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百度百科-驗(yàn)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\/12CRMO"; 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(wèn)異常，請(qǐng)進(jìn)行驗(yàn)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(yàn)證失敗，請(qǐng)重新驗(yàn)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); }); }(); 12crmo 12CrMo是珠光體型熱強(qiáng)鋼，冷應(yīng)變塑性及可切削性均良好，焊接性尚可。用于制造蒸氣參數(shù)達(dá)510℃的主導(dǎo)管、管壁溫度達(dá)540℃的過(guò)熱管等，也可制作高溫下工作的各種彈性元件?；拘畔⒅形拿Q12CrMo標(biāo)準(zhǔn)GB/T 3077-1988 數(shù)字代號(hào)A30122熱處理規(guī)范淬火900℃,空冷;回火650℃,空冷目錄3力學(xué)性能折疊編輯本段基本信息牌號(hào):12CrMo 合金結(jié)構(gòu)鋼對(duì)應(yīng)國(guó)外標(biāo)準(zhǔn):JIS(日本) G4053:2003 A29M(美國(guó)):2005 ISO 683-18:1996對(duì)應(yīng)德國(guó)牌號(hào):12CrMo4(1.7201);對(duì)應(yīng)英國(guó)牌號(hào):1501-620Gr·27;對(duì)應(yīng)法國(guó)牌號(hào):12CD4熱處理規(guī)范及金相組織:交貨狀態(tài):以熱處理(正火、退火或高溫回火)或不熱處理狀態(tài)交貨，交貨狀態(tài)應(yīng)在合同中注明。折疊編輯本段化學(xué)成分●化學(xué)成份:碳 C :0.10~0.15硅 Si:≤0.30錳 Mn:0.60-0.90硫 S :≤0.025磷 P :≤0.025鉻 Cr:0.90-1.20銅 Cu:≤0.25鉬 Mo:0.15~0.25折疊編輯本段力學(xué)性能抗拉強(qiáng)度 σb (MPa):≥410(42)12CrMo鋼板12CrMo鋼板屈服強(qiáng)度 σs (MPa):≥265(27)伸長(zhǎng)率 δ5 (%):≥24斷面收縮率 ψ (%):≥60沖擊功 Akv (J):≥110沖擊韌性值 αkv (J/cm²):≥137(14)硬度 :≤179HB試樣尺寸:試樣毛坯尺寸為30mm