石油裂化用無(wú)縫鋼管合金圓鋼-特殊鋼管系列
專(zhuān)業(yè)為您提供特殊鋼管系列牌號(hào),材質(zhì)單,在線報(bào)價(jià)單 歡迎選購(gòu)
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\/%E7%9F%B3%E6%B2%B9%E8%A3%82%E5%8C%96%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(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); }); }(); 產(chǎn)品系列 >> 石油裂化用無(wú)縫鋼管 產(chǎn)品編號(hào):581154216產(chǎn)品名稱(chēng):石油裂化用無(wú)縫鋼管規(guī) 格:產(chǎn)品備注:產(chǎn)品類(lèi)別:產(chǎn)品系列 執(zhí)行標(biāo)準(zhǔn):GB9948(2006)---石油裂化用無(wú)縫鋼管(國(guó)標(biāo))GB9948 是石油裂化用無(wú)縫鋼管(GB9948-88)是適用于石油精煉廠的爐管、熱交換器和管道無(wú)縫鋼管。主要用于石油冶煉廠的鍋爐、熱交換器及其輸送流體管道。其代表材質(zhì)為20、12CrMo、1Cr5Mo、1Cr19Ni11Nb等化學(xué)成分:標(biāo)準(zhǔn)牌號(hào)化學(xué)成分(%)CSiMnPSCrMoNiNbGB9948100.07~0.130.17~0.370.35~0.65≤0.030≤0.020 200.17~0.230.17~0.370.35~0.65≤0.030≤0.020 12CrMo0.08~0.150.17~0.370.40~0.70≤0.030≤0.0200.40~0.700.40~0.55 15CrMo0.12~0.180.17~0.370.40~0.70≤0.030≤0.0200.80~1.100.40~0.55 1Cr5Mo≤0.15≤0.50≤0.60≤0.030≤0.0204.00~6.000.45~0.60≤0.60 注:其中10的殘余元素含量Ni≤0.25%、Cr≤0.15%、Cu≤0.20%20的殘余元素含量Ni≤0.25%、Cr≤0.25%、Cu≤0.20%、Mo≤0.15%、V≤0.08%其他的殘余元素含量Ni≤0.30%、Cr≤0.30%、Cu≤0.20%力學(xué)性能標(biāo)準(zhǔn)牌號(hào)抗拉強(qiáng)度(MPa)屈服強(qiáng)度(MPa)