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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\/Y12PB"; 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); }); }(); 簡(jiǎn)介 Y12Pb屬于易切削結(jié)構(gòu)鋼，執(zhí)行標(biāo)準(zhǔn)為GB/T 8731-1988。產(chǎn)品力學(xué)性能試樣尺寸：-抗拉強(qiáng)度σb(Mpa)：(熱軋)390～540; (冷拉)鋼材厚度或直徑 8～20時(shí):530～755; >20～30時(shí):510～735; >30時(shí):490～685伸長(zhǎng)率δ5(%)：(熱軋)≥22;(冷軋)≥7.0斷面收縮率ψ(%)：(熱軋)≥36硬度：(熱軋)≤170HB;(冷拉)152～217HB產(chǎn)品交貨狀態(tài)交貨狀態(tài)：以熱軋或冷拉狀態(tài)交貨，交貨狀態(tài)應(yīng)在合同中注明。Y12Pb易切削結(jié)構(gòu)鋼_產(chǎn)品化學(xué)成份(質(zhì)量分?jǐn)?shù)) /%碳 C (%)：0.08～0.16硅 SI (%)：≤0.15錳 MN (%)：0.70～1.10硫 S (%)：0.15～0.25磷 P (%)：0.05～0.10鉛 PB (%)：0.15～0.35Y12Pb參考對(duì)應(yīng)鋼號(hào)：中國(guó)GB Y12Pb；俄羅斯ГОСТ -；美國(guó)ASTM 12L13，UNS G12134；英國(guó)BS -；法國(guó)NF AD37Pb/10Pb2/10PbF2；德國(guó)DIN 10SPb20；日本JIS SUM22L；國(guó)際ISO 11SMnPb28。