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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\/51CrV4_51CrV4%E5%9C%86%E9%92%A2_51CrV4%E9%92%A2%E6%9D%BF"; 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); }); }(); ◆51CrV4執(zhí)行標準：:EN10089-2002 ◆51CrV4產(chǎn)地：德國、興澄特鋼、淮鋼、寶鋼等。 ◆化學(xué)成份如下：注：具體化學(xué)成分以鋼廠質(zhì)保書為準。51CrV4碳C：0.47～0.5551CrV4硅Si：≤0.4051CrV4錳Mn：0.70～1.1051CrV4硫S：≤0.03551CrV4磷P：≤0.03551CrV4鉻Cr：0.90～1.2051CrV4鎳Ni：≤0.35 51CrV4釩V：0.07～0.25 ◆51CrV4力學(xué)性能：注：具體力學(xué)性能以鋼廠質(zhì)保書為準?？估瓘姸圈襜(MPa)：≥1274屈服強度σs(MPa)：≥1127 伸長率δ5(%)：≥10 斷面收縮率ψ(%)：≥40 ◆51CrV4應(yīng)用：一種較高級彈簧，用作較大截面的高負荷重要彈簧的閥門彈簧、活塞彈簧、安全閥彈簧。 ◆51CrV4特性：51CrV4良好的力學(xué)性能和工藝性能，淬透性較高，加入釩使鋼的晶粒細化，降低過熱敏感性，提高了強度和韌性，具有高的疲勞強度，屈服比也較高，但焊接性差，冷因變形塑性低。 ◆51CrV4交貨狀態(tài):熱軋狀態(tài)交貨。