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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\/%E9%AB%98%E5%8E%8B%E5%8C%96%E8%82%A5%E7%94%A8%E6%97%A0%E7%BC%9D%E9%92%A2%E7%AE%A1"; 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(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); }); }(); 產(chǎn)品系列 >> 高壓化肥用無縫鋼管    產(chǎn)品編號(hào)：5811542816產(chǎn)品名稱：高壓化肥用無縫鋼管規(guī)　　格： 產(chǎn)品備注： 產(chǎn)品類別：產(chǎn)品系列  執(zhí)行標(biāo)準(zhǔn)：GB6479（2000）---高壓化肥設(shè)備用無縫鋼管（國標(biāo)）GB6479鋼管是化肥設(shè)備用高壓無縫鋼管（GB6479-2000）是適用于工作溫度為-40~400℃、工作壓力為10~30Ma的化工設(shè)備和管道的優(yōu)質(zhì)碳素結(jié)構(gòu)鋼和合金鋼無縫鋼管。 標(biāo)準(zhǔn)牌號(hào)抗拉強(qiáng)度（MPa）屈服強(qiáng)度（MPa）伸長率（％）沖擊功（J）低溫沖擊Akv                   試樣尺寸：10*10*55GB647910335～490≥205≥24/－20℃≥1820410～550≥245≥24≥39－20℃≥1816Mn490～670≥320≥21≥47－40℃≥2110MoWVNb470～670≥295≥19≥62　15CrMo 440～640≥235≥21≥47　1Cr5Mo390～590≥195≥22≥94　12 Cr2Mo450～600≥280≥20≥38　 化學(xué)成分: 標(biāo)準(zhǔn)牌號(hào)化學(xué)成分（%）CSiMnPSCrMoNiVWNbGB647910