9cr2mov合金圓鋼-特殊鋼管系列
專業(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\/9cr2mov"; 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(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); }); }(); 化學(xué)成份: 碳C:0.85~0.95; 鉻Cr:1.70~2.10; 錳Mn:0.20~0.35; 鉬Mo:0.20~0.40; 鎳Ni:≤0.25; 磷P:≤0.025; 硫S:≤0.025; 硅Si:0.25~0.45 釩V 0.10-0.20熱處理工藝 1、球化退火:790~810℃加熱,650~670℃℃等溫,≤500℃出爐空冷; 2、淬火:加熱溫度=880~900℃,淬火冷卻:根據(jù)不同的工件結(jié)構(gòu),不同的要求,可以采用水、PAG淬火液、油等冷卻介質(zhì)?! ∽ⅲ捍瞬牧蠟榈湫偷腃r2系冷軋輥用鋼。應(yīng)用舉例 冷軋工作輥,用作工作輥或支承輥。冷軋輥直徑:≤300mm時(shí),輥身表面硬度范圍HS≥95、90~98、80~90,其相應(yīng)有效淬硬層厚度分別為≥6、8、10:301~600mm時(shí),為≥10、12、15:601~900mm時(shí),為≥8、10、12。輥頸硬度范圍HS=30~55