵıܡżʹ
3.4.1 ϱ
3.4.1.1ϰͬ,,ϸ,רòԼ𡢲ʡ Ӧʱñϴű,Էá
  ϰڷҪдϸϸҪʶòϵ״̬ʶ粻ϸӦʱֲ涨òϸʶȡ
  ϰڷӦﵽһǩ,Ҫݺ,Ҫڱշ ̵װж
3.4.1.2ϵĴӦʹҪֹʴ,Ⱦ,˻ΡиʴԵʼк,ϻšֿⷿڸͨ硣
  ְ塢ֹӦµϸ,߶һ㲻С300mm, ӲϵĸնҪȷʵĵ, ԷϴŹвʴΡ
  СĲϼ⹺,Ӧڷڿڻ ,ز,ר˱ܡ
ʴĲ,ܿڴ,ＰʴӦʱ, 涨ڲʱ,ԲϻӹͷܷȲλͿͷ
ӦעⲻֺɫϵҪ粻ֲӦǲֲϻţӦȡ
3.4.1.3ֲϱ־ϴŵι
3.4.1.4̨ˡݡ֤Ĺ
3.4.1.5ճάͷ𡢷
3.4.1.6ĿʱǼ,ˡһ¡
3.4.2 Ϸ
3.4.2.1,涨йԱǩѹϱ,õ, ϶ȿƷšʱ˶ԡ
3.4.2.2ʱ˶Բϱ־ϴš˶,ұԱǩּԱϿɺ󷽿ɷ,ʱϵǼǡ
3.4.2.3֤ϵĹͨ.
3.4.2.4иǰ,ȱֲ,Աȷϲ¼֤иš
3.4.2.5רò,ר˸
3.4.3ʹ
3.4.3.1ʹǰ,ƺš񡢳ߴ硢ǡżк˲
3.4.3.2ʹǰ,Ӧ̡׼Ҫļ,涨˲顣
3.4.3.3ҪرעⲻҪϣҪѲϸ졣вϲѹѹԪ
3.4.3.4Ʒ԰ĲϱǺϸϾֺͬšͬͬȴա
3.4.3.5иǰбֲҪѹϵıֲӦԱȷϲϣϣȷӡǺ󷽿ϡע䡢ȼӹʱǵĻָ
3.4.3.6УϸִйգҪԲϼӹıϼӹʵʺȽм
3.4.3.7칤տҪ漰ʱʹá¼⼰ʱʿϵͳйԱӳ
3.4.4 ϵĻ
ʹõϣӦѹרòֺòϱǣԼˣˡһ¡