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<h1 class="title maintitle" id="" style="margin: 0px 0px 14px; padding: 0px; font-size: 34px; width: 700px; font-family: 'Microsoft YaHei', SimHei, Verdana; line-height: 34px; color: rgb(0, 0, 0); font-weight: 500; z-index: 0; position: relative; overflow: hidden; zoom: 1; clear: right;">
<span class="lemmaTitleH1" style="height: auto; padding: 0px 0px 5px; display: inline;">2cr13</span></h1>
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<span style="color: rgb(51, 51, 51); font-family: arial, 宋體, sans-serif; font-size: 14px; line-height: 24px; text-indent: 28px;">2Cr13屬</span><a href="http://baike.baidu.com/view/188445.htm" style="text-decoration: none; color: rgb(19, 110, 194); font-family: arial, 宋體, sans-serif; font-size: 14px; line-height: 24px; text-indent: 28px;" target="_blank">馬氏體不銹鋼</a><span style="color: rgb(51, 51, 51); font-family: arial, 宋體, sans-serif; font-size: 14px; line-height: 24px; text-indent: 28px;">有磁性,硬度好,焊接要預(yù)熱的。和Q235焊接用</span><a href="http://baike.baidu.com/view/832025.htm" style="text-decoration: none; color: rgb(19, 110, 194); font-family: arial, 宋體, sans-serif; font-size: 14px; line-height: 24px; text-indent: 28px;" target="_blank">奧氏體不銹鋼</a><span style="color: rgb(51, 51, 51); font-family: arial, 宋體, sans-serif; font-size: 14px; line-height: 24px; text-indent: 28px;">焊條不用預(yù)熱,焊接,采用較小的電流。2Cr13焊接焊材可以選用1.抗大氣腐蝕選G202,G207,需預(yù)熱150-300度,焊后回火700-730度;2.耐有機(jī)酸并耐熱選:G211,需預(yù)熱150-300度;3.良好塑性:A102,A107,A202,A207,A302,A307,補(bǔ)焊預(yù)熱,厚大件預(yù)熱。</span></p>
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<b>特性</b></div>
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2Cr13屬<a href="http://baike.baidu.com/view/188445.htm" style="text-decoration: none; color: rgb(19, 110, 194);" target="_blank">馬氏體不銹鋼</a>,有磁性,硬度好,焊接要預(yù)熱的。和Q235焊接用<a href="http://baike.baidu.com/view/832025.htm" style="text-decoration: none; color: rgb(19, 110, 194);" target="_blank">奧氏體不銹鋼</a>焊條不用預(yù)熱,比如A302.A307都行。</div>
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焊接時控制焊縫稀釋率,不擺動焊接,采用較小的電流。</div>
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2Cr13焊接焊材可以選用:</div>
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1.抗大氣腐蝕選G202,G207,需預(yù)熱150-300度,焊后回火700-730度;</div>
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2.耐有機(jī)酸并耐熱選:G211,需預(yù)熱150-300度;</div>
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3.良好塑性:A102,A107,A202,A207,A302,A307,補(bǔ)焊預(yù)熱,厚大件預(yù)熱。<br />
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<b>表示方法</b></div>
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根據(jù)GB/T《鋼鐵產(chǎn)品牌號表示方法》的規(guī)定,采用<a href="http://baike.baidu.com/view/104417.htm" style="text-decoration: none; color: rgb(19, 110, 194);" target="_blank">漢語拼音字母</a>、化學(xué)元素符號及阿拉伯?dāng)?shù)字組合的方式表示。 含量:一般在牌號的頭部用一位阿拉伯?dāng)?shù)字表示平均碳含量(以千分之幾計(jì));平均碳含量小于千分之一的用“0”表示;碳含量不大于0.03%的用“00”表示。 合金元素含量:平均合金元素含量小于1.50%時,牌號中僅標(biāo)明元素,一般不標(biāo)明含量;平均合金元素含量為1.5%-2.49%、2.50%-3.49%.....12.50%-13.49%,....時,相應(yīng)地標(biāo)明2、3.....13...。專門用途的不銹鋼,在牌號頭部加上代表該鋼用途的代號。舉例:0Cr18Ni9、Y1Cr17(易切鋼)。<br />
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碳 C :0.16~0.25</div>
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硅 Si:≤1.00</div>
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錳 Mn:≤1.00
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<a class="image-link nslog:9317" href="http://baike.baidu.com/picture/1942481/1942481/0/6c224f4a20a44623433061c89822720e0df3d7a6.html?fr=lemma&ct=single" style="text-decoration: none; color: rgb(19, 110, 194); display: block; width: 220px; height: 176px;" target="_blank" title="2CR13"><img alt="2CR13" src="http://c.hiphotos.baidu.com/baike/s%3D220/sign=f9dc41cbf81986184547e8867aec2e69/6c224f4a20a44623433061c89822720e0df3d7a6.jpg" style="border: 0px; display: block; margin: 0px auto; width: 220px; height: 176px;" /></a><span class="description" style="display: block; color: rgb(85, 85, 85); font-size: 12px; font-family: 宋體; word-wrap: break-word; word-break: break-all; line-height: 15px; padding: 8px 7px; min-height: 12px; border-top-width: 1px; border-top-style: solid; border-top-color: rgb(224, 224, 224);">2CR13</span></div>
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硫 S :≤0.030</div>
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磷 P :≤0.035</div>
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鉻 Cr:12.00~14.00</div>
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鎳 Ni:允許含有≤0.60<br />
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抗拉強(qiáng)度 σb (MPa):淬火回火,≥635</div>
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條件屈服強(qiáng)度 σ0.2 (MPa):淬火回火,≥440</div>
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伸長率 δ5 (%):淬火回火,≥20</div>
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斷面收縮率 ψ (%):淬火回火,≥50</div>
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沖擊功 Aku2(J):淬火回火,≥63</div>
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硬度 :退火,≤223HB;淬火回火,≤192HB</div>
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●熱處理規(guī)范及金相組織:</div>
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熱處理規(guī)范:1)退火,800~900℃緩冷或約750℃快冷;2)淬火,920~980℃油</div>
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冷;3)回火,600~750℃快冷。</div>
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金相組織:組織特征為馬氏體型。</div>
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●交貨狀態(tài):一般以熱處理狀態(tài)交貨,其熱處理種類在合同中注明;未注明者,按不熱處理狀態(tài)交貨。</div>
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