30Cr13_30Cr13不銹鐵_30Cr13價格特種鋼板-優(yōu)特鋼
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百度百科-驗證 if (!window['__abbaidu_2020_subidgetf']) { window['__abbaidu_2020_subidgetf'] = function () { var subid = 01000000; return subid; }; } !function(){ var $ = require('wiki-common:widget/lib/jquery/jquery'); var Dialog = require('wiki-common:widget/ui/dialog/dialog'); var ClickstreamSdk = require('wiki-common:widget/util/clickstreamSdk'); var clickstream = new ClickstreamSdk.default({ appname: 'baike', platform: 'web', device: 'pc', page: 'spam', auto: true }); var sourceUrl = "\/item\/30Cr13_30Cr13%E4%B8%8D%E9%94%88%E9%93%81_30Cr13%E4%BB%B7%E6%A0%BC"; var fromPage = "pc_lemma_page_risk_score"; var logParam = { page: 'spam', fromPage: fromPage } clickstream.logActEvent($.extend({}, logParam, {'act_type': 'show'})); function init() { if (window.sdkMachine) { var machineSDK = new window.sdkMachine({ container: document.body, title: '訪問異常,請進行驗證', ak: 'GHm64ouBF7GGAhXNcsae9xiVByAGWhMI', deviceType: 'pc', type: 'spin', testUrl: '', initApiSuccessFn: function() { machineSDK.init(); }, errorFn: function(err) { alert('errfn___' + err.message || '') }, verifySuccessFn: function(result) { $.ajax({ type: 'GET', url: '/api/anticrawl/captchaverify', dataType: 'json', data: { ds: result.ds, passTk: result.tk, clientType: 'pc', tk: "d4b87f38b35a5e84f28e8674b41132db", sourceFrom: fromPage }, success: function(res) { if (res && res.errno === 0 && !res.isSpam) { clickstream.logActEvent($.extend({}, logParam, {'act_type': 'verify-pass'})); if (sourceUrl) { machineSDK.close(); window.location.href = sourceUrl; } } else { var submitInform = Dialog.inform({ icon: 'WARNING', mainMsg: '驗證失敗,請重新驗證' }); submitInform.show(); setTimeout(function() { submitInform.hide(); }, 3000); machineSDK.close(); init(); } } }); }, verifyFailFn: function() { }, feedbackEvent: function(feedback) { return true; }, }); } }; init(); }(); !function(){ require('wiki-common:widget/component/psLink/psLink'); var clickstream = require('wiki-common:packages/utils/logger'); clickstream.logViewPage({ page: 'all-pc' }); var tmpBaiduId = ''; require(['wiki-common:widget/util/setBaikeTmpBaiduId.es'], function (setBaikeTmpBaiduId, cookie) { setBaikeTmpBaiduId(tmpBaiduId); }); }(); 30Cr13性能特點:淬火后比12Cr13和20Cr13鋼具有更高的強度、硬度和淬透性。在室溫對稀硝酸和弱有機酸有一定的腐蝕性,但不及12Cr13和20Cr13鋼。30Cr13用途:主要用于高強度部件,以及在承受高應力載荷并在一定腐蝕介質中工作的磨損件,如載300℃以下工作的刀具、彈簧,400℃以下工作的軸、螺栓、閥門、軸承等,也用做測量器械、醫(yī)用工具。鋼號:30Cr13代碼:S42030產品名稱:不銹鐵執(zhí)行標準:GB/T1220-2007交貨狀態(tài):一般以退火狀態(tài)交貨,具體交貨狀態(tài)應在質保書中注明。鋼廠:東北特鋼、西寧特鋼、長城特鋼等。30Cr13化學成份范圍值:注:實際化學成分以鋼廠質保書為準。碳C:0.26~0.35硅Si:≤1.00鉻Cr:12.00~14.00鎳Ni:≤0.60錳Mn:≤1.00硫S:≤0.030磷P:≤0.04030Cr13力學性能范圍值:注:實際力學性能以鋼廠質保書為準。30Cr13抗拉強度 σb (MPa):淬火回火,≥73530Cr13條件屈服強度 σ0.2 (MPa):淬火回火,≥54030Cr13伸長率 δ5 (%):淬火回火,≥1230Cr13斷面收縮率 ψ (%):淬火回火,≥4030Cr13硬度 :退火,≤235HBW30Cr13淬火回火硬度:≤217HBW30Cr13熱處理工藝:淬火加熱溫度:920-980℃;冷卻劑:油冷回火加熱溫度:650-750℃;冷卻劑:快冷退火加熱溫度:800-900℃;冷卻劑:緩冷退火加熱溫度:750℃;冷卻劑:快冷。