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a(chn)Ʒ(jin)
ϺQ235NH䓰l(f)gӭ
ϺQ235NH䓰l(f)gӭ
a(chn)Ʒr(ji)5555
ϼڣ2019-09-16 18:48:32
a(chn)أ
l(f)؛أ
(yng)(sh)
ӆ1
g[92
YdoYd
doP(gun)d
Ԕ(x)f
    ϺQ235NH䓰l(f)gӭ
    ϺQ235NH䓰l(f)gӭ
    Ҫ܇C(j)е
    ׃X݆(ni)ȼC(j)ϵ͹݆SNșC(j)@ڹ܏(qing)ҵĦĥpͬr(sh)ֳ^Ľ׃d؄eǛ_d
    2. Ҫ
    (1) B̼ӲȸߣԱC(yu)ĥԺͽ|ƣڿͬr(sh)m(dng)?sh)Ժgԡ
    (2) IJиߵgԺߵď(qing)IJgԲr(sh)ڛ_dɻ^dהѣ(qing)Ȳr(sh)t^ĝB̼
    (3) õğ̎ˇ ڸߵĝB̼ضȣ900桫950棩WwL(zhng)õĴ͸
    ϺQ235NH䓰l(f)gӭ

    3. ɷc(din)
    (1)̼̼һ0.10%0.25%ʹIJԺg
    (2) ߴ͸ԵĺϽԪأCrNiMnB
    (3) KWwL(zhng)ԪأҪ(qing)̼γԪTiVWMoγɷ(wn)ĺϽ̼
    4.䓷N̖(ho)
    ϺQ235NH䓰l(f)gӭ

    20Crʹ͸ԺϽB̼@䓵Ĵ͸ԵͣIJ(qing)^
    20CrMnTiд͸ԺϽB̼䓡@䓴͸^^^СB̼^Ɍӱ^õęC(j)еܺ͹ˇ
    18Cr2Ni4WA20Cr2Ni4Aߴ͸ԺϽB̼@䓺^CrNiԪ͸ԺܸҾкܺõgԺ͵͜؛_g
    ϺQ235NH䓰l(f)gӭ
    5. ̎ͽM
    ϽB̼䓵ğ̎ˇһ㶼ǝBֱ̼Ӵٵ͜ػػ ̎󣬱B̼ӵĽMϽB̼w+ػRw+WwMӲȞ60HRC62HRCIJMc䓵Ĵ͸ԼߴP(gun)ȫ͸r(sh)̼ػRwӲȞ40HRC48HRC(sh)rwػRwFwӲȞ25HRC40HRCIJgһ㶼700KJ/m2
    ϺQ235NH䓰l(f)gӭ
    ϺQ235NH䓰l(f)gӭ
ھԃP/
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