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F؛Nͺq235nh  q355nhҎ(gu)Rȫ и
F؛Nͺq235nh q355nhҎ(gu)Rȫ и
aƷr4800
ϼڣ2018-07-21 16:34:10
ӱ
l(f)؛أ򱱳^(q)
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Ԕf

    ˾˾ʼKԳЈ錧Կ͑ģ|I(y)}\Ş֮ԳJ֔ԭt(wn)Mȡl(f)չѴژI(y)_˶Nwϵγ˸wAAȫN۾Wjõu(yu)|ĮaƷۺČăruȫ30ʡС΅^(q)ֱݠУaƷÑه

    LڽI,䓣䓏SaNҎ(gu)̖䓰壬܃(yu)݃r
    Ҏ(gu)񷶇3-200mm.1500-2400mm.L3000-12000mm
    ҪaƷУ
    ͵͜䓰壺Q235C Q235D Q235E Q345CQ345DQ345E16MnC16MnD16MnE
    偠t䓰壺20G16MnG15CrMoG12Cr1MoVG
    (yu)|̼䓰10-50#16Mn20Mn35Mn45Mn50Mn20Mn235Mn245Mn2
    Ͻ䓰壺15CrMo35CrMo42CrMo20CrMo12Cr1MoV27SiMn60Si2Mn20Cr40Cr
    䓰壺Q245R20R16MnR16MnDR14Cr1MoR15CrMoR12Cr1MoVR Q370R
    ͺϽߏȰ壺Q390B/C/D/EQ420(B/C/D/EQ460C/D/EQ550C/D/EQ690B/C/D/E
    ߌӽY䓰Q235JGCQ345JGCQ390JGCQ420GJCQ460GJC
    Y䓰Q235qCQ345qC16MnqQ370qCQ420qC14MnNbq
    ĥ䓰NM360ANM400ANM360BNM400B
    ͺ壺Q295NHQ235NHQ345NHQ355NHQ295GNHQ345GNHQ390GNH
    ͺϽY䓣QͨͺϽHSLA

    1. ; Ҫ܇v偠t߉ݔݔܵ䓽Yȡ
    2. Ҫ(1) ߏȣһ300MPa
    (2) gԣҪʞ15%20%Ҝ؛_gԴ600kJ/m800kJ/m ڴͺӘ߀Ҫ^ߵĔg
    (3) õĺܺ
    (4) ͵D׃ضȡ
    (5) õg
    3. ɷc (1) ̼gԡԺܵҪ̼^0.20%
    (2) iĺϽԪ
    (3) ⁻CoԪأ⁻Cγɼ̼̼ګ@üСFw䓵ďȺgԡ~0.4%ף0.1%ңȣ


    gϡԪأÓȥʹ䓲ăgԺ͹ˇ
    5. ̎c @һڟ܈B(ti)ʹãҪMЌTğ̎ʹàB(ti)µ@΢MһFw w
    ҹ˾سZͬȵ|£C͵ărƵķգߵuxѵ֧cgӭVϿ͑ǢՄ
    ˾񣺄(chung)³Խƽɾδ
    ˾ּ|ul(f)չ
    ˾I\鱾͑ 
    ˾(yu)ݣ؛Դr

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